the neo Fortecom® Installation Manual
Contents
1. i XN Ai A Zi A 2 Overall Rooflight Width Clear Structural Width Y y general line of 0 100 200 300 l li l li l li scale mm Note there is a 5mm fitting tolerance inside all bearers packers 15 degree fillet angle iia Cn rooftile tops 110mm 16a et l line of 17 top of 16b w structural 13 bearers 3 18 jamb insulation bearer 19 a 1 12 Clay rooftiles The jamb tiles are dry bedded on the jamb weathering foam 12a which is bent over and compressed under them as they are fixed down Cc Additional fixing holes or a mortar bed may be required under some tiles where only ross one batten fixing is possible H 13 Rooflight baseplate Rooflight casement 13a Section 14 Head flashing supplied as part of the Flashing Kit In severe exposures approx consider clipping down rooftiles Jamb flashing assembly 14a UPVC soaker 4 5 scale upstand 15 General roofing membrane 16 Rooflight linings These are part of the rooflight assembly The linings 16a amp 16b are preinstalled The baseplate linings 16b must be removed during installation to allow the fixing 17 of the Rooflight Ensure the linings are refitted afterwards 17 Fixing coachbolts supplied with roo2. All of the images in this guide are diagrammatic with some components omitted for clarity They should be used as a reference and may not be a true representation of the installation Installation instructions are regularly reviewed and we reserve the right to update or amend these details without alteration to this guide Please note opening angles are approximate and may be slightly less than stated due to the effect of gas spring balancing Where N A is shown rooflight models are fixed closed and do not open June 2010 EJ the Rooflight Company The Professionals Choice A trading name of the Metal Window Company Ltd Wychwood Business Centre Milton Road Shipton under Wychwood OX7 6XU Tel 01993 833 108 Fax 01993 831 066 Email info therooflightcompany co uk Web www therooflightcompany co uk INVESTOR IN PEOPLE DPOB refine S29 The neo rooflight is a registered trademark of The Metal Window Company Ltd In the interest of continuous product development it may be necessary to amend specification without alteration to technical literature All drawings and designs are the Copyright and Designright of The Metal Window Company Ltd
3. In severe exposures consider clipping down at centres and consider clipping down rooftiles also Flashing sits on 15mm WBP or marine grade ply substrate 7a on a treated sw or hardwood tilting fillet 7b with an internal fillet angle of 15 degrees Lap the lead flashing over the tiles below by the rooftile recommended headlap and welt it under the rooflight cill flashing piece as shown 8 Lay a continuous thick bead of low modulus neutral cure silicone across the cill lead flashing for the full width of the rooflight JUST PRIOR TO installation of the rooflight baseplate Ensure that the fillet is thick enough to make continuous contact with the flashing and the cill flashing piece and wipe away any visible excess 9 Perimeter seal to jambs and head To be a thick continuous fillet of low modulus neutral cure silicone as shown This is laid in AFTER installation of the rooflight 10 Jamb flashing aprons part of the jamb flashing assembly supplied as part of the Flashing Kit They pass UNDER the battens but OVER the general roofing membrane The battens are tacked in position at the rooflight jambs only until the Flashing Kit is installed and the jamb aprons are slid under them Then they are fixed home 11 Rooflight cill flashing piece This is part of the rooflight assy 1 Jamb structural supports neo is installed between rafters in cold roof construction to maintain its characteristic flush profile 2 Head and cill structura
4. UNDER the ply cill substrate but OVER the tilting fillet and ends overlapping the general roofing felt at the cill as shown 7 Cill flashing supplied as part of the Flashing Kit In severe exposures consider clipping down at centres and consider clipping down rooftiles also Flashing sits on 15mm WBP or marine grade ply substrate 7a on a treated sw or hardwood tilting fillet 7b with an internal fillet angle of 15 degrees Lap the lead flashing over the tiles below by the rooftile recommended headlap and welt it under the rooflight cill flashing piece as shown 8 Lay a continuous thick bead of low modulus neutral cure silicone across the cill lead flashing for the full width of the rooflight JUST PRIOR TO installation of the rooflight baseplate Ensure that the fillet is thick enough to make continuous contact with the flashing and the cill flashing piece and wipe away any visible excess 9 Perimeter seal to jambs and head To be a thick continuous fillet of low modulus neutral cure silicone as shown This is laid in AFTER installation of the rooflight 10 Jamb flashing aprons part of the jamb flashing assembly supplied as part of the Flashing Kit They pass UNDER the battens but OVER the general roofing membrane The battens are tacked in position at the rooflight jambs only until the Flashing Kit is installed and the jamb aprons are slid under them Then they are fixed home 11 Rooflight cill flashing piece This is part of the
5. are to be two 50mm wide timber members JAMB structural members bearers extend continuously from head to cill and the HEAD structural bearers are cut to fit within the jamb structural bearers We recommend use of threaded rod fixings with large recessed washers and locknuts as shown below Locating fixings at centres as specified by the project Structural Engineer WARM ROOF The structural bearers at the HEAD and JAMBS of the structural opening are to be 100mm wide and fixed directly on top of the structural support and trimming rafters JAMB structural members bearers extend continuously from head to cill and the HEAD structural bearers are cut to fit within the jamb structural bearers as shown below Fixing type and spacing to as specified by the project Structural Engineer Cold Roof Warm Roof Jamb amp Head Jamb amp Head COLD ROOF WARM ROOF On thin roof constructions such as cold roof neo is installed On thicker roof constructions such as warm roof neo is installed between the structural supporting rafters on top of the structural supporting rafters The structural bearers should be strongly fixed to their flanking The structural bearers require to be strongly screwed down onto structural supports see note above the structural supports For larger neo rooflights consider using stainless steel brackets in addition to screw fixings Fixing components 1 locknut 1 screw fixings as specified by projects Structural Engine
6. line of roof finish WBP or marine ply lining structural bearers section at jamb COLD ROOF A Thickness of roof finish this is the dimension from the top of the structural supports to the general line of the roof finish B The depth the bearers sit below the structural member In this example A 50mm 25mm batten 25mm slate The top surface of the bearers is required to be 110mm below the general line of the roof finish Where B 110 A Therefore B 110 50 B 60mm in this example general line of Warm roof the roof finish structural bearers WBP or marine ply lining section at jamb WARM ROOF A Thickness of roof finish this is the dimension from the top of the structural supports to the general line of the roof finish C The height the bearers sit above the structural member In this example A 175mm 100mm insulation 25mm counter batten 25mm batten 25mm slate The top surface of the bearers is required to be 110mm below the general line of the roof finish Where C A 110 C 175 110 Therefore C 65mm in this example SECTION 4 Preparing the roof gt Installing the structural bearers Jambs and Head INSTALLING THE STRUCTURAL BEARERS JAMBS AND HEAD Once the fixing height of the structural bearers is derived they can be fixed to the main structural supports COLD ROOF The structural bearers at the HEAD and JAMBS of the structural opening
7. obtain a flush installation Width 100mm Fixing Structural bearers must be strongly fixed to the jamb structural supports We suggest flush through bolted connections at centres on the rooflight jambs as shown 3a Number and size of such connections to be to Structural Engineer s specification 4 Head and cill structural bearers Head similar to jamb structural bearers in dimension and fixings Cill jack bearers are shown at the cill here to allow insulation infill For landscape format neo rooflights head and cill bearers should be through bolted to the head and cill structural trimmers through solid packing and steel angle connectors considered for the trimming rafter jamb structural member joints 5 12mm WBP ply lining to jambs and head This provides a clean firm backing for the perimeter silicone seal Ensure that the ply is clean dry and free from grease and loose particles 5a 18mm ply cill standoffs Fix the rooflight through standoff blocks of 18mm ply at the cill These space the rooflight away from the cill bearers to accommodate electrical wiring where required Infill remaining gaps with insulation material 6 Cill felt tray Install a roofing membrane tray under the rooflight cill as shown This is to pass down from under the rooflight cill and UNDER the ply cill substrate but OVER the tilting fillet and ends overlapping the general roofing felt at the cill as shown 7 Cill flashing supplied as part of the Flashing Kit
8. of the rooflight as shown y ggm SECTION 5 Installing the rooflight gt Installing the head roofing membrane gt Weathering A install the head roofing membrane Lay the strip of roofing felt over the head flashing and ensure it y tucks UNDER the next lap in the general roofing membrane late and finally off the roof g basep W Weathering SECTION 5 Installing the rooflight gt Weathering gt Soakers A Weathering Before continuing the installation verify that the roofing felt When laying the second course of tiles at the jambs soakers and flashings are correctly installed After this point the roo are required one per jamb Lay the soaker flashing over the will need to be stripped back to make any amendments edge of the cill corner and fori e soaker BEHIND the jamb flashing extrusion as shown y Soakers SECTION 5 Installing the rooflight gt Tiling the jambs gt Complete the tiling A Tile the jambs se the edge of the jamb flashing as a guide to tile up to and l tile the jambs Ensure the weathering foam attached to the The head of the rooflight can now be tiled We recommend the use of eaves tiles Complete the tiling around the head of am attac jamb flashings is folded down and away from the rooflight the rooflight accordingly W Complete the tiling SECTION 6 Finishing the interior gt Installing the head and cill linings A Baseplate linings Head and Cill
9. that the ends of the battens are only tacked in place at this stage This is to ensure the rooflight is weathered in correctly at a later stage of the installation v Battening up the jambs SECTION 5 Installing the rooflight gt Lead cill flashing gt Installing the rooflight A Lead cill flashing Lift the rooflight into the opening being careful NOT to pick the rooflight up by the perimeter extrusion or cill flashing If your rooflight model has a motorised configuration be sure to allow enough room the cill of the rooflight for the cable to escape the frame without becoming trapped or over twisted Install a code 3 5 lead flashing depending upon the weather exposure to the cill of the opening as shown Side lap to be minimum 150mm Length of flashing to be sufficient to give the tile recommended headlap Lay a continuous thick bea of low modulus neutral cure silicone along the flashing Installing the rooflig ht SECTION 5 Installing the rooflight gt Fixing the rooflight gt Perimeter silicone fillet Locate all of the fixing points at the perimeter of the rooflight Drill pilot holes and fix the coach bolts with a large flat washer and a spring washer through and into the structural bearers ONLY TIGHTEN THE COACH BOLTS UNTIL THE SPRING WASHER HAS FLATTENED OUT OVER TIGHTENING OF THE COACH BOLTS CAN CAUSE DAMAGE TO THE ROOFLIGHT FRAME Ensure all marked fixing points are used Install a thick contin
10. warm roof or cold roof The type of roof tile to be used e g clay tiles slate interlocking tile pantile zinc or lead sheet etc The thickness of the roof finishes from the top of structural rafters to the general line of the top of the roof finishes ON TEXT Highlighted in BOLD indicates a point of special importance SECTION 1 How to use this manual gt Contents AA Contents W Page SECTION 1 How to use this manual 3 SECTION 2 Prior to installation 5 SECTION 3 Structural opening sizes 6 SECTION 4 Preparing the roof 7 SECTION 5 Installing the rooflight 16 SECTION 6 Finishing the interior 22 SECTION 7 Suggested installation details 23 SECTION 8 Important Information 28 SECTION 2 Prior to installation gt Receiving the rooflight gt Transport amp storage Single rooflight as delivered recyclable doubled nylon binding to cardboard allow the box to be packing retied together J recyclable product ID amp transport information TRANSPORT amp STORAGE delivery amp checking advice RECEIVING THE ROOFLIGHT UNLESS the packaging is completely undamaged we recommend that the rooflight packaging is temporally opened to allow inspection of the goods for damage Follow the instructions on the delivery checking and advice label gt Once the rooflight has been checked repackage it in the original packaging for safe storage until the rooflight is to be installed g
11. Install the cill and head linings as shown Orientate the lining with the fixing holes aligned to the securing brackets located in the rooflight baseplate recess as shown by the dashed line in the above image Secure in place using screws provided Cover the screw heads by inserting the timber plugs until flush to the surface of the lining gt Installing the jamb linings Install the jamb linings as shown The installation method is the same as that used for the head and cill linings W Baseplate linings Jamb SECTION 7 Suggested installation details gt Drawing identification DRAWING IDENTIFICATION SLATE ROOF FINISH Page Cold roof construction drawing number NE_100INST 24 Warm roof construction drawing number NE_101INST 25 CLAY TILE ROOF FINISH Cold roof construction drawing number NE_102INST 26 Warm roof construction drawing number NE_103INST 27 Long Section approx 1 5 scale A3 size J J NN a i j AN aN i A 30 deg roof angle shown here 20 deg min 70 deg max roof angle for NEO o 3 Jamb structural bearers Fixing height The fixing height of the top of the jamb structural bearers in respect of the level of the top of the rooftiles determines the flushness of the rooflight installation The top of all of the structural bearers should be set 110mm lower than the level of the top of the rooftiles to
12. an 12 10 3a 15 neoe CLAY TILE COLD ROOF 12a Team 13a 9 E E wt Sah line of 17 top of 16b E structural NS 13 bearers v7 S 12 Clay rooftiles The jamb tiles are dry bedded on the jamb weathering foam 12a which is bent over and compressed under them as they are fixed down Additional Cross fixing holes or a mortar bed may be required under some tiles where only one batten fixing is possible Section 13 Rooflight baseplate Rooflight casement 13a approx 14 Head flashing supplied as part of the Flashing Kit In severe exposures consider z clipping down rooftiles Jamb flashing assembly 14a UPVC soaker upstand 1 5 scale 15 General roofing membrane i 16 Rooflight linings These are part of the rooflight assembly The linings 16a amp 16b A3 size are preinstalled The baseplate linings 16b must be removed during installation to allow the fixing 17 of the Rooflight Ensure the linings are refitted afterwards 17 Fixing coachbolts supplied with rooflight These are screwed to the structural bearers through yellow marked holes in the baseplate 18 General roof insulation Roof insulation between jack bearers 18a 19 Internal finishes abutment to rooflight lining To be specified by project designer Here shown as a ti
13. angle 18 4 17 16a 16b 2 30 deg roof angle shown here 20 deg min 70 deg max roof angle for NEOe Key the jamb structural bearers in respect of the level of the top of the rooftiles determines the flushness of the rooflight installation The top of all of the structural bearers should be set 110mm lower than the level of the top of the rooftiles to obtain a flush installation Width 100mm Fixing Structural bearers must be strongly fixed to the jamb structural supports For larger neo rooflights consider using steel plate connectors in addition to screw fixings Consult the project Structural Engineer 4 Head and Cill structural bearers These are similar to jamb structural bearers in dimension and fixings All bearers are to be strongly fixed to structural supports below them For larger neo rooflights consider using steel plate connectors in addition to screw fixings 5 12mm WBP ply lining to jambs and head This provides a clean firm backing for the perimeter seal Ensure that the ply is clean dry and free from grease and loose particles 5a 18mm ply cill standoffs Fix the rooflight through standoff blocks of 18mm ply at the cill These space the rooflight away from the cill bearers to accommodate electrical wiring where required Infill remaining gaps with insulation material 6 Cill felt tray Install a roofing membrane tray under the rooflight cill as shown This is to pass down from under the rooflight cill and
14. e is undertaken The following procedures are to be performed at least every six months and more frequently in exposed or marine locations gt Rooflight cleaning Clean neo s glass baseplate and casement in particular the exposed external surfaces Clean the baseplate and casement with warm water containing a weak solution of car wash fluid using a natural bristle brush and rinse with clean water Before cleaning clear the exterior of the rooflight of any debris that may have collected Excessive buildup of leaves twigs roof tile chips etc can cause the rooflight to leak Furthermore chemicals contained within the debris can have a detrimental effect on the paintwork finishes gt Glass cleaning On models of neo in which the casement can open to 90 see Rooflight weights and opening angle it is possible to clean the glass from the inside On models that cannot achieve 90 casement opening cleaning can be effected from inside using a cleaning tool obtainable from the Rooflight Company When cleaning from the inside ensure the casement is securely held open and do not put arms or hands through any of the moving parts gt Gas strut maintenance The gas struts that assist in the opening of the rooflight require to be operated at least once amonth This keeps the seals lubricated and helps ensure that pressure is maintained The gas struts should also be kept clean and free of dirt especially the piston rod Wipe the piston
15. er 2 threaded bar 3 washer SECTION 4 Preparing the roof gt Installing the structural bearers Cill INSTALLING THE STRUCTURAL BEARERS CILL Structural bearers at the cill of the structural opening vary in position according to the roof covering type and roof construction method adopted This is because differing roof tile types roof constructions have different requirements in respect of the length of runoff at the rooflight cill in order to maintain adequate weathering capabilities Fix the structural bearers to the cill of the structural opening in accordance with either the suggested installation details in section Suggested installation details in this manual or a project specific detail supplied by the project architect Note For large neo rooflights the rotational loads placed upon the structural supports in cold roof installations may require stabilisation with strutting or sheathing Refer the suggested framing details appropriate to the roof type and finish together with the rooflight weight see section Important information in this manual to a Structural Engineer for checking Cold Roof cill structural Jamb amp Cill bearer trimming rafters consider using steel fixing brackets here when jack insulation infill bearers are used COLD ROOF On thinner roof constructions such as cold roof neo is installed between the structural support rafters The cill structural bea
16. ere exposures consider clipping down at centres and consider clipping down rooftiles also Flashing sits on 15mm WBP or marine grade ply substrate 7a on a treated sw or hardwood tilting fillet 7b with an internal fillet angle of 15 degrees Lap the lead flashing over the tiles below by the rooftile recommended headlap and welt it under the rooflight cill flashing piece as shown 8 Lay a continuous thick bead of low modulus neutral cure silicone across the cill lead flashing for the full width of the rooflight JUST PRIOR TO installation of the rooflight baseplate Ensure that the fillet is thick enough to make continuous contact with the flashing and the cill flashing piece and wipe away any visible excess 9 Perimeter seal to jambs and head To be a thick continuous fillet of low modulus neutral cure silicone as shown This is laid in AFTER installation of the rooflight 10 Jamb flashing aprons part of the jamb flashing assembly supplied as part of the Flashing Kit They pass UNDER the battens but OVER the general roofing membrane The battens are tacked in position at the rooflight jambs only until the Flashing Kit is installed and the jamb aprons are slid under them Then they are fixed home 11 Rooflight cill flashing piece This is part of the rooflight assembly Long Section approx 1 5 scale A3 size neoe CLAY TILE WARM ROOF i W D Nn i gt
17. flight These are screwed to the structural bearers through yellow marked holes in the baseplate unit 18 General roof insulation 19 Internal finishes abutment to rooflight lining To be specified by project designer Here shown as plaster on expanded metal lath on shaped packers AS3 size This is a suggested installation detail which Title n e Oo roofl Ig ht CLAY TILE may not be exactly applicable to all situations and constructions It is not a detailed or Suggested WARM ROOF constructional proposal Installers and gg designers are advised to check their own details for compliance with all currentiy installation detail applicable Local Authority byelaws Acts of A Parliament and British ISO standards Scale Do not scale Date 02 08 Drawing No NE 103INST All information contained within this drawing is Copyright and Designright of the Rooflight Company ision 19 05 10 Amended to The intellectual property rights of the products detailed within this drawing and embedded 3D models are owned by the the Rooflight Company Revision E incorperate Flashing Kit Drawn by pk Do not scale from this drawing Use figured dimensions only 01 09 Amendments to texts 1 2 3 4 SECTION 8 Important Information gt Maintenance gt Guarantee gt Advisory Care amp Maintenance To achieve the maximum service life from neo it is important that scheduled care and maintenanc
18. l supports trimming rafters Q neos SLATE TILE COLD ROOF 0 100 200 300 l l scale mm Note there is a 5mm fitting tolerance inside all bearers packers f A N sy N AN 18a Clear Structural Width i general line of Overall Rooflight Width rooftile 9 ane tops Clear Bearer Width iy 14 12 12a 10 3a 15 43 1 i Tj 110mm 16 N 13 ol ee a inana A ed line of 17 top of 16b p structural TRS 13 bearers J i a 12 Slate rooftiles The jamb tiles are dry bedded on the jamb weathering foam 12a which is bent over and compressed under them as they are fixed down Additional Cross fixing holes or a mortar bed may be required under some tiles where only one batten S ti fixing is possible ection 13 Rooflight baseplate Rooflight casement 13a 14 Head flashing supplied as part of the Flashing Kit In severe exposures consider approx clipping down rooftiles Jamb flashing assembly 14a UPVC soaker upstand 1 5 scale 15 General roofing membrane p 16 Rooflight linings These are part of the rooflight assembly The linings 16a amp 16b A3 size are preinstalled The baseplate linings 16b must be removed during installation to allow the fixing 17 of the Rooflight Ensure the li
19. mber architrave to match the rooflight lining 3 Z 57 27 18 This is a suggested installation detail which Title n e Oo roofl ight CLAY TILE may not be exactly applicable to all situations and constructions It is not a detailed or S t d COLD ROOF constructional proposal Installers and ugges e designers are advised to check their own M gt A details for compliance with all currently installation detail applicable Local Authority byelaws Acts of P Parliament and British ISO standards Scale po notscale Date 02 08 Drawing No NE 102INST All information contained within this drawing is Copyright and Designright of the Rooflight Company iSi i 19 05 10 Amended to ii The intellectual property rights of the products detailed within this drawing and embedded 3D models are owned by the the Rooflight Company Revision E incorperate Flashing Kit Drawn by pk Do not scale from this drawing Use figured dimensions only 01 09 Amendments to texts 1 2 3 4 fillet 30 deg roof angle shown here 20 deg min 70 deg max roof angle for N Oe 1 Jamb structural supports neo is installed on top of rafters in warm roof construction to maintain its flush profile 2 Head and cill structural supports trimming rafters 3 Jamb structural bearers Fixing height The fixing height of the top of the jamb structural bearers in respect of the level of the top of the
20. nings are refitted afterwards 17 Fixing coachbolts supplied with rooflight These are screwed to the structural bearers through yellow marked holes in the baseplate 18 General roof insulation Roof insulation between jack bearers 18a 19 Internal finishes abutment to rooflight lining To be specified by project designer Here shown as a timber architrave to match the rooflight lining This is a suggested installation detail which Title n e Oo roofl Ig ht SLATE TILE may not be exactly applicable to all situations and constructions It is not a detailed or Suggested COLD ROOF constructional proposal Installers and gg designers are advised to check their own details for compliance with all curently installation detail applicable Local Authority bylaws Acts of Scal Date Drawing No Parliament and British ISO standards cale wi a Do not scale 02 08 9 NE_1 OOINST All information contained within this drawing is Copyright and Designright of the Rooflight Company Revision 19 05 10 Amended to Drawn by The intellectual property rights of the products detailed within this drawing and embedded 3D models are owned by the the Rooflight Company i E incorperate Flashing Kit pk Do not scale from this drawing Use figured dimensions only 01 09 Amendments to texts 1 2 3 4 S 75 15 ny A SN 5 4 Se amp te SQ nn Ts X SA 14 9 gt 15 deg fillet
21. oflight cill flashing piece as shown A 8 Lay a continuous thick bead of low modulus neutral cure silicone across the cill lead flashing for the full width of the rooflight JUST PRIOR TO installation of the rooflight baseplate Ensure that the fillet is thick enough to make continuous contact with the flashing and the cill flashing piece and wipe away any visible excess 9 Perimeter seal to jambs and head To be a thick continuous fillet of low modulus neutral cure silicone as shown This is laid in AFTER installation of the rooflight 10 Jamb flashing aprons part of the jamb flashing assembly supplied as part of the Flashing Kit They pass UNDER the battens but OVER the general roofing membrane The battens are tacked in position at the rooflight jambs only until the Flashing Kit is installed and the jamb aprons are slid under them Then they are fixed home 11 Rooflight cill flashing piece This is part of the rooflight assy 16a general line of rooftile approx 1 5 scale 5a 0 100 200 300 l f f f scale mm O Note there is a 5mm fitting tolerance Sar 5 inside all bearers packers Ly Vg Weg vey gt ayy op Cee lop Op Ye On G 85 Am S 96 13a T oF Brg t Vj Z 770 o i e m 5 O 13 17 S i ge 7b tT gt 8 7 SS SSS 8 lt S 18a angle of fillet 15 degrees AS 2 Clear Structural Width 5 Overall Rooflight Width I J 4 18 Clear Bearer Width 85mm 25mm N 4 y 14
22. pany ision 19 05 10 Amended to The intellectual property rights of the products detailed within this drawing and embedded 3D models are owned by the the Rooflight Company Revision E incorperate Flashing Kit Drawn by pk Do not scale from this drawing Use figured dimensions only 01 09 Amendments to texts 1 3 4 Long Section angle of fillets 15 degrees A3 size W N N 16b 5 7 2 30 deg roof angle SS d shown here 20 deg RS min 70 deg max roof angle forn Ose gt bo c Key 1 Jamb structural supports neo is installed between rafters in cold roof construction to maintain its characteristic flush profile 2 Head and cill structural supports trimming rafters 3 Jamb structural bearers Fixing height The fixing height of the top of 19 the jamb structural bearers in respect of the level of the top of the rooftiles determines the flushness of the rooflight installation The top of all of the structural bearers should be set 110mm lower than the level of the top of the rooftiles to obtain a flush installation Width 100mm Fixing Structural bearers must be strongly fixed to the jamb structural supports We suggest flush through bolted connections at centres on the rooflight jambs as shown 3a Number and size of such connections to be to Structural Engineer s specification 4 Head and cill structural bearers Head similar to jamb structu
23. r to a new or existing roof is formation of a structural opening Go to page 8 gt The second task is installation of structural bearers within the formed structural opening Go to page 10 Ply linings Cold roof Ply linings are required between the structural supports and structural bearers in all cold roof installations See section Suggested installation details in this manual Warm roof Ply linings are required to be fixed outside the structural bearers in all warm roof installations See section Suggested installation details in this manual 1 Forming the structural opening 2 Installing the structural bearers go to page 8 go to page 10 SS SECTION 4 Preparing the roof gt Forming the structural openings FORMING THE STRUCTURAL OPENING gt Forming a structural opening in a roof for a neo is straightforward The opening is formed using structural members which re route structural loads from the roof above around the structural opening Note All structural member sizing and fixings around the structural opening are to be as detailed by the Project Architect Structural Engineer Our drawings are indicative only gt Where neo is to be installed in a new roof the structural members can be designed to reduce the necessity for cutting and trimming gt Where neo is to be installed in an existing roof the structural opening may require additional structural members to be inserted and or existing member
24. ral bearers in dimension and fixings Cill jack bearers are shown at the cill here to allow insulation infill For landscape format neo rooflights head and cill bearers should be through bolted to the head and cill structural trimmers through solid packing and steel angle connectors considered for the trimming rafter jamb structural member joints 5 12mm WBP ply lining to jambs and head This provides a clean firm backing for the perimeter silicone seal Ensure that the ply is clean dry and free from grease and loose particles 5a 18mm ply cill standoffs Fix the rooflight through standoff blocks of 18mm ply at the cill These space the rooflight away from the cill bearers to accommodate electrical wiring where required Infill remaining gaps with insulation material 6 Cill felt tray Install a roofing membrane tray under the rooflight cill as shown This is to pass down from under the rooflight cill and UNDER the tops ply cill substrate but OVER the tilting fillet and ends overlapping the general roofing felt at the cill as shown 7 Cill flashing supplied as part of the Flashing Kit In severe exposures consider clipping down at centres and consider clipping down rooftiles also Flashing sits on 15mm WBP or marine grade ply substrate 7a on a treated sw or hardwood tilting fillet 7b with an internal fillet angle of 15 degrees Lap the lead flashing over the tiles below by the rooftile recommended headlap and welt it under the ro
25. ral framing dimensions below Cold roof construction type Rooflight Structural framing model dimensions Width mm x Length mm structural opening O P N _ NS cco MEO GBP seseeseeeeeo 907 x 1412 NEO STP 42 esee06s5 907 x 1807 neo 63P 4 1062 x 1607 neo 94P 1062 x 2102 neo 150P 1387 x 2187 neo 63L_ 1402 x 1267 neo 94L 1897 x 1267 neo 150L_ 1982 x 1592 neo 41S 1062 x 1267 neo 93S 1387 x 1592 Rooflight Structural framing model dimensions Width mm x Length mm neo 38P_ 687 x 1007 neo 57P eee e eee 687 x 1402 neo 63P eeeeceeecones 842 x 1202 neo 94P_ cw eee ee 842 x 1697 neo 150P_ 1167 x 1782 NEO GSE 2cssssescenae ss 1182 x 862 neo 94L_ 1677 x 862 neo TSOL seessseeeesce se 1762 x 1187 neo 41S _ 842 x 862 Warm roof neo OBS wwneewenneenees 1167 x 1187 Insulation is on top of the rafters SECTION 4 Preparing the roof gt Structural framing and support around the rooflight STRUCTURAL FRAMINGS AND SUPPORTS AROUND THE ROOFLIGHT Introduction There are two main tasks to be undertaken to provide an opening in the roof and structural supports for neo 1 Forming the Structural Opening 2 Installing the Structural Bearers gt The first task undertaken in all installations whethe
26. rers are located within the structural opening and the cill runoff supporting members are generally located within the structural length See also the section Suggested installation details in this manual Warm Roof f Jamb amp Cill cill runoff support members i structural trimming rafters WARM ROOF On thicker roof constructions such as warm roof neo is installed on top of the structural supporting rafters The cill structural bearer is located on top of the structural support members and the cill runoff supporting members are generally located outwith the structural length See also the section Suggested installation details in this manual SECTION 4 Preparing the roof gt Prepared opening gt Tilting fillet A Prepared Opening Trim the opening within the roof to the correct size required for the model of rooflight being installed Install the cill tilting fillet we recommend hardwood or treated softwood Its purpose is to support the cill flashing and flashing substrate Note Details shown here are for COLD ROOF construction See section suggested installation details in this manual for appropriate WARM ROOF detail W Installing the cill tilting fillet SECTION 4 Preparing the roof gt Tilting fillet gt Rooflight membrane A Installing the head tilting fillet Install the head tilting fillet as shown we recommend hardwood or treated softwood Fold and trim
27. rod with a clean dry grease free cloth or a piece of clean kitchen towel Advisory Standard rooflight All the information provided in this document refers to a standard specification neo rooflight Install in accordance with this manual The Rooflight Company cannot accept any liability if neo is not installed strictly in accordance with the instructions contained in this manual and implicit in the Suggested Installation Details Structural support Structural supports for neo are to be designed and supervised during construction by the rooflight installer s or project Structural Engineer Gas struts neo has integral gas struts which assist the opening casement and support it when fully open The gas struts are highly pressured and care is required when operating them Do not attempt to adjust or dismantle them SECTION 8 Important Information gt Rooflight weight and opening angle gt Further Information Rooflight weights and opening angle When handling and installing neo its weight should be considered and adequate means employed to move the rooflight into position to reduce the risk of accidents Rooflight Approximate Approximate Maximum model casement baseplate opening weight weight angle kg kg degrees neo 38P 28 26 90 neo 57P 36 31 50 neo 63P 37 31 50 neo 94P 49 38 30 neo 150P 65 43 N A neo 63L 37 31 90 neo 94L 49 38 90 neo 150L 65 43 N A neo 41S 28 26 90 neo 93S 47 35 90 Further Information
28. rooflight assembly Long Section approx 1 5 scale A3 size y Q 1 Jamb structural supports neo is installed on top of rafters in warm roof construction to maintain its flush profile 2 Head and cill structural supports trimming rafters 3 Jamb structural bearers Fixing height The fixing height of the top of neoe SLATE TILE WARM ROOF 0 100 200 300 scale mm 5A cill runoff supports 15mm Overall Rooflight Width Clear Structural Width 85mm 2 18 Note there is a 5mm fitting tolerance inside all bearers packers 15 degree fillet angle general line of 12a 5 10 12 15 lt rooftile tops a l i N 110 i l batten mm a a 16a 9 y Aye E y line of 17 top of 16b s 13 E structural bearers MAAN X WY SS SS SN _ NN L NS A SS we YY jamb Uy Yj insulation 19 Wj b WK earer 1 a 12 Slate rooftiles The jamb tiles are dry bedded on the jamb weathering foam 12a which is bent over and compressed under them as they are fixed down Cross Additional fixing holes or a mortar bed may be required under some tiles where only one batten fixing is possible ection 13 Rooflight baseplate Rooflight casemen
29. rooftiles determines the flushness of the rooflight installation The top of all of the structural bearers should be set 110mm lower than the level of the top of the rooftiles to obtain a flush installation Width 100mm Fixing Structural bearers must be strongly fixed to the jamb structural supports For larger neo rooflights consider using steel plate connectors in addition to screw fixings Consult the project Structural Engineer 4 Head and Cill structural bearers These are similar to jamb structural bearers in dimension and fixings All bearers are to be strongly fixed to structural supports below them For larger neo rooflights consider using steel plate connectors in addition to screw fixings 5 12mm WBP ply lining to jambs and head This provides a clean firm backing for the perimeter seal Ensure that the ply is clean dry and free from grease and loose particles 5a 18mm ply cill standoffs Fix the rooflight through standoff blocks of 18mm ply at the cill These space the rooflight away from the cill bearers to accommodate electrical wiring where required Infill remaining gaps with insulation material 6 Cill felt tray Install a roofing membrane tray under the rooflight cill as shown This is to pass down from under the rooflight cill and UNDER the ply cill substrate but OVER the tilting fillet and ends overlapping the general roofing felt at the cill as shown 7 Cill flashing supplied as part of the Flashing Kit In sev
30. s cut and re supported in order to facilitate installation in the location required neo in a new roof neo in an existing roof new trimming AONO new structural NAG rafters aed A Pi support rafter trimming AN ANUEEANAN clear structural clear structural width clear tructural length length new structural s trimming rafters support rafter gt Height of the structural bearers SECTION 4 Preparing the roof gt Installing the structural bearers HEIGHT OF THE STRUCTURAL BEARERS The intention of this installation guide is to achieve an installation of neo that presents the glazing nominally flush to the general level of the top of the roofing material Such an install achieves the inconspicuous appearance characteristic of neo It is most important that installers read and apply the contents of this section INSTALLING THE STRUCTURAL BEARERS In all installations neo sits on structural bearers once installed The positioning of the structural bearers is dependant on gt Roof type e g cold or warm roof gt Roof finish e g slate clay tile etc For flush installation the top of the structural bearers needs to be located 110mm below the general line of the roof finish For cold roof installation the structural bearers need to be 100mm minimum height in order to accommodate the rooflight baseplate within the roof cavity Please see the worked examples below Cold roof general
31. t 13a S 14 Head flashing supplied as part of the Flashing Kit In severe exposures approx consider clipping down rooftiles Jamb flashing assembly 14a UPVC soaker 4 5 scale upstand 15 General roofing membrane 16 Rooflight linings These are part of the rooflight assembly The linings 16a amp 16b are preinstalled The baseplate linings 16b must be removed during installation to allow the fixing 17 of the Rooflight Ensure the linings are refitted afterwards 17 Fixing coachbolts supplied with rooflight These are screwed to the structural bearers through yellow marked holes in the baseplate unit 18 General roof insulation 19 Internal finishes abutment to rooflight lining To be specified by project designer Here shown as plaster on expanded metal lath on shaped packers A3 size This is a suggested installation detail which Title n e Oo roofl ight SLATE TILE may not be exactly applicable to all situations and constructions It is not a detailed or Su ested WARM ROOF constructional proposal Installers and gg designers are advised to check their own A details for compliance with all currently instal lation detail applicable Local Authority byelaws Acts of s z 7 Parliament and British ISO standards Scale Do not scale Date 02 08 Drawing No NE 101INST All information contained within this drawing is Copyright and Designright of the Rooflight Com
32. t One set of nylon banding is doubled in each direction to allow sufficient material to retie the packaging together gt Keep the rooflight in its original packaging and store off the ground in a secure covered dry place until it is required for installation gt When transporting the rooflight in its box carry the box by lifting it from the underside rather than lifting by its strapping gt Stack multiple units carefully and only as many units high as is set out on the transport information label on the box gt Only remove the rooflight from its packaging when it is required for installation gt Once unpacked carry the rooflight by lifting it from the underside of the baseplate gt Mark the original box with the window number location and keep all accessories and linings in the original box until they are required When the installation is complete and all accessories linings are used recycle all of the packaging materials store in a covered dry secure area do not stack too high or allow to get wet SECTION 3 Structural opening sizes gt Tile type Slate and Clay tiles TILE TYPE SLATE AND CLAY TILES To derive the structural framing dimensions for neo you will need to have the following information to hand gt The neo model reference number to be installed p gt The type of roof construction to be used e g cold or warm Follow the appropriate information pathway to derive the structu
33. the neo Fortecom Installation Manual Issue 01 May 2011 the Rooflight Company The Professionals Choice SECTION 1 How to use this manual gt Welcome gt General WELCOME Thank you for choosing a neo rooflight We are sure that neo will provide a high quality finishing touch to your project This guide is intended to assist building contractors and homeowners in receiving handling and installing the neo rooflight Please take the time to read and carefully follow these instructions Particular attention should be paid to the Important Information section at the back of this installation guide GENERAL Please note the minimum roof angle at which neo can be installed is 20 degrees Please note the maximum roof angle at which neo can be installed is 70 degrees Please note the following installation details pertain to COLD ROOF construction and SLATE tile type Some installation details may vary depending on the roof construction and tile type being used Always view this manual in conjunction with the cross sectional installation details relevant to your project See the section Suggested installation details in this manual Use the Contents section to access the specific information you need to install the rooflight In order to access the information you require in order to install neo you will need to know The neo rooflight model to be installed The type of roof construction to be used e g
34. the roofing membrane around the structural opening as shown If battening at this stage lightly tack the battens at the jambs only W Trim amp finish the roofing membrane SECTION 4 Preparing the roof gt Roofing membrane tray gt Cill flashing substrate A Roofing membrane tray Install a roofing membrane tray at the cill of the opening as shown The membrane tray is to pass over the cill tilting fillet and terminate over the general roofing membrane Install a 15mm thick WBP or marine quality ply flashing substrate at the cill of the opening as shown Itis to be installed over the membrane tray shown above and of sufficient length to ensure that the cill flashing finishes at the height of the cill rooftiles Ensure a 5mm MIN gap between the 2 halves of the substrate VW Cill flashing substrate SECTION 4 Preparing the roof gt Battening up to the cill gt Battening up to the jambs A Battening up to the cill It is recommended that the roof is battened up to the cill of the opening at this stage Ensure that the roofing membrane tray which was previously fitted is located underneath the battens Batten spacing is determined by the roof covering being used Adjust the battening and tiling to course and fit around the structural opening When battening around the opening the battens at the jambs are to come up to the outside faces of the structural opening COLD ROOF as shown Whilst installing these make sure
35. uous fillet of low modulus neutral cure silicone to full length and width of the jambs and head of the rooflight perimeter as shown vyv Perimeter silicone fillet SECTION 5 Installing the rooflight gt Installing the jamb flashing gt Installing the head flashing Image A Image B N B Installation of the jamb flashing can be facilitated by opening Image C the rooflight casement model dependent A Installing the jamb flashing Orientate the jamb flashing over the jamb extrusion as shown in image A Grasp the extrusion in the middle and pull the flashing back toward general roofing membrane but UNDER the battens which may be in place Repeat for the opposing side Next lay the head flashing over the head fillet Fold boss and tuck the flashing back into the baseplate rollover There may be a requirement to trim the head flashing around the jamb battens depending upon their positioning Install the head flashing the rooflight slowly until it clicks image B Next push the flashing back outward toward the battens to engage the flashing onto the extrusion image C Ensure the flashing bites onto the rooflight extrusion push the top and bottom of the flashing into place The excess felt on the jamb flashing should be positioned toward the head
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