Icynene Inc ICYNENE INSULATION ICYNENE LD-C
Contents
1. specifications legislation regulations standards and the like referenced in this Certificate are those that were current and or deemed relevant by the BBA at the date of issue or reissue of this Certificate 17 3 This Certificate will remain valid for an unlimited period provided that the product system and its manufacture and or fabrication including all related and relevant parts and processes thereof e are maintained at or above the levels which have been assessed and found to be satisfactory by the BBA e continue to be checked as and when deemed appropriate by the BBA under arrangements that it will determine e are reviewed by the BBA as and when it considers appropriate 17 4 The BBA has used due skill care and diligence in preparing this Certificate but no warranty is provided 17 5 In issuing this Certificate the BBA is not responsible and is excluded from any liability to any company firm organisation or person for any matters arising directly or indirectly from e the presence or absence of any patent intellectual property or similar rights subsisting in the product system or any other product system e the right of the Certificate holder to manufacture supply install maintain or market the product system e individual installations of the product system including their nature design methods performance workmanship and maintenance e any works and constructions in which the product system is installed including their2. Regulation with reference to clause O 12 12 and Schedule 6012 1 Technical Handbook Domestic 2 Technical Handbook Non Domestic 5 The Building Regulations Northern Ireland 2000 as amended Regulation B2 Fitness of materials and workmanship Comment The product is acceptable See section 11 and the Installation part of this Certificate Regulation C5 Condensation Comment The risk of interstitial condensation must be assessed for each construction See sections 6 1 and 6 2 of this Certificate Regulation F2 a i Conservation measures Regulation F3 2 Target carbon dioxide Emissions Rate Comment The product can contribute to meeting these Regulations See sections 5 1 and 5 2 of this Certificate Construction Design and Management Regulations 2007 Construction Design and Management Regulations Northern Ireland 2007 Information in this Certificate may assist the client CDM co ordinator designer and contractors to address their obligations under these Regulations See sections 2 Delivery and site handling 2 3 and 13 Precautions 13 1 to 13 6 of this Certificate Non regulatory Information NHBC Standards 2011 NHBC accepts the use of ICYNENE LD C 50 when installed and used in accordance with this Certificate in relation to NHBC Standards Chapter 5 2 Suspended ground floors Chapter 6 1 External masonry walls Chapter 6 2 External timber framed walls and Chapter 7 2 Pitche
3. maintenance and has suitable durability see section 11 provided the waterproof layers are inspected and maintained at regular intervals 11 Durability The durability of the product is satisfactory and will have a life equivalent to that of the structure in which it 5 is incorporated Page 6 of 10 12 Approved installers The Certificate holder operates an Approved Installer Scheme for this product under which the installers are approved registered and regularly reviewed by the Certificate holder to demonstrate that they are competent to carry out installation of the product in accordance with this Certificate Details of Approved Installers are available trom the Certificate holder Approved Installers are responsible for each installation of the product that they undertake 13 Precautions 13 1 To comply with the requirements of Section 4 of the Health and Safety at Work Act 1974 it is essential that there is an exchange of information between the client and the installer before spray operations commence on any site Existing health hazards and those brought into the premises by the installer should be discussed and measures agreed to deal with them effectively 3 2 The process for the installation of the product may produce a build up of harmful vapours Installers must wear full personal protection equipment when working with the product including full face fresh air supplied respirators protective clothing and gloves Other tr
4. nature design methods performance workmanship and maintenance e any loss or damage including personal injury howsoever caused by the product system including its manufacture supply installation use maintenance and removal 17 6 Any information relating to the manufacture supply installation use maintenance and removal of this product system which is contained or referred to in this Certificate is the minimum required to be met when the product system is manufactured supplied installed used maintained and removed It does not purport in any way to restate the requirements of the Health and Safety at Work etc Act 1974 or of any other statutory common law or other duty which may exist at the date of issue or reissue of this Certificate nor is conformity with such information to be taken as satistying the requirements of the 1974 Act or of any statutory common law or other duty of care British Board of Agr ment tel 01923 665300 Bucknalls Lane fax 01923 665301 Garston Watford email mail bba star co uk Herts WWD25 BA website www bbacerts co uk Page 10 of 10
5. of the product The positioning and access to services should also be considered 4 2 Access boards and lighting should be positioned in the roof void 4 4 3 The product should be stored handled and applied in accordance with the Certificate holder s instructions and this Certificate 4 4 The product should be spray applied to clean and dry substrates and built up in layers of up to 300 mm in thickness 4 5 The product contains no organic blowing agents The polyol component contains water which vaporises due to the exothermic reaction to create the cell structure The resulting solid foam is fully reacted cured in seconds 4 6 Once cured if required the product is trimmed flat using a saw and covered with lining board 4 7 Where there is no provision made for ventilation of the space care should be taken to ensure that ingress of moisture vapour from the dwelling space below is restricted Pitched roof application between rafters 14 8 The product is sprayed into the cavity formed by the rafters or rafters and counter battens When cured the excess foam is trimmed flush with the rafters and the lining board installed with a VCL with lapped and sealed joints i 4 hable roof tile underlays counter battens must be used below tile battens 14 9 When spraying to brea Pitched roof application between and below rafters 14 10 The foam is applied by spray to the depth of the rafters as in section 1
6. opinion was sought from a UKAS accredited fire authority concerning the fire resistance of the product when used between studs in a conventional timberframe construction 16 5 The manufacturing process and quality control procedures were examined Page 8 of 10 Bibliography BS 476 3 2004 Fire tests on building materials and structures Classification and method of test for external fire exposure to roofs BS 476 21 1987 Fire tests on building materials and structures Methods for determination of the fire resistance of loadbearing elements of construction BS 5250 2002 Code of practice for control of condensation in buildings BS 5534 2003 Code of practice for slating and tiling including shingles BS 5628 3 2005 Code of practice for the use of masonry Materials and components design and workmanship BS 6576 2005 Code of practice for diagnosis of rising damp in walls of buildings and installation of chemical damp proof courses BS 8000 3 2001 Workmanship on building sites Code of practice for masonry BS 8103 3 1996 Structural design of low rise buildings Code of practice for timber floors and roofs for housing BS EN 1365 1 1999 Fire resistance tests for loadbearing elements Walls BS EN 1995 1 1 2004 Eurocode 5 Design of timber structures General Common rules and rules for buildings BS EN 1996 1 1 2005 Eurocode 6 Design of masonry structures General rules for reinforced and unreint
7. 4 8 or 14 9 Cross battens are then mechanically fixed to the rafters The battens must be of sufficient width and spacing up to 600 mm to provide adequate support to which the plasterboard can be mechanically fixed When cured if fully illed the excess foam is trimmed flush with the studs and the lining board installed with a VCL with lapped and sealed joints Loft application 14 11 All removable obstructions should first be cleared from the loft space and any holes in the ceiling such as around pipes should be sealed Water tanks should be covered and any sources of moisture eg vent pipes for central heating should be arranged to avoid water vapour entering the loft space Page 7 of 10 4 12 To reduce the risk of frost damage due to ceiling insulation the pipes and tank in the loft space should be lagged before installing the product The area directly below cold water tanks when resting at joist level must not be insulated to avoid the risk of the stored water freezing in cold weather 4 13 During installation it is essential that all ventilation points for example eaves gaps and air bricks at gable ends are kept clear of insulant so that the air flow is maintained Suitable proprietary eaves ventilators must be used see also section 6 7 4 14 In new and existing constructions the product should be installed after tiling or slating is completed from inside the roof space 4 15 The product is applied to plasterboar
8. A_N Icynene Inc INSPECTION 6747 Campobello Road TESTING hoe CERTIFICATION Mississauga TECHNICAL APPROVALS FOR CONSTRUCTION Ontario L N 217 ie 905 363 4040 Fax OO 1 905 363 0102 Agrement a el ax email info icynene com 08 4598 website www icynene com Product Sheet 1 ICYNENE INSULATION ICYNENE LD C 50 X z This Certificate relates to ICYNENE LD C 50 a spray applied low density open cell insulation foam for use as an in situ thermal insulation system for roofs lofts suspended timber ground floors and external walls of new and existing domestic or similar buildings It is for use in timber frame wall cavities between and under timber rafters between and over ceiling joists between timber floor joists where loading is not applied to the product and to the internal surface of masonry walls in combination with a dry ining system AGREMENT CERTIFICATION INCLUDES e factors relating to compliance with Building Regulations where applicable e factors relating to additional non regulatory information where applicable independently veritied technical specification assessment criteria and technical investigations design considerations installation guidance regular surveillance of production e formal three yearly review KEY FACTORS ASSESSED Practicability of installation the product must only be installed by contractors trained and approved by the Certificate holder see section 4 Thermal perf
9. BS 476 21 1987 or BS EN 1365 1 1999 for the required fire resistance period 7 6 The suitability of constructions other than those described in section 7 5 should be demonstrated by an appropriate test or assessment Roofs 7 7 The use of the product in a tiled pitched roof will not affect it s external rating when evaluated by assessment or test to BS 476 3 2004 8 Proximity of flues and appliances 8 1 When installing the product in close proximity to certain flue pipes and or heat producing appliances the relevant provisions of the national Building Regulations are applicable England and Wales Approved Document J Scotland Mandatory Standard 3 19 with reference to clauses 3 19 12 to 3 19 9012 1 Technical Handbook Domestic 2 Technical Handbook Non Domestic Northern Ireland Technical Booklet L 8 2 The product must not be installed within 50 mm of heat emitting devices where the temperature is in excess of 93 C 9 Materials in contact wiring installations 9 1 The product is compatible with materials in contact 9 2 Derating of electric cables should be considered in areas where the product restricts the flow of air The use of suitable conduit or trunking is recommended 9 3 Where recessed lighting is used provision should be made to prevent the fitting overheating or ventilated fittings must used 10 Maintenance The product once installed does not require any regular
10. Clause 8 4 in particular 8 4 2 2 of BS 5250 2002 Further information and guidance is given in BRE Report BR 262 2002 6 7 Ventilation openings should be arranged to prevent the ingress of rain snow birds and small mammals and the risk of subsequent blockage by other building operations Masonry external walls insulated dry lining 6 8 The risk of summer condensation on the VCL must be considered for solid masonry walls orientated from ESE through south to WSW in accordance with section 3 10 of BRE Report BR 262 2002 Page 5 of 10 Surface condensation U value does not exceed 0 7 W m K for walls and floors and 0 35 W m K for roofs at any point and the junctions are designed in accordance with Limiting thermal bridging and air leakage Robust construction details for dwellings and similar buildings TSO 2002 BRE Information Paper IP1 06 or section 5 2 of this Certificate Foo O Roofs floors and walls designed to BS 5250 2002 Section 8 will adequately limit the risk of surface Fe Roofs floors and walls will adequately limit the risk of surface condensation where the thermal transmittance condensation where the thermal transmittance U value does not exceed 1 2 W m2 K at any point Guidance may by obtained from BRE Report BR 262 2002 and section 5 2 of this Certificate 7 Behaviour in relation to fire 7 The product is combustible and must be protected from naked flames and o
11. Suspended timber ground floors 14 23 A barrier such as thin plywood or a vapour permeable membrane must be fixed to the underside of the joists to contain the foam The product is then sprayed from above into the cavity formed by the barrier and the joists When cured the excess foam is trimmed flush with the joists and the flooring board installed 14 24 An air gap of at least 150 mm must be left between the joists and the ground to allow for subfloor ventilation 15 Tests Tests were carried out by the BBA on ICYNENE LD C 50 and the results assessed to determine e adhesion to timber substrate after heat ageing and water immersion e density e water vapour resistivity e dimensional stability e thermal conductivity 16 Investigations 16 1 An assessment was made of independent data relating to e thermal conductivity e density e fire properties e dimensional stability F 16 2 A visit was made to a site in progress to assess the methods of application and the material s behaviour in use 16 3 A series of dynamic computer simulations to BS EN 15026 2007 were carried out on a range of roof constructions to assess the risk of interstitial condensation The simulations included building humidity Class 4 meteorological data for solar irradiation direct and indirect and rainfall for standard reference years material moisture storage functions porosity specific heat capacity and long term projections of material moisture contents 16 4 An
12. UKAS link on the BBA website at www bbacerts co uk Readers are advised to check the validity and latest issue number of this Agr ment Certificate by either referring to the BBA website or contacting the BBA direct British Board of Agr ment tel 01923 665300 Bucknalls Lane fax 01923 665301 Garston Watford email mail bba star co uk Herts WD25 BA website www bbacerts co uk Page 1 of 10 Regulations In the opinion of the BBA ICYNENE LD C 50 if used in accordance with the provisions of this Certificate will meet or contribute to meeting the relevant requirements of the following Building Regulations 3 The Building Regulations 2010 England and Wales 5 Requirement C2 c Resistance to moisture Comment The risk of interstitial condensation must be assessed for each construction The product can adequately limit the risk of surface condensation See sections 6 1 6 2 and 6 9 of this Certificate Requirement L1 a i Conservation of fuel and power Comment The product can contribute to meeting this Requirement See sections 5 1 and 5 2 of this Certificate Requirement Regulation 7 Materials and workmanship Comment The product is an acceptable material See section 11 and the Installation part of this Certificate 5 k The Building Scotland Regulations 2004 as amended Regulation 8 1 Fitness and durability of materials and workmanship Comment The product can contribute to a construction satisfying t
13. ades and personnel must be kept at least four metres away from the applicator while spraying is taking place The requirements of the Icynene Installer Training Manual must be followed at all times 3 3 Vapours given off by certain components ie 4 4 diphenylmethane diisocyanate MDI are generally heavier than air and will tend to move to lower parts of the building These parts should be suitably ventilated 3 4 If vapour levels need to be measured methods should be those recommended by the Health and Safety Executive Certain applications ie confined roofs require the use of extractor fans as recommended by the Certificate holder 4 3 5 Care should be taken to minimise the degree of overspray generated whilst spraying This is in the form of a fine mist of polyicynene particles that can travel considerable distances and will adhere strongly to surfaces they land on 3 6 To prevent the product from entering the occupied space the loft hatch cover must be kept closed during the spraying process Protective covers must be placed over water tanks to prevent contamination and blockage during application and should not be removed until sufficient time has elapsed for potentially harmful vapours to be ventilated from the roof space 14 Procedure General 4 1 Building elements to be insulated must be assessed for suitability and any necessary repairs carried out Elements must be weather tight before the application
14. d between ceiling joists The product may also be applied over joists Timber frame walls 4 16 The product is sprayed into the cavity formed by the studs and the sheathing board When cured if the cavity is fullyfilled the excess foam is trimmed flush with the studs and the lining board installed with a VCL with lapped and sealed joint S Masonry external walls 4 17 Installation should be in accordance with good dry lining practice and the relevant parts of the Certificate holder s literature 4 18 Before applying the product sufficient time must be allowed for damp proofing treatments where applied to dry out the wall see also BS 6576 2005 for dry lining in conjunction with a chemical damp proof course application 4 19 This system may be used on any stable dry wall capable of taking the fixings for the timber battens 4 20 Wallpaper skirting picture rails gloss paint and projecting window boards are removed 4 2 Pretreated horizontal timber battens of sufficient thickness are mechanically fixed to the wall substrate at maximum 600 mm centres Vertical battens are then fitted with additional battens used around openings and to support heavy horizontal items 4 22 The product is sprayed into the cavity formed by the battens When cured if the cavity is fully filled the excess foam is trimmed flush with the battens and the lining board installed with a VCL with lapped and sealed joints
15. d roofs Page 2 of 10 Technical Specification 1 Description 1 1 ICYNENE LD C 50 is a spray applied low density typically 7 kgm open cell 100 water blown soft nsulation foam for use in timberframe stud walling pitched roofs lofts and suspended timber ground floors and for nternal work on new and existing masonry walls 1 2 The foam is prepared from two liquid components Base Seall isocyanate and Gold Seal polyol which are mixed within the nozzle of the spray gun during the application process The product is applied in thicknesses up to 300 mm and fully cures within 10 seconds 1 3 Quality control arrangements on site include checks for density and appearance 1 ICYNENE LD C 50 Base Seal and Gold Seal are registered trademarks of Icynene Inc 2 Delivery and site handling 2 1 The two components Base Seal and Gold Seal are delivered to site in drums of up to 250 kg net capacity bearing the product name batch number and the BBA identification mark incorporating the number of this Certificate 2 2 Drums should be stored in a well ventilated area away from possible ignition sources The drums must be protected from frost and conditioned at temperatures of between 15 C and 32 C prior to use 2 3 The isocyanate and polyol are classified as harmful and irritant respectively under The Chemicals Hazard Information and Packaging for Supply Regulations 2009 CHIP4 Classification Labelling and Pac
16. g at junctions and around openings Table 3 may be used in carbon emission calculations in Scotland and Northern Ireland Detailed guidance for other junctions and on limiting heat loss by air infiltration can be found in England and Wales Approved Documents to Part L and for new thermal elements to existing buildings Accredited Construction Details version 1 0 See also SAP 2009 Appendix K and the iSBEM User Manual for new build Scotland Accredited Construction Details Scotland Northern Ireland Accredited Construction Details version 1 0 6 Condensation risk Interstitial condensation 6 1 Roots floors and walls should be designed and constructed in accordance with the relevant parts of 53 BS 5250 2002 and Annex D and BRE Report BR 262 2002 Thermal insulation avoiding risks for roofs and floors in England and Wales including a well sealed ceiling for the roof applications or BS EN 15026 2007 using a p value between 2 and 5 for the product A VCL is required on the warm side of the insulation unless an assessment to BS 5250 2002 using the least favourable p value indicates that it is not necessary for a particular construction 6 2 Care should be taken to provide adequate ventilation particularly in rooms expected to experience high humidities and to ensure the integrity of VCL s where installed and linings against vapour ingress 6 3 It is essential that roof design construction and maintenance n
17. his Regulation See section 11 and the Installation part of this Certificate Standard SAS Condensation Comment The risk of interstitial condensation must be assessed for each construction The product can adequately limit the risk of surface condensation with reference to clauses 3 15 12 3 15 3021 3 15 4012 3 15 52 and 3 15 7021 See sections 6 1 6 2 and 6 10 of this Certificate Standard 6 1 b Carbon dioxide emissions Standard O2 Building insulation envelope Comment The product can contribute to a roof floor or wall satisfying these Standards with reference to clauses er peme ot 1110 1124 0130 e LO 02 Ml O2 2 AI 02 5 O2 O27 6 2 8M2 to 6 2 1 102 6 2 1212 and 6 2 1302 See sections 5 1 and 5 2 of this Certificate Standard 7 a b Statement of sustainability Comment The product can contribute to meeting the relevant Requirements of Regulation 9 Standards 1 to 6 and therefore will contribute to a construction meeting at least a bronze level of sustainability as defined in this Standard In addition the product can contribute to a construction meeting a higher level of sustainability as defined in this Standard with reference to clauses 7 1 40121 Aspects 1012 and 20 7 1 6021 Aspects 12 and 2 and 7 1 72 Aspect 1012 See section 5 1 of this Certificate Regulation 12 Building standards conversions Comment Comments made in relation to the product under Regulation 9 Standards 1 to 6 also apply to this
18. idth should be 50 mm wide 3 17 It is recommended that services which penetrate the dry lining eg light switches power outlets are kept to a minimum to limit damage to vapour checks In addition any penetrations should be either enclosed in plasterboard or stone mineral wool or suitably tested proprietary firerated systems in order to preserve the fire resistance of the wall 3 18 Installation must not be carried out until the moisture content of the timber frame is less than 20 4 Practicability of installation The product must only be installed by contractors trained and approved by the Certificate holder in accordance with the Certificate holder s Installation Manual see also section 12 5 Thermal performance General 5 1 Calculations of the thermal transmittance U value should be carried out in accordance with BS EN ISO 6946 2007 and BRE Report BR 443 2006 Conventions for U value calculations using the typical thermal conductivity value for the product of 0 039 W m K When considering insulation requirements designers should refer to the detailed guidance contained in the documents supporting the national Building Regulations The U values shown in Tables 1 and 2 indicate that the product can contribute to a wall achieving typical design U values referred to in those supporting documents Table 1 U values for pitched and flat roofs lofts and timber frame walls Element type Timber di
19. kaging of Substances and Mixtures CLP Regulation 2009 and the packaging bears the appropriate hazard warning labels When cured ICYNENE LD C 50 does not constitute a hazard Assessment and Technical Investigations The following is a summary of the assessment and technical investigations carried out on ICYNENE LD C 50 3 Use 3 1 ICYNENE LD C 50 is satisfactory for use in reducing the thermal transmittance U value and contributing to the airtightness of walls roofs lofts and floors of dwellings or buildings of similar occupancy 3 2 The product can be used e between or between and under timber rafters where the purlin and ridge may be steel including open web types e between or between and over ceiling joists in a non habitable roof loft space e between joists in suspended timber ground floors provided this application is non loadbearing e between the studs of conventional timberframe external wall constructions e between the void created by timber battens on the internal face of external masonry walls and lined with plasterboard 1 Masonry constructions include clay and calcium silicate bricks concrete blocks and natural and reconstituted stone blocks It is essential that such walls are constructed having regard to the local wind driven rain index 3 3 In all applications the product must be covered by suitable internal lining boards except when used in the loft or suspended timber floor applications see als
20. mensions ICYNENE LD C 50 mm and location with U value mm respect to rafter joist batten or stud W mr2 K 1 inside between Existing sloping roof Rafters 50 x 150 7012 150 0 20 at 400 centres 9012 150 0 18 202 200 0 20 N lopi f Rafters 47 x 200 4012 200 0 18 SW S a at 600 centres 600 200 0 16 20 200 0 13 100 100 0 20 lofi Joists 50 x 100 120 100 0 18 7 at 400 centres 1508 100 0 16 200031 100 0 13 140 0 30 4 Timber frame wall Se x 140 Le 140 0 28 a centres 140 0 95 Timber frame wall Studs 38 x 200 3014 200 0 19 at 600 centres 1 Plasterboard taken as 12 5 mm at 0 25 W m t k and all timber taken from BRE Report BR 443 2006 2 47 mm cross battens at 600 mm centres 3 ICYNENE LD C 50 above ceiling joists 4 47 mm counter battens at 600 mm centres Page 4 of 10 Table 2 Typical U values at 150 mm and 200 mm insulation thickness suspended timber floors P A perimeter area U value U value 150 mm 200 mm ICYNENE LD C 50 ICYNENE LD C 50 W m 2 K 1 W m K 0 2 0 18 0 15 0 4 0 21 0 17 0 6 0 22 0 18 0 8 0 23 0 19 1 0 0 24 0 19 Note Assuming construction of floor external to internal e foam insulation 89 timber joists 1 1 e chipboard 22 mm 5 2 The product can maintain or contribute to maintaining continuity of thermal insulation at junctions between elements and openings Default psi values in BRE Information Paper IP 1 06 Assessing the effects of thermal bridgin
21. o section 6 4 3 4 New constructions must be designed in accordance with the relevant recommendations of e BS 5250 2002 e BS 5534 2003 e BS 5628 3 2005 e BS 8000 3 2001 e BS 8103 3 1996 e BS EN 1995 1 1 2004 e BS EN 1996 1 1 2005 e BS EN 1996 1 2 2005 e BS EN 1996 2 2006 BS EN 1996 3 2006 3 5 Existing constructions must be in a good state of repair with no evidence of rain penetration or damp Defects must be made good prior to installation 3 6 If present mould or fungal growth must be treated prior to the application of the product 3 7 The product must not come into direct contact with flue pipes chimneys or other heat producing appliances see section 8 3 8 It is essential that construction elements are designed and constructed to incorporate normal precautions against moisture ingress before the application of the product 3 9 The product forms a strong bond with clean dry substrates This should be taken into account when specifying the product or anticipating future alterations Page 3 of 10 3 10 To satisfy the requirements of NHBC a VCL of a type specified in their Standards must be applied behind the plasterboard lining in roof and wall applications and the product must only be applied to a roof construction incorporating a breathable roof tile underlay Pitched roofs including tiled or slated to BS 5534 2003 3 11 The product can be applied directly to bitumen felt breathable roof tile unde
22. orced masonry structures BS EN 1996 1 2 2005 Eurocode 6 Design of masonry structures General rules Structural fire design BS EN 1996 2 2006 Eurocode 6 Design of masonry structures Design considerations selection of materials and execution of masonry BS EN 1996 3 2006 Eurocode 6 Design of masonry structures Simplified calculation methods for unreinforced masonry structures BS EN 13823 2002 Reaction to fire tests for building products Building products excluding floorings exposed to the thermal attack by a single burning item BS EN 15026 2007 Hygrothermal performance of building components and building elements Assessment of moisture transfer by numerical simulation BS EN ISO 6946 2007 Building components and building elements Thermal resistance and thermal transmittance Calculation method Page 9 of 10 Conditions of Certification 17 Conditions 17 1 This Certificate e relates only to the product system that is named and described on the front page e js issued only to the company firm organisation or person named on the front page no other company firm organisation or person may hold or claim that this Certificate has been issued to them e is valid only within the UK e has to be read considered and used as a whole document it may be misleading and will be incomplete to be selective e is copyright of the BBA e is subject to English Law 17 2 Publications documents
23. ormance when installed at an appropriate thickness the product can enable elements to meet or improve on U values specified for notional and existing buildings see section 5 Condensation risk the product will contribute to minimising the risk of surface condensation and interstitial condensation driven by convection but has a low p value between 2 and 5 and should be used with a vapour control layer VCL unless an assessment to BS 5250 2002 shows that it is not required see section 6 Behaviour in relation to fire building elements incorporating the product can be designed to meet the regulatory requirements see section 7 Durability the product is durable and will give a service life equivalent to that of the structure in which it is incorporated see section 11 The BBA has awarded this Agr ment Certificate to the company named above for the product described herein This product has been assessed by the BBA as being fit for its intended use provided it is installed used and maintained as set out in this Certificate On behalf of the British Board of Agr ment Gm jrid TA Date of Second issue 9 September 2011 Sean Moriarty Greg Cooper Originally certificated on 14 November 2008 Head of Approvals Physics Chief Executive The BBA is a UKAS accredited certification body Number 113 The schedule of the current scope of accreditation for product certification is available in pdf format via the
24. ot only limits opportunities for vapour migration by diffusion but also by convection through gaps cracks and laps in air and or VCL s and through penetrations This is particularly important when the design includes layers of high resistance to vapour diffusion on both sides of the insulation layer Pitched roof application with bitumen felt or sarking board 6 4 Dynamic simulations to BS EN 15026 2007 indicate that VCL with a resistance of 250 MN s g with sealed laps is acceptable in roofs with no penetrations The suitability of other constructions may be assessed by using an appropriate dynamic modelling package see section 16 3 Loft application 6 5 Insulation material placed at ceiling level will considerably reduce the temperature of an unheated roof structure and if moist air passes into the roof space condensation on cold surfaces is likely to be enhanced Roof structures incorporating the insulation at ceiling level must have provision for adequate permanent ventilation of the space above the insulation to minimise the formation of condensation in the roof space 6 6 Permanent ventilation of the roof structure should be provided by continuous openings or regularly spaced vents of equivalent area situated along two opposite sides of the roof at eaves level The size and position of ventilation openings for pitched roofs greater or less than 15 roofs with spans exceeding 10 m and monorpitched roofs should be in accordance with
25. rlays or timber sarking boards Counter battens must be used below the tile battens when applying the product to breathable roof tile underlays 3 12 Care must be taken to ensure the integrity of the roof tile underlay drape when spraying the product 3 13 Pitched roofs are defined for the purpose of this Certificate as those roofs having a pitch in excess of 15 External masonry walls insulated dry lining 3 14 Insulated dry lining systems require careful detailing during installation around doors and windows to achieve a satisfactory surface for finishing In addition every attempt should be made to minimise the risk of thermal bridging at reveals and where heavy separating walls are attached to the external wall New work must be designed to accommodate the thickness of the dry lining particularly at reveals heads sills and in relation to ceiling height Where the dimensions of fixtures are critical eg bathrooms these should be checked before installation 3 15 It is recommended that services which penetrate the dry lining eg light switches power outlets are kept to a minimum to limit damage to vapour checks External walls timber frame 3 16 Constructions incorporating a masonry outer leaf such as masonry units and natural stone blocks should be in accordance with BS 5628 3 2005 and BS 8000 3 2001 BS EN 1996 1 1 2005 BS EN 1996 1 2 2005 BS EN 1996 2 2006 BS EN 1996 3 2006 The designed residual cavity w
26. ther ignition sources during and after installation 7 2 The product achieved a rating of B s1 dO when tested to BS EN 13823 2002 in a construction consisting of timber boxes 100 mm deep filled with spray applied ICYNENE LD C 50 foam and faced with 12 mm thick gypsum plasterboard Class A2 and density 800 100 kg m3 7 3 Once installed except for the unoccupied loft application and the suspended timber floor application the product must be contained by a suitable lining board eg 12 5 mm plasterboard with joints fully sealed and supported by rafters battens or studs Therefore the product will not contribute to the development stages of a fire 7 4 Elements must incorporate cavity barriers at edges around openings and at junctions with fireresisting elements and the maximum dimensions of any cavity in any direction must not exceed 10 m in accordance with the relevant provisions of the national Building Regulations The design and installation of cavity barriers must take into account any anticipated differential movement External timber frame walls 7 5 The product can be added to the void between studwork or used as a substitute for glass mineral wool or combustible insulation material in any loadbearing timbertramed inner leaf to a double leaf wall system providing that e the outer leaf is masonry and e the existing inner leaf system has been shown to satisfy the loadbearing capacity performance criterion of
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