1. WEB Installation and Maintenance Installation The filter unit should be placed so that the Furnace AC unit s Air flows in the same direction indicated on the airflow label The airflow Label is found on the outside of the outer frame Cleaning Frequency The WEB filter should be cleaned monthly to achieve Best results Cleaning will avoid clogging which can damage the filter and can Cause equipment malfunction Your WEB filter will conveniently provide you with Clean air for years if properly maintained Washing Procedure 1 Remove filter pad by grasping corner and gently peel out of frame 2 Rinse by hand with water until dust is removed Be careful not to stretch the filter pad Let dry completely Helpful hint keep an extra pad available 3 Replace filter pad by tucking into frame with blue side of filter pad next to the plastic grid Note Filter unit must be cleaned regularly using cleaning instructions to prevent damage to furnace ac units