AIRTIGHT FUSION SEAM

flexible venting equipment, namely, plastic and fiberglass ducting hose for use in clothes dryer venting; non-metal connector conduit for coupling together a clothes dryer exhaust outlet and a length of flexible ducting

connector conduits in the nature of non-metal ventilating ducts for coupling together clothes dryers exhaust outlets and lengths of flexible ducting for purposes of external ventilation of clothes dryers; non-metal vent covers for HVAC ducts