View cart “#2460: Exhaust Vent (closeable duplex)” has been added to your cart. #2449: 45mm Exhaust Insulation (per foot)$5.00 #2449: 45mm Exhaust Insulation (per foot) quantity Add to cart Related products Add to cart #5430: Cold Air Inlet Vent $12.00 Add to cart #4401: 3.5″ Warm Air Duct Insulation (per foot) $7.00 Add to cart #3410: 3″ Warm Air Duct (25′) $250.00