Home > Cart Remove item Thumbnail image Product Price Quantity Subtotal × 4" Backdraft Dampers $18.00 4" Backdraft Dampers quantity $36.00 × Coupler Barbed Straight 1/2" (Black) $0.75 Coupler Barbed Straight 1/2" (Black) quantity $1.50 × Insert T 3/4" $1.06 Insert T 3/4" quantity $2.12 Update cart Cart totals Subtotal $39.62 Shipping Calculate shipping Country / region: Select a country / region… CanadaUnited States (US) State / County: Select an option… AlbertaBritish ColumbiaManitobaNew BrunswickNewfoundland and LabradorNorthwest TerritoriesNova ScotiaNunavutOntarioPrince Edward IslandQuebecSaskatchewanYukon Territory City: Postcode / ZIP: Update GST (5%) $1.99 PST (7%) $2.78 Total $44.39 Proceed to checkout