NAPPVA-811X | Napoleon Power Vent Adaptor Kit | HD81570441278SKU:PVA-811XInventory ID:03609861Select Item:Price: $649.00Quantity:Manual PVA-811X Power Vent Adaptor Kit Includes: Firestop Assembly Firestop Frame A & B Vent Reducer 8”/11” to 4”/7” 7” x 5 ft Fredom Flex Vent 4" x 5’ Stainless Steel Liner 4" & 7" Coupler Dilution plate 3 ft Power Vent Wire Harness Reviews Choose your rating12345