NAPNZ620-KT | Napoleon Outside Combustion Air Extension Kit | Coupler and Hardware | 6" X 10'570440049SKU:NZ620-KTInventory ID:COP17090Select Item:Price: $159.00Quantity: Napoleon Outside Air Extension Kit 6 inch x 10 ft. |: NAPNZ3000-1, NAPNZ6000 Reviews Choose your rating12345