DuraVent DuraFlex 316 3" x 30' Stainless Steel Length w39.25 9×12 is OK

9×12 is OK

8" Black Painted Trim Sleeve

Constructed from durable steel

7 and 8" diameters) U1-UWBSS 0800700S Wall Band - Stainless Steel (Fits 6

D 17" (A) x 32

DuraVent DuraFlex 316 3" x 30' Stainless Steel Length w39.25 9×12 is OKDuraFlex Pro DuraFlex Pro is the ultimate in flexible steel liners for strength and flexibility. It features 20% more stainless steel per foot compared to other liners on the market. Its extreme flexibility facilitates problem free installations where multiple offsets are needed. DuraFlex Pro is available in 3 through 12 diameters in lengths, kits and custom lengths. DuraFlex Pro is manufactured utilizing highly corrosion resistant 316 Stainless