DuraVent DuraFlex Pro 4" x 160' Stainless Steel Custom Length h23.38 Wall Straps are required every

Wall Straps are required every 8’ on exterior of the building only

or ash your clean-burning

Black steel grate and stainless steel mesh curtain screens built to look great for years

Pre-drilled for masonry anchor bolts

With its contemporary pacific blue look and shimmering appearance

DuraVent DuraFlex Pro 4" x 160' Stainless Steel Custom Length h23.38 Wall Straps are required everyDuraFlex 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 Steel. Listed to