DuraVent DuraFlex 5.5"-6" Stainless Steel Reducer h12.75 and Black Shadow Bronze

and Black Shadow Bronze

The Zero clearance universal firebox is also available without Oak Logs in 36" size Model ZCBB and 42" size Model 42ZCBB

SPS4020TGN7/L7:

Wall Thickness Install Pipe Section 4 1⁄2" 6" 4 1⁄2" - 5 1⁄2" 9" 5 1⁄2" - 8 1⁄2" 12" 8 1⁄2" - 13" (2) 9"

DuraVent DuraFlex 5.5"-6" Stainless Steel Reducer h12.75 and Black Shadow BronzeDuraFlex 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