DuraVent DuraFlex Pro 3" x 20' Stainless Steel Basic Kit d48.25 Model ERT3027 Framing Width 25"

Model ERT3027 Framing Width 25" Framing Height 31-1/4" Framing Depth 11" BTU 5

CSA 233 - PFS (F19-008) AFUE* 68

Length/Height 300" Diameter 4" Warranty

These inserts require little in the way of maintenance and are far more efficient than the fireplaces they are replacing

Fuel Type Natural Gas Material Aluminized Steel/Aluminum Color Stainless Steel Dimensions SG4-N: 26 1/2" W x 7 3/4" H x 15 3/4" D

DuraVent DuraFlex Pro 3" x 20' Stainless Steel Basic Kit d48.25 Model ERT3027 Framing Width 25"DuraFlex 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