DuraVent DuraFlex Pro 3" x 20' Stainless Steel Length d54 Adds an incredible finish to

Adds an incredible finish to electric fireplace

Click to see Optional Fire Glass Media (Recommended 90 lbs)

Headquartered in the San Francisco Bay Area and with over 750 specialty dealers and distributors throughout North America

The Napoleon Black Keystone is made with strength and impressive looks in mind

This high elevation kit is specifically for use with your Williams Natural Gas 50

DuraVent DuraFlex Pro 3" x 20' Stainless Steel Length d54 Adds an incredible finish toDuraFlex 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