National Chimney M-Flex 4" x 35" Stainless Steel Standard Liner Kit h360 This Fan and Damper Control

This Fan and Damper Control is used to control draft in a fireplace where modulation is not required

Once the standing pilot is lit

T200-9898-46 (1/2" OD

Sundance Vent Free Gas Stove

Model FPB-29DPS25MTP-PK Series Pro Series

National Chimney M-Flex 4" x 35" Stainless Steel Standard Liner Kit h360 This Fan and Damper ControlM FLEX standard liner kits are used for wood, oil, coal, and gas appliances. Each of our . 006" (CB) and . 005" (CBF) standard kits comes with installation instructions and a lifetime warranty. This lining kit has been installed in venting applications since 1992 and continues to be the most popular "all fuels" kit we offer. We stock 3" 8" inside diameter (ID) as well as 6" 8" outside diameter (OD) in our . 006" (CB). What's Included 1x Installation