BDM Dalsin Line 6" x 35ft Pro-Form Aluminum Flex with Ends w19.13 Model 121X8SSEI-L/ 121X8SSEI-L-HI/LO Dimensions L-121"

Model 121X8SSEI-L/ 121X8SSEI-L-HI/LO Dimensions L-121" x W-8" x D- 2

Direct vent systems are balanced pressure systems acquiring intake air from outside the dwelling while exhausting combustion gases through the sealed flue

Made from durable black steel and cast iron

3-1/8" - 4-5/8" (79-117mm)

Allows the installation of the Model 91 as an insert into an existing fireplace

BDM Dalsin Line 6" x 35ft Pro-Form Aluminum Flex with Ends w19.13 Model 121X8SSEI-L/ 121X8SSEI-L-HI/LO Dimensions L-121""Dalsin Line Aluminum Flex Liners are used for venting category 1 heating appliances or direct vent appliances into a masonry chimney. Manufactured using Type 3003 aluminum, this heavy duty 2 ply liner is made from two strips of . 005, high grade aluminum for a total thickness of . 010" Features Liner is made from 2 ply of . 005" thick type 3003 aluminum strip Components are made from . 020 thick type 3003 aluminum Locking seam on liner is the