BDM Dalsin Line 6" x 10ft Pro-Form Aluminum Flex Extension h9.88 Must have a 18" minimum

Must have a 18" minimum vertical vent before attaching a 90° elbow to unit

Depending on your particular application

Dimensions 113" W x 36" D x 87" H Weight 1400 lbs Warranty Exterior (GFRC) Fire Feature Products: 3 Years

steel weighted base

BDM Dalsin Line 6" x 10ft Pro-Form Aluminum Flex Extension h9.88 Must have a 18" minimum"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