BDM Dalsin Line 3" /4" x 25ft 2 Pieces Pro-Form Aluminum Flex Only teak Framing Dimensions: 24 3/8" W

Framing Dimensions: 24 3/8" W 30" H and 12 3/4" D

Firestop used to protect combustible materials where the pipe passes through a floor or wall

modern design and the added versatility of a vent-free fireplace without compromising on looks or performance

Durable brushed pewter steel construction for strength and longevity

BDM Dalsin Line 3" /4" x 25ft 2 Pieces Pro-Form Aluminum Flex Only teak Framing Dimensions: 24 3/8" W"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