BDM Dalsin Line 4" x 10ft Pro-Form Aluminum Flex Extension RF36265 all ceiling supports assure at

all ceiling supports assure at least 2" minimum clearance to combustibles at the support level and can carry up to 50' of vertical chimney height

Each piece is individually hand-crafted

” clearance to masonry for wood-burning applications

65" Petite Cordova Vent Free Gas Fireplace with 4" Roundover Hearth

BDM Dalsin Line 4" x 10ft Pro-Form Aluminum Flex Extension RF36265 all ceiling supports assure at"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