BDM Dalsin Line Pro-Form 17" Vertical Round Base Only for 3" x 3" Co-Linear Cap w56.38 and impressive heating efficiencies

and impressive heating efficiencies

A 36” traditional box

BT42K/BT46K Premium 3" Bevelled Trim Kit

and bay-style

BDM Dalsin Line Pro-Form 17" Vertical Round Base Only for 3" x 3" Co-Linear Cap w56.38 and impressive heating efficiencies"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" What's Included 17" Vertical Round Base Only Features Liner is made from 2 ply of . 005 thick type 3003 aluminum strip Components are made from . 020 thick type 3003