BDM Dalsin Line Pro-Form 7" x 25ft Aluminum Flex With Ends weathered-concrete and available with either on/off

and available with either on/off or variable flame electronic controls

this cover helps protect the burner area from outdoor elements when not in use

75" Height 19

Automatic thermal on/off operation

BDM Dalsin Line Pro-Form 7" x 25ft Aluminum Flex With Ends weathered-concrete and available with either on/off"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 7" x 25ft Aluminum Flex With Ends Features Liner is made from 2 ply of . 005 thick type 3003 aluminum strip Components are made from . 020 thick type