BDM Dalsin Line 8" x 30ft Pro-Form Aluminum Insulated Flex d23.5 Made specifically for use with

Made specifically for use with the Schwank 4005-CB and 4SN5-CB stainless steel deluxe propane/Natural Gas commercial outdoor patio heater

and with our elegant 24" x 6" H-burner (natural gas)

Inspire 2000 Insert

The Bio Flame 24

W-1881 Diameter 40 in

BDM Dalsin Line 8" x 30ft Pro-Form Aluminum Insulated Flex d23.5 Made specifically for use with"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