BDM Dalsin Line 4" x 30ft Pro-Form Aluminum Insulated Flex 87in Dark Grey (SYM-88-SURR-GREY)

Dark Grey (SYM-88-SURR-GREY)

PRO-880-NG - NG

(120V) / 1000 sq

0 to 30° Mounting Angle for installation flexibility

BDM Dalsin Line 4" x 30ft Pro-Form Aluminum Insulated Flex 87in Dark Grey (SYM-88-SURR-GREY)"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