BDM Dalsin Line 7" x 7" Pro-Form Aluminum Flex Connector d25.75 Four pieces included with each

Four pieces included with each SKU

No sub-base is required and they will mount directly to the wall or on a standard J-Box

No Assembly Required - simply unpack the bag and use as many as desired

Heavier wire-constructed screen mesh (8 strands of wire per inch) provides maximum safety against hot sparks and embers

BDM Dalsin Line 7" x 7" Pro-Form Aluminum Flex Connector d25.75 Four pieces included with each"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