BDM Dalsin Line 8" x 10ft Pro-Form Aluminum Flex Extension with Ends ignition-module Air Mixer (OPT-232A/OPT-232AHC)

Air Mixer (OPT-232A/OPT-232AHC)

Thin Line*

It is now a part of the National Park System

3" Adjustable Support Plate

BDM Dalsin Line 8" x 10ft Pro-Form Aluminum Flex Extension with Ends ignition-module Air Mixer (OPT-232A/OPT-232AHC)"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