The Aluminum Liner Kits (For Gas Only) - 4" Diameter is both easy to transport and install. The kit includes:
- 2-ply Aluminum Liner
- Rain Cap
- Top plate
- Mortar Sleeve
- Instructions Packet
Use the aluminum liner for venting gas burning appliances only.
Our Aluminum liners are UL listed and tested to UL1777 standards. And they feature a 15 year warranty