Installing Chimney Liner For Pellet Stove

Twisting the flexible liner will help you install the liner if you are getting caught or hung up on the chimney walls.

Installing chimney liner for pellet stove.

When installing a chimney liner for a pellet stove there is one thing to remember. Installing a pellet stove pipe in an existing chimney requires a chimney liner. A thick tarry smoke rises from every fire you burn and without a liner it will stick to the walls of your chimney and create a fire hazard. If the chimney length is greater than 15 feet you should just up to a 4 inch chimney liner.

The thimble is referred to as the hole on the side of the chimney in the living space that allows stove pipe to attach to the chimney. The liner extends past the top of the chimney by at least a foot and is covered with a vent cap. Rock flex chimney liners are fabricated with the highest quality stainless steel ul 1777 tested and listed air and water tight and provide the best flexibility and strength to contain moisture and flue gases. This is a metal pipe that attaches to the pellet stove at one end typically with a pellet stove pipe chimney adapter and extends all the way through the chimney and above the roof at a suitable clearance.

The vent cap must have a cover to prevent rain water from entering the vent and chimney liner. Please remember these liners are sold in 5 increments 15 20 25 so for instance an 18 chimney will need a 20 liner. Most pellet stoves have 3 inch vent sizes. In this case you will need to go from the 4 inch chimney liner tee down to 3 inch.

Chimney liners are a necessity if you own a home with a wood or gas or pellet or corn burning fireplace. A liner going to an insert or stove in the fireplace will be measured from the top of the chimney to the top of the insert or stove or the center of the hole on the back of the stove.