Fireplace Liner Sizing Chart

Figure the opening for the fireplace.

Fireplace liner sizing chart.

Effective flue area the types of flue liners avail. Height ft step 2. So in the example above where the fireplace had 1080 of area it should be divided by 10 which means a liner with 108 of area is needed. Doing the work as a d i y homeowner can save hundreds and possibly thousands of dollars.

Steps to calculate a fireplace liner size. Guide provided by rockford chimney. Chimney liner size calculator amp. This means that the area of the liner should be 1 10th of the fireplace opening.

Installing a stainless steel chimney liner down your chimney is the best and most economical way to revive a deteriorated chimney flue. This handy guide is provided to assist you in choosing the right size and type of chimney liner for your home. Area length x width x 1 2. Area length x width 12.

Measure the height and width of your fireplace opening inside your home. Flue liners to be only 1 12 the area minimum 50 square inches but requires 1 10 the area minimum 64 square inches for square or rec tangular liners. The federal hous ing administration fha requires flue liners 1 8 the area of the fire place opening if the chimney is less than 15 feet tall 1 10 for chim neys 15 feet and taller. If you need to convert round liner dimensions to oval or rectangular try our liner shape calculator for ordering multiple sections of liner pipe try our chimney liner and flue pipe length calculator.

When sizing a fireplace for a square or rectangular liner the 1 10 ratio should be used. Click below to calculate the area needed for fireplace liners of various shapes. Please call us if you have any questions or need further assistance. Measure the height of your chimney from the top crown of your chimney to the top of the smoke chamber inside your chimney.

Area length x width.