Chimney Liner Sizing Chart

Sizing tables 12 multiple appliance vents procedure 15 sizing tables 16 additional guidelines 19 multiple story venting sizing guidelines 21 system examples 22 factory built all fuel chimney systems includes flexible stainless liner sizing description 26 sizing tables 27 table of contents.

Chimney liner sizing chart.

Area length x width x 1 2. 761 942 sq. This handy guide is provided to assist you in choosing the right size and type of chimney liner for your home. Figure the opening for the fireplace.

601 760 sq. A 10 1 ratio should be used for chimneys less than 25 feet in height and a 12 1 ratio for chimneys greater than 25 feet in height. Figure the opening for the fireplace. Guide provided by rockford chimney.

Figure the opening for the fireplace. This is no job to cut corners though. Find the liner size by comparing the 90 to the cross sectional area chart for round liners in chart a. The chart below uses a 10 1 ratio.

Up to 600 sq. Area length x width. Please call us if you have any questions or need further assistance. Click below to calculate the area needed for fireplace liners of various shapes.

A 10 liner only has 78 5 of area and will be too small. If you are using a round liner and the chimney height is more than 8 above the fireplace opening you can divide the 1080 by 12. Doing the work as a d i y homeowner can save hundreds and possibly thousands of dollars. This amount equals 90.

Installing a stainless steel chimney liner down your chimney is the best and most economical way to revive a deteriorated chimney flue.