13” x 17” x 1’ tall Stainless Steel Flue Stretcher
Our Stainless Steel Flue Stretchers come with a Lifetime Warranty. By increasing the effective height of the flue, the Flue Stretcher addresses two problems.
1) Negative House Pressures
Adding a flue stretcher to the upstairs flue distances its smoke from the downward pull of the downstairs flue.
2) Increase Draft
By increasing the height and putting the flue opening above roofs and other nearby structures