20" Sidedraft Barometric Damper - 19.75" x 19.75" SD1975

(1 review) Write a Review
6.00 LBS
Adding to cart… The item has been added

Product Overview

19.75" Barometric Damper automatically opens when cooler is on and closes off the duct when cooler is turned off. High grade aluminum frame and vanes with nylon hinges and weatherstripping insulation for thermal seal. Fits 20" sidedraft duct.


(1 review) Write a Review

1 Review Hide Reviews Show Reviews

  • 4
    Just what I asked for!

    Posted by Unknown on Aug 13th 2019

    Exactly like my old one which lasted ~12 years....