20" Sidedraft Barometric Damper - 19.75" x 19.75" SD1975
- SKU:
- SD1975
- Weight:
- 6.00 LBS
Description
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.
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