Prevent unwanted outdoor cold air, cooking fumes, dust, and insects from entering your home with a heavyduty round pipe backdraft shutter. Our air duct check valve ventilation device features dual springloaded damper flaps that open automatically...

Out of stock
  • RevType
  • 2
  • Manufacturer
  • Uplift Essentials
  • Sku
  • BMUYB8Y5JD4
  • Identity
  • 46415719416
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