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4 in. Fresh Air Vent

4 in. Fresh Air Vent

Article Number:
  • $ 1468


Built-in bird screen . Sturdy galvanized steel construction . Always seal seams with building code approved sealant or duct tape . Install with sheet metal screws . Built-in screen to prevent bird entry . Maximum temperature rating of 390 degrees Fahrenheit, minimum temperature rating of -100 degrees Fahrenheit

Master Flow Fresh Air Vents come with a built-in screen to prevent bird entry. They can be used to vent a combustion system or anywhere fresh air intake is needed.

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