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Master Flow 7 in. x 7 in. Butterfly Damper BDD7
Master Flow 7 in. x 7 in. Butterfly Damper BDD7
Master Flow 7 in. x 7 in. Butterfly Damper BDD7
Master Flow 7 in. x 7 in. Butterfly Damper BDD7

Master Flow 7 in. x 7 in. Butterfly Damper BDD7 49172167

USD $8.13

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Master Flow 7 in. x 7 in. Butterfly Damper BDD7
8.13
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Rid your range hood or microwave of undesirable air via this Master Flow 7 in. x 7 in. Butterfly Damper that installs on a round exhaust duct with a 7 in. diameter. Rust-resistant aluminum blades ensure long-lasting protection against corrosion， and a 400-degree Fahrenheit maximum operating temperature ensures reliability in high-heat conditions.

Durable 30-gauge single-wall steel construction with rust-resistant aluminum blades

Designed to vent a range hood or microwave via a round exhaust duct

Fits most round ducts with 7 in. diameters

Split-sided gravity damper design

390 degrees Fahrenheit maximum operating temperature for reliability in high-heat applications

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