https://www.mccoys.com/shop/p/6179857-052303-28/witten-vent-b-eblack-mb-automatic-foundation-vent-65-sq-in-net-free-ventilating-area-mesh-grill-thermoplastic-black-oxide
B-EBLACK MB Automatic Foundation Vent, 65 sq-in Net Free Ventilating Area, Mesh Grill, Thermoplastic, Black Oxide
Sku: 6179857-052303-28
$26.50
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Replaces old-style manual vents. Fits standard 8 in x 16 in vent openings. Automatically opens at 70 deg F and closes at 40 (approximately). The key mechanism, bi-metal coil, fully enclosed in protective cover. Stainless steel compression spring with 1 adjustable screw for easy installation. 65 sq-in net-free area. High-density thermo-plastic construction. Stainless steel and corrosion-resistant metal parts. Heavy-duty aluminum mesh screen, front and back. No electrical hook-up required. 8 in x 16 in.
Grill Type
Mesh
Net Free Ventilating Area
65
Rough Opening Size
8 in L x 16 in W
Material
Thermoplastic
Finish
Black Oxide
Suitable for
Standard Vent Openings