Air Vent RAGR Standard Automatic Foundation Vent, Plastic, Gray Cartridge Clock Included: Yes

Clock Included: Yes

wood and masonry

and patching up to 35 sq

Clamp-on base

4 pcs 12-10 AWG

Air Vent RAGR Standard Automatic Foundation Vent, Plastic, Gray Cartridge Clock Included: YesHighlights: Material: Plastic Color: Gray Standard Automatic Dimensions: 8" x 16" Temp Vent Closes: 38 deg. F Temp Vent Opens: 72 deg. F Vent Type: Foundation Net Free Area: 50 sq. in. Shape: Rectangle UV Resistant Heavy duty construction Premium bi metal coil Honeycomb grill Non powered open and close automatially using a heat cold sensitive coil Louvers open at 70 degree's F and close at 40 degree's F Vents self adjust all year Easily installed