Witten Vent Foundation Vent, Net Free Ventilating Area: 57 sq-in, Rough Opening Size: 16 in L x 8 in W, ABS, Black Oxide, Black, 16 in W, 8 in H

Master Flow foundation vents help to remove damaging moisture that can lead to mold growth and structural decay in the foundation area of the home.

Witten Vent Foundation Vent, Grill Type: Slider, Net Free Ventilating Area: 57 sq-in, Rough Opening Size: 16 in L x 8 in W, Aluminum, Silver, 17-1/2 in H

Replaces old style manual vents. Fits standard 8 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 one 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 x 16 in.

Replaces old style manual vents. Fits standard 8 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 one 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 x 16 in.

Replaces old style manual vents. Fits standard 8 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 one 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 x 16 in.

With 1 in W frame for new construction or to replace old foundation vents. Fits standard 8 in x 16 in concrete block opening. Operates automatically without electricity, opens at 70 deg F, closes at 40 (approximately). Simple homeowner/DIYer snap-in installation, with color matched set screws for additional stability. Removable back for maintenance and cleaning. Screened with 1/8 in heavy-duty aluminum mesh. High-density thermo-plastic construction. All metal parts are corrosion-resistant stainless steel. Aluminum louvers. No mortar required for installation. 62 sq-in net-free area. 8 in x 16 in.

With 1 in W frame for new construction or to replace old foundation vents. Fits standard 8 in x 16 in concrete block opening. Operates automatically without electricity, opens at 70 deg F, closes at 40 (approximately). Simple homeowner/DIYer snap-in installation, with color matched set screws for additional stability. Removable back for maintenance and cleaning. Screened with 1/8 in heavy-duty aluminum mesh. High-density thermo-plastic construction. All metal parts are corrosion-resistant stainless steel. Aluminum louvers. No mortar required for installation. 62 sq-in net-free area. 8 in x 16 in.

Replaces old style manual vents. Fits standard 8 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 one 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 x 16 in.

Master Flow foundation vents help to remove damaging moisture that can lead to mold growth and structural decay in the foundation area of the home.

Master Flow foundation vents help to remove damaging moisture that can lead to mold growth and structural decay in the foundation area of the home.

With 18 in L x 1-3/4 in W built-in lintel for new block, brick or frame foundation construction. Durable polypropylene construction. 40 sq-in net-free area. 1/8 in aluminum screen. 8 x 16 in.

With 18 in L x 1-3/4 in W built-in lintel for new block, brick or frame foundation construction. Durable polypropylene construction. 40 sq-in net-free area. 1/8 in aluminum screen. 8 x 16 in.

With 18 in L x 1-3/4 in W built-in lintel for new block, brick or frame foundation construction. Durable polypropylene construction. 40 sq-in net-free area. 1/8 in aluminum screen. 8 x 16 in.

With 18 in L x 1-3/4 in W built-in lintel for new block, brick or frame foundation construction. Durable polypropylene construction. 72 sq-in net-free area. 1/8 in aluminum screen. 8 x 16 in.

The Lomanco PCV1 powered crawlspace vent provides a rapid and uncomplicated remedy for under-ventilated crawlspaces. It enhances your current foundation vent, gradually drying the crawlspace. Built from resilient polypropylene, the PCV1 ensures durability, ventilating 1650 cubic feet with a single unit. Its inconspicuous operation is achieved by mounting it behind an existing foundation vent, allowing easy installation across various constructions.

Master Flow foundation vents help to remove damaging moisture that can lead to mold growth and structural decay in the foundation area of the home.

Master Flow? foundation vents help to remove damaging moisture that can lead to mold growth and structural decay in the foundation area of the home.

Master Flow foundation vents help to remove damaging moisture that can lead to mold growth and structural decay in the foundation area of the home.