Witten Vent Foundation Vent, Rough Opening Size: 8 in L x 16 in W, Black Oxide

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 lintel for new construction. Fits standard 8 in x 16 in vent openings. High-density thermo-plastic construction. Automatically opens at 70 deg F, closes at 40 (approximately). Key working mechanism, bi-metal coil, fully enclosed by protective cover. No electrical hook-up required. Stainless steel and corrosion-resistant metal parts. 62 sq-in net-free area. Heavy-duty aluminum mesh screen, front and back. 8 in x 16 in.

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.

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.

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.

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.

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.

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 18 in lintel for new construction. Fits standard 8 in x 16 in vent openings. High-density thermo-plastic construction. Automatically opens at 70 deg F, closes at 40 (approximately). Key working mechanism, bi-metal coil, fully enclosed by protective cover. No electrical hook-up required. Stainless steel and corrosion-resistant metal parts. 62 sq-in net-free area. Heavy-duty aluminum mesh screen, front and back. 8 in x 16 in.

With 18 in lintel for new construction. Fits standard 8 in x 16 in vent openings. High-density thermo-plastic construction. Automatically opens at 70 deg F, closes at 40 (approximately). Key working mechanism, bi-metal coil, fully enclosed by protective cover. No electrical hook-up required. Stainless steel and corrosion-resistant metal parts. 62 sq-in net-free area. Heavy-duty aluminum mesh screen, front and back. 8 in 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.

Witten Vent Foundation Vent, Aluminum

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 in 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.

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 in 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 in 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 in x 16 in.

The Lomanco? powered crawlspace vent, PCV1, is a quick and simple solution for under-ventilated crawlspaces. The PCV1 upgrades your present foundation vent and dries the crawlspace gradually. The PCV1 is made of tough polypropylene construction. A single PCV1 ventilates 1650 cu-ft.

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.