Witten Automatic Vent 306MGR Foundation Vent

Witten Automatic Vent 306MGR Foundation Auto Vent Gray

• Replaces old-style manual vents
• Fits standard 8 X 16 in vent opening
• Automatically opens at 70 deg F and closes at 40 deg F (approximately)
• The key mechanism, bi-metal coil, fully enclosed in protective cover
• Stainless steel compression spring with 1 adjustable screw for easy installation

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.