Witten 306MGR Energy Saver Auto Foundation Vent, 8" x 16", Gray Workbenches Dries a concrete color

Dries a concrete color

Its tines are sturdy and ideal for digging or harvesting potatoes and similar types of vegetables

Recommended Age: Adult

Size : 8" x 4"

Uses 3 AA batteries - not included

Witten 306MGR Energy Saver Auto Foundation Vent, 8" x 16", Gray Workbenches Dries a concrete colorHighlights: Size : 8" x 16" Color : Gray Material: Thermo plastic With automatic damper 65 square inch net free area No electrical hook up required Replaces old style manual vents Fits standard 8" x 16" vent openings High density thermo plastic construction The key mechanism, bi metal coil, fully enclosed in protective cover Automatically opens at 70 degrees fahrenheit and closes at 40 (approximately) Stainless steel compression spring with 1