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.
Product specification\n\n
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| Brand | Witten Vent |
|---|---|
| UPC | 008661306035 |
| Model Number | 306MGR |
| Application | For new block, brick or frame foundation construction |
| Category | HARDWARE |
| Additional Category | Foundation Vents |
| Length | 10.13 |
| Width | 17.55 |
| Height | 4.0 |
| Weight | 1.92 |
