FEATURES
MFR:306MWH
SKU:42905919
Brand:Witten Automatic Vent
Highlights:
- Color: White
- Replaces old-style manual vents
- Fits standard 8 x 16 vent openings
- Automatically opens at 70 degrees Fahrenheit 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 square inch 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
- Thermoplastic with automatic damper
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