![Witten Vent 315CBL Foundation Vent, 62 sq-in Net Free Ventilating Area, Mesh Grill, Thermoplastic, Black Oxide Witten Vent 315CBL Foundation Vent, 62 sq-in Net Free Ventilating Area, Mesh Grill, Thermoplastic, Black Oxide](https://www.zaynesolutions.com/image/cache/catalog/products/694/6187694-350x350w.jpg)
Witten Vent 315CBL Foundation Vent, 62 sq-in Net Free Ventilating Area, Mesh Grill, Thermoplastic, Black Oxide
- SKU: 6187694
- Model No: 315CBL
- UPC Code: 008661315013
- MFG: WITTEN AUTOMATIC VENT
- Package Size ( L x W x H ): 18.0in x 10.0in x 5.0in
- Weight:2.85 lbs
- Availability: 458
$25.79
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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.