Automatic Foundation Vent- Black/ White/ Brown/ Grey

For skirting ventilation- Automatically opens and closes at 70/40 degrees Fahrenheit (approx.)- Helps defend against crawl space moisture and foundation decay- Lowers risk of frozen pipes- Screened to deter insects and rodents- Overall dimensions- 17 1/8″ W x 9 1/2″ H x 4 1/8″ Depth- Inset dimensions- 15 1/8″ W x 7 1/2″ H- Installing one vent every 100 square feet of space under the home is recommended. Use more or less at your discretion.

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If ordered alone this item can ship by parcel.