Witten 315CBR Replacement Auto Foundation Vent, Brown Specialty Window Hdwe 3/4" and 5/8"W miter bars

3/4" and 5/8"W miter bars and T-slot bolts

90# can be used as an underlayment and a final cap sheet

Premium acrylic mastic

Cut and renew internal and external metric threads to exact standards

1 liter size

Witten 315CBR Replacement Auto Foundation Vent, Brown Specialty Window Hdwe 3/4" and 5/8"W miter barsHighlights: Color: Brown With 1"W frame for new construction or to replace old foundation vents Fits standard 8" x 16" concrete block opening Operates automatically without electricity; opens at 70 degrees Fahrenheit, 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" heavy duty aluminum mesh High density thermo