Witten 315CBR Replacement Auto Foundation Vent, Brown Specialty Window Hdwe For use at the end

For use at the end of each work period

Cut and renew internal and external metric threads to exact standards

Two lever handle

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

Packaged 1 each in brown box

Witten 315CBR Replacement Auto Foundation Vent, Brown Specialty Window Hdwe For use at the endHighlights: 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