16 in. x 8 in. Damper in Black (Carton of 12) Outdoor Decor ) 18 in Rough Opening

) 18 in Rough Opening Width (In

45 Product Length (ft

913 Product Width (in

(1) M18 REDLITHIUM HIGH OUTPUT HD12

Install a HY-GUARD Foundation VentGuard and protect your home and family

16 in. x 8 in. Damper in Black (Carton of 12) Outdoor Decor ) 18 in Rough OpeningFoundation vents help remove moisture that can lead to damp rot and eventually costly damage, as well as attract termites. The damper is standard 16 in. x 8 in. Has 64 sq. in. NFA. Helps to remove moisture than can lead to damp rot and eventually costly damage, as well as attract termites 64 sq. in. NFA Our best selling damper 16 in. x 8 in. rough opening Provides a functional way to vent the crawl space of the house Fights damp rot Fights mold and