16 in. x 8 in. Damper in Black (Carton of 12) Outdoor Decor 48-inch wide planks provide a

48-inch wide planks provide a modern and spacious look

45 Product Length (ft

5 Portability Bench Cord Length (ft

The square shape measures 18" in height

) 18 in Rough Opening Width (In

16 in. x 8 in. Damper in Black (Carton of 12) Outdoor Decor 48-inch wide planks provide aFoundation 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