16 in. x 8 in. Damper in Black (Carton of 12) Outdoor Decor ) 4 Manufacturer Warranty 2

) 4 Manufacturer Warranty 2 Certifications and Listings No Certifications or Listings

The square shape measures 18" in height

Also works great as a landscape edging

4 Square Footage Per Carton (Sq

) 18 in Rough Opening Width (In

16 in. x 8 in. Damper in Black (Carton of 12) Outdoor Decor ) 4 Manufacturer Warranty 2Foundation 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