16 In. X 8 In. Plastic Resin Slider Foundation Vent in Black
Plastic Resin Slider Foundation Vent in Black. (NFA) net free area. • Installs with mortar.
Master Flow 16 in. x 8 in. Plastic Resin Slider Foundation Vent Black – LOT OF 4
Sliding vent design for foundation openings. Plastic resin construction.