Bestvents 510BL Foundation Vent, Black Oxide, 15-1/4 in
- Finish: Black Oxide
- Material: Polypropylene
- Type: Open Air Grille
- Grill wiith a flange and (4) screws to hold it in the foundation opening
- Has NO flap or slide mechanism to open or close it, so the air can constantly move through
- Easily fits the standard 8" x 16" block foundation opening
- Inside Dimensions: 7/8" x 7-7/8" x 15-1/4".