- Package of 4 vents.
- Made for thin materials like metal or glass or plastic. They do not work well in wood. The tabs need to be bent over from the rear.
- Fits in a 4 inch round hole.
- Have an insect screen but no louvers. Made for display cases, spice racks, reptile cages, etc.
- Package of 4 vents.
- Made for thin materials like metal or glass or plastic. They do not work well in wood. The tabs need to be bent over from the rear.
- Fits in a 4 inch round hole.
- Have an insect screen but no louvers. Made for display cases, spice racks, reptile cages, etc.