3" Round Open Screen Vent w 1/8" mesh, black - bag of 4

3" Round Open Screen Vent w 1/8" mesh, black - bag of 4 RBLS-108 3" 4PK Bag of 4 vents. These small round vents are made of aluminum and have a strong 1/8" screen to keep insects out. They are easy to install in wood. Not made for metal, glass or PVC pipe. They fit into the hole made by a drill-type hole saw and are held in place by knobs on the side of the vent. No nails or screws are needed. Fits into a 3 inch round hole. Made in the USA. Orders placed by 3 pm MT will ship the next business day.