4" Round No Screen vent, mill - bag of 4 No Screen vents Not made for glass

Not made for glass

5" Round Open Screen Vent w 1/8" mesh

Bag of 2 vents

RNS-100 4"4PK

RWT-100 4" 4PK

4" Round No Screen vent, mill - bag of 4 No Screen vents Not made for glass4" Round Mill No Screen Vent bag of 4 RNS 100 4"4PK These round aluminum vents are easy to install in wood. Not made for glass, metal 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. The louvers are closely spaced to prevent wasps or other insects from entering. They do not have screens. Fits into a 4 inch round hole. 3. 682 si nfa (square inches of