4" Round Screened Vent - tab style, mill - bag of 4 Open Screen vents plastic or glass

plastic or glass

RST-100 4" 4PK

tab style - bag of 6

3" Round Black No Screen Vent

4" Round Screened Vent - tab style, mill - bag of 4 Open Screen vents plastic or glass4" Round Screened Vent tab style, mill bag of 4 RLT 100 4" 4PK These round aluminum vents have louvers and a screen to keep insects out. They are easy to install. They fit into the hole made by a drill type hole saw and are held in place by 4 tabs on the side of the vent. No nails or screws are needed. Note: These are made for thin materials like metal, glass or plastic. They do not work well in wood. The tabs need to be bent over from the rear. Fits