4" Round No screen vent, black - bag of 4 Open screen w 1/4 mesh Units feature a two piece

Units feature a two piece twist locking interchangeable screen vent cap

5laced by 3 pm MT will ship the next business day

Orders received by 3 pm MT will ship by the next business day

Fits into a 2

4" Round Plug - mill color - bag of 4

4" Round No screen vent, black - bag of 4 Open screen w 1/4 mesh Units feature a two piece4" Round Black No Screen Vent bag of 4 BLNS 100 4"4PK These round vents are made of Aluminum. They are easy to install in wood. Not made for glass or 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