6" Round No screen vent, brown - bag of 2 Open Screen vents 1/4" mesh - bag of

1/4" mesh - bag of 4

4" Round Brown Open Screen Vent - bag of 4

The Raven termination vent was patented and designed with a unique slot drain line opening on the side of the vent that allows water condensation to drain from the pipe through the PVC vent cap when faced downward

6" Round Rain Barrel Vent - bag of 2

6" Round No screen vent, brown - bag of 2 Open Screen vents 1/4" mesh - bag of6" Round Brown No Screen Vent bag of 2 BNS 100 6"2PK 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 and other insects from entering. They do not have screens. Fits into a 6 inch round hole. 5. 79 si