2" Round Open Screen Vent w 1/8" mesh, black - bag of 6 No Screen vents They are easy to install

They are easy to install into a 4" hole made by a drill-type hole saw

RLP-100 4" 4PK

Fits into a 4 inch round hole

These round aluminum have louvers and a screen to keep insects out

2" Black Open Screen Vent

2" Round Open Screen Vent w 1/8" mesh, black - bag of 6 No Screen vents They are easy to install2" Black Open Screen Vent, 1 8" mesh bag of 6 RBLS 108 2" 6PK Bag of 6 vents. These round aluminum vents 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 2 inch round hole. Made in the USA. Orders pRLBL 100 2. 5laced by 3 pm MT will