4" Round Open Screen Vent - tab style, mill - bag of 4 Open Screen vents 4" Round Open Screen Vent

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

WNS-100 6"2PK

They have a strong 1/8" screen to keep insects out

4" Round Screened Vent - tab style

77 si nfa (square inches of net free ventilation area)

4" Round Open Screen Vent - tab style, mill - bag of 4 Open Screen vents 4" Round Open Screen Vent4" Round Mill Open Screen Vent, tab style bag of 4 RST 100 4" 4PK These round aluminum vents have a screen to keep insects out, or in, depending on your application. 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