2.5" Round Open Screen Vent w 1/4" mesh, black - bag of 4 Stainless Steel Vents The louvers are closely spaced

The louvers are closely spaced to prevent wasps or other insects from entering

2" Black Open Screen Vent

These round aluminum vents have a strong 1/8" screen to keep insects out

Fits into a 3 inch round hole

2.5" Round Open Screen Vent w 1/4" mesh, black - bag of 4 Stainless Steel Vents The louvers are closely spaced2. 5" Black Open Screen Vent, 1 4" mesh bag of 4 RBLS 104 2. 5" These small round vents are made of Aluminum. They have a strong 1 4" 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 knobs on the side of the vent. No nails or screws are needed. 2. 610 si nfa (square inches of net free ventilation area). Bag of 4 vents. Made in the USA. Orders placed by 3 pm MDT will