4" Round Open Screen Vent, white - bag of 4 Copper vents 6" Round Rain Barrel Vent

6" Round Rain Barrel Vent - bag of 2

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

RWT-200 2"6PK

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

4" Round Open Screen Vent, white - bag of 4 Copper vents 6" Round Rain Barrel Vent4" White Open Screen Vent RWS 100 4" These round aluminum vents have a screen to keep insects out and are easy to install in wood. Not designed for metal, glass or PVC. 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. 7. 380 si nfa (square inches of net free ventilation area). Bag of 4 vents. Made in the USA. Orders placed by 3 pm MT will ship the next business