![Perko Clam Shell Ventilator - Chrome Plated Brass - 4" x 3-3/4" [0339DP0CHR]](http://bestboatingsupplies.com/cdn/shop/products/55827XL_{width}x.jpg?v=1641368519)
Clam Shell Ventilator - Chrome Plated Brass - 4" x 3-3/4"
Specs:
- Chrome Plated Brass
- Dimensions Base: 4" x 3-3/4"
- Width Opening: 2-1/2"
- Height Opening: 1-5/8"
- Screw Size: #6
Clam Shell Ventilator - Chrome Plated Brass - 4" x 3-3/4"
Specs: