Quick view Add to Cart Sea-Dog Stainless Steel Clam Shell Vent - Large [331350-1] $52.99 $72.55 Sea-Dog
Quick view Add to Cart Perko Clam Shell Ventilator - Chrome Plated Brass - 4" x 3-3/4" [0339DP0CHR] $49.99 $63.26 Perko
Quick view Add to Cart Perko Cowl Ventilator - 3" Chrome Plated Zinc Alloy [0870DP0CHR] $48.99 $61.81 Perko
![Sea-Dog Stainless Steel Clam Shell Vent - Large [331350-1]](https://cdn11.bigcommerce.com/s-tf9gwkmwsw/images/stencil/300x300/products/41770/43745/77406XL__11343.1765017317.jpg?c=1 "Sea-Dog Stainless Steel Clam Shell Vent - Large [331350-1]")
![Perko Clam Shell Ventilator - Chrome Plated Brass - 4" x 3-3\/4" [0339DP0CHR]](https://cdn11.bigcommerce.com/s-tf9gwkmwsw/images/stencil/300x300/products/36486/37630/55827XL__27018.1765003661.jpg?c=1 "Perko Clam Shell Ventilator - Chrome Plated Brass - 4\" x 3-3\/4\" [0339DP0CHR]")
![Perko Cowl Ventilator - 3" Chrome Plated Zinc Alloy [0870DP0CHR]](https://cdn11.bigcommerce.com/s-tf9gwkmwsw/images/stencil/300x300/products/33341/33848/34433XL__45858.1764995260.jpg?c=1 "Perko Cowl Ventilator - 3\" Chrome Plated Zinc Alloy [0870DP0CHR]")