Made from white nylon, with fitted restriction flap to allow one way access of water.

- Large bore capacity to allow full flow in accordance with EEC standards

- CE marked

- Made from white nylon

- Fits hull thickness: 30mm up to 139mm

- Net passage 50mm diameter equals up to 1960mm²

- Designed to be pressure mounted

- Requires a 66mm diameter hole

- Designed for use above the water line