Rain resistant vent cover

Ventilation cover for passive use or with a fan. Primary intent as a vent for sailboat cabin, but useful whenever ventilation is desired, especially in areas where rain needs to be kept out. PETG filament is recommended for outdoor applications.

Use a fan with holes placed in a square pattern 4.13 inches (104.9 mm) on center from each other (excluding diagonal, of course) such as this one: https://www.amazon.com/dp/B081TSJPLS?psc=1&ref=ppx_yo2ov_dt_b_product_details.

Vent assembly is shown in assembled configuration and in its 2 components as they should be printed.

A louvre is included for situations where the fan is in a non-vented enclosure.

No supports or brims required. Fusion 360 file included.