The AirVent 500 is a non-solar ventilation option that can passively move 600 to 1,000 cubic feet of air per hour in a 15 knot breeze.
The AirVent 500 is an economical way to provide ventilation in your boat, or it can be used in conjunction with solar powered or 12 volt vents to create cross-flow air circulation.

Passive vent - no fan; nominal 3" vent opening
High air flow volume (600-1000 ft/hr)
Strong UV stabilized white ABS construction
Center panel is translucent plastic allowing light to pass through it below deck
Center damper shuts vent off from below
Easy installation - attaches directly to deck in compact 3-3/4" diameter hole
Add-on stainless steel cover available
Incorporates adapter for attaching 3" vent hose
Includes interior trim ring