Marinco Day/Night Solar Vent, 4" Stainless Steel
Threads into included deck plate, and is removable from outside without tools. The whisper quiet Nicro Day/Night Solar Vent moves over 1000 cubic feet of air in an hour or 24,000 cubic feet of air a day (4" model). On/off fan switch, LED lights and intake/exhaust switch accessible from inside the cabin for ease of use.
Rechargeable battery allows for 24-hour continuous operation

No wiring required

High capacity NiMh battery operates vent for up to 24 hours without
sunlight

Circulates fresh air in boat cabin eliminating mold, mildew and musty air

Built-in on/off fan switch, LED lights and intake/exhaust switch

Threads into included deck plate and can be removed from outside without tools

Complete air and green water shut-off from below

Includes white plastic interior trim ring, insect screen, mounting hardware and installation manual

Replaces Nicro 4" snap-in deck plates (fits existing holes once snap-in deck plates are removed) and Day/Night Plus models