Circulates fresh air in boat cabin… protects against mold, mildew and musty air. Now with even more power, the Nicro Day/Night Plus moves over 1000 cubic feet of air in an hour or 24,000 cubic feet of air a day (4" model). With direct to deck installation it easily replaces any existing 4" NICRO vent product. The Day/Night Plus has complete air and green water shut-off from below, as well as a built-in on/off fan switch. Features:
Rechargeable battery allows for 24-hour continuous operation
No wiring required
High capacity NiMH battery operates vent for up to 40 hours without sunlight
Direct to deck installation
All mounting hardware, interior trim ring, and insect screen included
