• Circulates fresh air in boat cabin eliminating mold, mildew and musty air
  • Moves 1,000 cubic feet of air/hour or 24,000 cubic feet of air/day (4” model)
  • Rechargeable battery allows for 24-hour continuous operation
  • Whisper quiet fan operation
  • No wiring required
  • Interchangeable intake and exhaust fans
  • High capacity NiMh battery operates vent for up to 40 hours without sunlight on a full charge
  • Direct to deck installation
  • 3” and 4” models are available to fit any deck or hatch installation
  • Built-in on/off fan switch
  • Complete air and green water shut-off from below
  • All Day/Night PLUS models come complete with two fan blades,white plastic interior trim ring, insect screen, mounting hardware and an easy-to-understand installation manual.
  • Replaces NICRO 3” & 4” snap-in deck plates (fits existing holes once snap-in deck plates are removed)
  • NOTE: The 4" vent requires a 4-3/4" diameter hole, and the 3" vent requires a 3-3/4" diameter hole.
Unit of Measure


N/A 4 Inch


N/A White ABS Plastic