Size 6" x 1-1/2"

Plate O D 1-3/4" Width Less Keeper 1-3/16" Screw Size 6

The motor is not waterproof and should not be submerged

Base is threaded with a 1/2" IPS female socket and may be removed for flush mounting (use No

Has a straight intake

Marinco 4" Day/Night Solar Vent - Stainless Steel Key Size 6" x 1-1/2"Features: 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 Built in on off fan switch, LED lights and intake exhaust switch High capacity NiMh battery operates vent for up to 24 hours without sunlight on a full charge Threads into included deck