The MaxxAir MaxxFan Dome is a small 12V exhaust fan for RV bathrooms, showers and other tight spaces. It mounts on the roof or a sidewall, moves air through a 6-1/4-inch cutout, and has a manual lid that opens with a push button on the handle. It is simpler and smaller than full-size ceiling fans, so it suits venting a single wet room rather than cooling a whole coach. Owners rate it highly for moisture control in small spaces.
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Owners rate the MaxxFan Dome well, mostly for clearing steam and odor from RV bathrooms. They describe it as a straightforward install and a reliable small vent.
The MaxxAir MaxxFan 00-03812B is a compact 12V dome roof vent for ventilation and moisture control in small areas of an RV, such as a bathroom or shower. It can be installed in a roof or a sidewall.
A fan guard covers the fan blades and keeps water and debris out of the RV. The manual lid opens and closes with a single push button on the handle. The screens are removable for cleaning.
It fits roofs or walls 1" thick, up to a maximum thickness of 6". An extension sleeve is included for roofs or walls thicker than 1".




