ㆍAutomatic shutter (In on and off, the shutter is opened and shut automatically)
ㆍThe safety device for a motor protection against overheating is built in
ㆍGood design that is suitable for house decoration and harmonized in surroundings environment
ㆍLarge wind volume and low noise
(The fans designed to maximize exhaust effect)
ㆍPossible to operate several ventilators simultaneously
ㆍThough it is installed in the place which is high or hand does not reach, when uses it, it is convenient