No on-site wiring. This Dryer Booster turns on and off when the dryer turns on and off automatically. Adjustable air pressure sensing switch is mounted on fan and pre-wired at factory with 10 foot line cord. Includes probe. Just plug it in. Comes with a built in alarm.
DUCT SIZE INCHES
INLET/OUTLET DIAMETER INCHES
Clothes Dryer Vent Booster With Alarm
Dryer Booster with Alarm, Pressure Sensing Switch, Probe for Switch