4 Inch (100mm) Humidity Window Extractor Fan
Activated by room humidity level
Operates when the moisture content in a room rises above 65%.
This fan is designed to continue running after the fan has been switched off for a period of approx 20 minutes or until the humidity level is reached
The integral timer has been pre-set for approx 20 minutes but can be adjusted.
Purpose made for use in Kitchens, Bathrooms, etc.
A real condensation beater.