Broan QTRE100S is a humidity sensing fan designed for general ventilating use. It can be used in bathrooms, kitchens, and other areas where humidity control is needed. The fan has a built-in humidity sensor that automatically turns the fan on when the humidity level rises above a certain set point. The fan can also be operated manually using a wall switch.

The Broan QTRE100S has a number of features that make it a good choice for humidity control. These features include:

• Automatic operation: The fan automatically turns on when the humidity level rises above a certain set point. This helps to prevent mold and mildew growth and can also help to improve air quality.