Active Air Duct Fan Speed Adjuster QuickBooks Very winter hardy

Very winter hardy

This incredibly efficient full spectrum horticulture lamp has an efficiency of 2

Doesn’t alter the taste or smell of growing crops or finished produce

• Environmentally-responsible

Active Air Duct Fan Speed Adjuster QuickBooks Very winter hardyActive Air Duct Fan Speed Adjuster Product Details Hydrofarm's Fan Speed Controller was designed especially for centrifugal fans. This means it will help prevent damage to fan motors, ensuring longer life. (Meant for use with brushless motors, and all Hydrofarm inline fans, not booster fans) It will correctly and precisely adjust the speed of centrifugal fans. These controllers are more sensitive than any on the market, and are compact and built to