Easily turn duct fans on and off with the Tjernlund Speed Control for Duct Boosters. You can even vary the motor RPM.
- Turns duct fan on/off
- Capability for varying motor RPM
- Made in the USA
The Tjernlund Speed Control for Duct Boosters is compatible with Duct Airstat (#2560018) and can be used with Duct Booster fans #2560005, #2560006, and #2560007.