KSB Acoustic Box Fan c/w Speed & Temp Control

Vents KSB Acoustic Box is extremely powerful yet maintains low noise levels. Consisting of a centrifugal fan mounted in an acoustically lined box with circular duct spigots for inlet and outlet connections. The acoustic qualities of this fan range make them extremely low noise and ideal for environments where fan noise can cause concern.

• 4", 4", 6", 8", 10" & 12" diameter fan spigot sizes.
• Low noise, lined galvanized fan box.
• High resistance to long duct runs and filters sections.
• Quiet running external rotor motor with thermal overload protection.
• Built-in mounting feet for easy fitting and installation.
• Perfect for hydroponic carbon filters.

Simply set your desired operating tempreture with one knob, your minium speed with the other knob and let the fan do the rest.

The controls work like this...

Temp knob: 25 degrees
Speed knob: 60%
Grow room temp: 25 degrees
Fan will run at 60%

Temp knob: 25 degrees
Speed knob: 60%
Grow room temp: 27 degrees
Fan will run at 100%