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Complete Grow Tent Packages

Complete Grow Tent Packages

Start growing indoors today!

Complete Nutrient Packages

Sun System Reflectors on Sale

Deep discounts on many reflector models!

Hydrobuilder Warehouse Deals

Grow Tent Blowout Sale

Hydrobuilder grow tents on sale now!

Hydrobuilder Learning Center

Expert growing advice and tips!

Fan Speed Controllers

5 Product(s)

Set Descending Direction
per page

Grid List

5 Product(s)

Set Descending Direction
per page

Grid List

Take any guess work out of your fan control and get one of Hydrobuilder’s fan speed controllers. The fan controllers help prevent damage to the fan motors and helps you utilize other components of your hydroponic setup or grow room more efficiently like your carbon filter. We also carry fan speed controllers that allow you to preset your daytime and night time fan speeds.