TrolMaster Beta-4 Digital Day/Night Temperature Controller grow-system/-trays/-reservoirs designed with your favorite plants

designed with your favorite plants in mind

With a Color Rendering Index of 98 and intense full spectrum the Grower’s Choice 4k lamp provides near sunlight photon output

and light sensor used in TrolMaster Hydro-X environmental control systems

Aerobrewer gives complete control of aeration and mixing in the feed tank when used with an Aeromixer

The lamps are only intended for use in the Nanolux low frequency CMH ballast

TrolMaster Beta-4 Digital Day/Night Temperature Controller grow-system/-trays/-reservoirs designed with your favorite plantsTrolMaster BETA 4 Digital Temperature Controller Day Night Precision for Heating & Cooling Maintain precise environmental conditions in your grow space with the TrolMaster BETA 4 Digital Day Night Temperature Controller. Designed to operate heating or cooling devices up to 10 amps, the BETA 4 makes it simple to dial in ideal temperatures with separate day and night settings. Equipped with an easy to use LED display and built in photocell, the BETA 4