Sentinel GPS BHC-1a PB Basic Humidity Controller (Plug Box) Gold Label groundcovers

groundcovers

Hydroguard's reformulation makes it even more effective than before

150 watt high pressure sodium bulb (mogul base) included

perfectly balanced for superior blooms and bountiful harvests

L-amino acids

Sentinel GPS BHC-1a PB Basic Humidity Controller (Plug Box) Gold Label groundcoversThe BHC 1a Basic Humidity Controller is designed to control fans, dehumidifier, humidifiers, misters and other ventilation equipment in gardens, greenhouses, grow rooms or other environments. The BHC 1a can operate in either dehumidification or humidification modes. The BHC 1a features a readily visible switch to alternate between dehumidify and humidify settings. The easy to read dials make programming daytime and nighttime settings uncomplicated.