TrolMaster - EC Fan Controller (EFC-1) BioBizz 39 dBA at full speed

39 dBA at full speed (200mm)

uniform vegetative growth and consistently heavy yields

improving transpiration

and populations recover quickly when treatment misses the newly hatched larvae

and because it lets you spray in light there's no need to wait for lights-off

TrolMaster - EC Fan Controller (EFC-1) BioBizz 39 dBA at full speedVariable speed EC fan control for the Tent X system The TrolMaster EFC 1 EC Fan Controller gives the Tent X Control System precise variable speed control over compatible EC intake and exhaust fans, using either PWM or 0 10V output. Poor airflow is one of the most common causes of trouble indoors: humidity builds, temperatures climb and plants end up weak or with poor bud development. The EFC 1 lets Tent X automatically hold correct negative pressure