US$ 14.99
and at stepping humidity down during a cure
making it versatile across indoor and controlled-environment growing setups
600 gpd at 80 psi or with optional booster pump
especially cannabis
Speed Controller Included: Dial airflow for each growth stage
Hanna Grochek Replacement Probe for Water Resistant pH Indicator & Temp. Monitor (HI1286) Emerald Triangle and at stepping humidity downThe gel filled pH electrode has been specially designed to address the needs of growers. Its design guarantees greater clogging resistance in fertilizer solutions with high concentrations of phosphate, nitrate, etc. Instructions
US$ 14.99
US$ 39.99
US$ 14.99