Hanna Industrial Grade pH/TDS Controller w/Proportional Control of Fertilization spl_jondon Eden LT is still small

Eden LT is still small yet precise

indicating low enzymatic species count

KDF 85/Catalytic Carbon Filter for chloramines removal

The simplicity of this thermostat and its small design make it a useful addition to any grow room

Bloom Natural – 32oz

Hanna Industrial Grade pH/TDS Controller w/Proportional Control of Fertilization spl_jondon Eden LT is still smallAdd this 2 in 1 pH and TDS controller engineered for economical dosage of fertilizer solutions in hydroponics to your growroom. The product measures pH from 0 to 14 and TDS from 0 to 1999 mg L (ppm). Two separate set points can be adjusted from 4 to 7 pH and 900 to 1800 ppm (mg L). The relays are activated when the pH exceeds the set point or TDS falls below the desired value. Two pumps or electrovalves can be wired directly to the controller and be