GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen 9 CFM Propagation Hub: Besides regular growth

Propagation Hub: Besides regular growth

Hydrofarm’s 4' x 8' rolling bench system is made of heavy-duty galvanized steel and will maximize the grow space in your greenhouse or grow room

Mixer Type Pneumatic Electric C1D1 Electric Horsepower 3/4 HP 3/4 HP 1 HP Power Air Compressor 120V 220V 1ph Reactor Size 150L Collection Size 50L / 100L Jacket Connections 1/2" Hose Barb

calcium and magnesium

Filtered Air

GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen 9 CFM Propagation Hub: Besides regular growthDescription Product Details: AI21040 GroStar GS4 pH EC 500ppm 700ppm and Temp (5 in 1) Combo Pen Lab grade instruments designed specifically for growers! Includes: 2 year warranty (instrument) 1 year warranty (probe) pH 7 and pH4 calibration solution (50ml bottle each) 2. 77 EC calibration solution (50ml bottle) KCL storage solution (10ml bottle) Lanyard and user manual Features: Measures pH, conductivity (EC and 500ppm 700ppm) and temperature (5 in