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This clean liquid booster is designed to supplement during the mid- to late-flowering phase
Control the maximum speeds of two fans
t s Electric Thermostat is used to control the output of your (separately available) heat mat based around temperature information gathered by its probe
The Master controller EL1 and EL2 Gen2 are our entry-level systems for centrally controlling large rooms with e-series fixtures
low maintenance
COM-80 - EC Meter - HM Digital Measuring Tools/Ph/ EC Control & Correction This clean liquid booster isThe COM 80 is easily the most advanced economically priced, reliable EC TDS meter on the market. With its versatility and durability, it is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more. Features: Measures electrical conductivity (EC), total dissolved solids (TDS). Excellent for nutrient testing Four scales: EC: S, mS; TDS: ppm, 0. 5 (NaCl) & 0. 7 (442)
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