Hanna Replacement Probe for Grochek HI9813-5N & HI9811-5N flowering nutrients Precisely balanced for vibration-free operation

Precisely balanced for vibration-free operation and longer life expectancy

PowerVEG 420 provides a spectrum that is crucial for plant growth during the vegetation cycle

The simple design of the Wing is easy to assemble and works well in smaller grow rooms that don't require air cooling

Revolutionary new membrane technology with increased flow rate and the ability to run at pressures as low as 20 psi

without sacrificing your organic certification

Hanna Replacement Probe for Grochek HI9813-5N & HI9811-5N flowering nutrients Precisely balanced for vibration-free operationThis pH EC TDS temperature probe probe features a fiber junction and gel electrolyte making it ideal for fertilizer solutions. It is a replacement electrode for the GroChek series " 5" models: HI9813 5 & HI9813 5N, and is designed for simplicity of use in taking pH, mS cm, ppm and temperature in the C scale measurements. The meter the probe supports is a versatile, water resistant, multiparameter portable instrument specifically designed for