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

Carbon dioxide is one of the essential ingredients in green plant growth

Mini-maintenance seal kit for Dosatron Dosers - should be replaced on an annual basis

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

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

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