Hanna Replacement Probe for Grochek HI9813-5N & HI9811-5N flowering nutrients The simple design of the

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

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

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

If the growth rate ever slows down in the middle of your plant’s cycle

Hanna Replacement Probe for Grochek HI9813-5N & HI9811-5N flowering nutrients The simple design of theThis 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