Water Control, pH and Conductivity

 Replacement Carbon Filter for the micRO-75™ Overview: Reduces up to 99% of chlorine, sulfur, iron, heavy metals, rust and silt Great for well wa...

  Hydrologic micRO-75™ Reverse Osmosis Filter 75 GPD An economical, entry level, micro-sized, portable reverse osmosis system, 75 gallons per d...

Replacement/Upgrade KDF/Catalytic Carbon Filter for Stealth-RO™ and smallBoy™ Systems Overview: Reduces iron, sulfur, chlorine, and heavy metals ...

  Bluelab pH Pen - NEW-OLD STOCK Product Features / Benefits Fully waterproof - not just water resistant Simple two-point calibration pro...

 Replacement Membrane for the Stealth-RO150™ and Stealth-RO300™ (ORDER QUANTITY 2 FOR STEALTH-RO300) Overview: 98+% PPM Rejection Rated at 2 GPM ...

  Replacement Carbon Filter for the Hydrologic Evolution-RO™ Overview:   100% Chloramine Removal 1 micron rating Rated at 1 GPM Low pressure dr...

  Bluelab KCl Storage Solution The Bluelab Calibration Solutions should be a part of every growers toolbox. The Bluelab calibration and conductiv...

  The Stealth-RO150 is a customized Reverse Osmosis water filter that is capable of reducing up to 99% of most contaminants. This system is design...

  Bluelab Care Kit – pH Probe Product Features / Benefits Your Bluelab Probe Care Kit – pH contains:  Probe care instructions  20 ml si...

 Replacement Membrane for the micRO-75™ Overview: Reduces 98%+ of PPM of total dissolved solids (TDS) 75 GPD Replace when product water flow rate...

  Bluelab Soil pH Pen Product Features / Benefits Effective in most growing media and in water/solution Fully waterproof - not just w...

  Hydrologic PreEvolution™ Pre-Filter for Evolution - High Capacity Combination of KDF85 and KDF55 with earth-friendly catalytic carbon filter r...

  Bluelab Carry Case (Meter NOT Included) Product Features / Benefits Firm outer casing for impact resistance Two custom pockets for hol...

  Bluelab Care Kit – Conductivity Probe Product Features / Benefits Your Bluelab Probe Care Kit – Conductivity contains:  Probe care inst...

  Bluelab 2.77 EC Conductivity Solution The Bluelab Calibration Solutions should be a part of every growers toolbox. The Bluelab calibration and ...

  Bluelab 7.0 pH Calibration Solution The Bluelab Calibration Solutions should be a part of every growers toolbox. The Bluelab calibration and co...

  Bluelab 4.0 pH Calibration Solution The Bluelab Calibration Solutions should be a part of every growers toolbox. The Bluelab calibration and co...

  The smallBoy unit is designed to be a stand alone filter for immediate removal of chlorine and sediment from your water. It is rated at up to 99...

  Nutradip Grow Boss 2.0 - pH, PPM, & Temperature Monitor The Nutradip Grow Boss is a nutrient monitoring system that assists growers in achie...

Hydrologic Evolution RO - High Flow RO system  The Hydrologic Evolution-RO has the highest flow rates from the most efficient RO system on the pl...

Replacement Green Coconut Carbon Filter for Stealth-RO™ and smallBoy™ Systems Overview: Reduces up to 99% chlorine, sediment, rust, silt, volatil...

  Replacement Membrane for the Hydrologic Evolution-RO™ Overview: New Dry Membrane Reduces 98%+ of total dissolved solids (TDS) Filters up to 1,2...

  Bluelab Pro Controller Product Features / Benefits Monitor and automate nutrient and pH dosing in reservoirs when pai...

  Bluelab Temperature Probe Product Features / Benefits For use with Bluelab pH Controller and Bluelab Pro Controller M...