HM Digital Waterproof pH Meter PH-200 Sea Green Hydro Chiller Kit: This kit is

Chiller Kit: This kit is tailored to fit each Active Aqua chiller

Specifications and Color: The unit is white and designed for intake

and 4x8 feet

Can be used as a pre-mix

Replace filter cartridge or unit per manufacturer guidelines based on water quality and usage volume

HM Digital Waterproof pH Meter PH-200 Sea Green Hydro Chiller Kit: This kit isHM Digital Waterproof pH Meter, PH 200 The PH 200 is a professional grade pH Temp meter ideal for all pH testing water. With its advanced microprocessor it provides highly accurate dependable readings in such applications as hydroponics, purification applications, wastewater regulation, aquaculture, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment, wine, coffee, and agriculture.