COM-100 EC / TDS / Temp Meter Combo PermeatePumps then plug in the pump

then plug in the pump

This refill kit includes the following :

The option above adds Catalytic Carbon cartridge in place of 5 micron carbon block

The pressure switch actuates in response to the pump outlet pressure at a predetermined and preset pressure

We carry standard 1/4" and 3/8" sizes of most of the connections above

COM-100 EC / TDS / Temp Meter Combo PermeatePumps then plug in the pumpCOM 100 EC TDS Temp Meter Combo This HM digital meter measures electrical conductivity (EC), total dissolved solids (TDS), and temperature. UPGRADED!! (See below) Ideal for all water quality testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidl silver, labs and scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment and more. The COM 100 is a professional level EC TDS