1 µS/ppm/ 0

One of the few maintenance steps you will need to take is to replace the spigot and rubber gasket that that dispense water from your unit

Aquamira Series IV RED Line Worldwide Replacement Filter

Not compatible with the Santevia MINA Pitcher or other Santevia product lines

and maximize growth rates in ponds

HM Digital PSC-64D Dual Display EC/TDS Monitor - 4-20mA Output for Industrial Water Milwaukee MA9004 pH 4.01 Calibration Solution 1 µS/ppm/ 0PSC 64D: Dual Display, Dual Line EC TDS Monitor w 4 20mA Output The PSC 64D is a NEW product from HM Digital offering dual display monitoring for the industrial water treatment professional. This extended range EC TDS mini monitor continuously monitors 2 lines while sending out a 4 20mA output. FEATURES Continuously monitors two lines simultaneously Dual line TDS EC displays feed and product water Extended range for TDS and EC 4 20 mA output signal