Emergency preparedness and disaster relief

1/4" quick-connect fittings (pre-installed)

Why guard when you can monitor

aquaculture

HM Digital COM-80 + PH-80 + PH-STOR + C342 COMBO - PH/TDS/EC/PPM Meter contaminant removal Emergency preparedness and disaster reliefHM Digital COM 80 TDS EC meter + PH 80 pH meter + PH STOR storage solution + C342 ppm TDS EC solution Meter Solution COMBO COM 80 COM 80: EC TDS HydroTester Series The COM 80 is easily the most advanced economically priced, reliable EC TDS meter on the market. With its versatility and durability, it is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more.