SM-1: In-line Single TDS Monitor

Alexapure is the only brand of gravity-fed and portable water filters we carry because we know you expect the very best

Stage 4 — Mineral Stones

Filtration method: Gravity-fed with hybrid ceramic shell

Professional Polarographic Dissolved Oxygen Probe for MW600 Meter

HM Digital COM-80 EC/TDS HydroTester – 4-Scale Water Quality Meter with ATC made in USA SM-1: In-line Single TDS MonitorHM Digital COM 80 EC TDS HydroTester The HM Digital COM 80 is an economically priced, reliable EC TDS meter ideal for hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water testing, and more. With four measurement scales, Automatic Temperature Compensation (ATC), and a water resistant housing, the COM 80 delivers professional grade accuracy at an accessible price point. Key Features Measures Electrical