HM Digital QC-1 Quick Check TDS/Conductivity Push-To-Test Monitor with Set Points, +/- 3% Accuracy PL Bags These genuine Alexapure replacement filters

These genuine Alexapure replacement filters deliver certified contaminant reduction you can trust

Brackish Water Systems: Measure salinity for brackish species like puffers

mechanical filtration — particles are blocked by size

and questionable outdoor sources

Replacement Schedule

HM Digital QC-1 Quick Check TDS/Conductivity Push-To-Test Monitor with Set Points, +/- 3% Accuracy PL Bags These genuine Alexapure replacement filtersQC 1: Quick Check TDS Conductivity Monitor This basic EC TDS monitor provides an entry level monitor with its Push to Check button giving you an instant water quality check! With the push of a button, the unit displays a green or red light, indicating good water quality or service required, respectively. FEATURES Eight programmable set points (by dip switch). Bright LED lights Simple to use Quick Easy Installation Factory Calibrated to 100 ppm NaCl.