SKU: 40516589914
Ships within 48 hours · Estimated delivery Sep 1 - Sep 6
Filter component: Replacement filter
Automated dosing with intuitive on-time/off-time for single-direction control
phosphorous
Don’t be fooled by cheap knock offs
HM Digital® COM-300 Redrock Cubes Filter component: Replacement filterCOM 300: Waterproof Professional Series pH EC TDS Temp Meter The COM 300 is a professional grade level pH EC TDS Temp meter ideal for all water quality testing, hydroponics, water purification applications, wastewater regulation, aquaculture, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment and more. FEATURES: Measures Potential Hydrogen (pH), Electrical Conductivity (EC), Total
US$ 15.00
US$ 119.50
US$ 95.00
US$ 18.90
US$ 14.95
US$ 27.89
US$ 36.89
US$ 149.00
US$ 17.99
