Description
Oakton (WD 35805 13) Platinum Band Sensor ORP Electrode, Single Junction For REDOX readings 20 inch x 4.5 inch Big Blue Filters2677 5 inch internal diameter and accommodates 5 inch internal diameter and accommodates the 21 inch active length with male end fittings The Filmtec XLE 2540 is designed for commercial tap water applications with 500 ppm TDS or less