LaMotte ORP Tracer PockeTester - 1742 depth-marker-conveys_Feet The case is stainless steel

The case is stainless steel and painted black

This fixed flow pump is rated to pump 40 gallons of chemicals per day at 25 PSI

These handcrafted 2-bend stair rails are ideally suited for use on commercial swimming pool and spa applications

as do many high schools

LaMotte ORP Tracer PockeTester - 1742 depth-marker-conveys_Feet The case is stainless steelThis ORP Tracer PockeTester measures ORP from 999 to 999 mV with an accuracy of plus minus 4 mV. A memory feature saves calibrations between sensor changes and stores up to 15 readings. This PockeTester also allows you to add a TCI (Chlorine) and or pH sensor so you can test three factors (sold separately). The rugged flat surface electrode will alert user when it's time to RENEW. A CAL indicator shows when to recalibrate and user can select a 1, 2,