Watts-U-M311 Smart Elapsed Time Monitor - 3 Year Dow Filmtec Commercial RO Membranes typically every 3 to 6

typically every 3 to 6 months depending on water quality

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then adjust your meter to read 10

Light-blocking housing prevents UV degradation of resin media and maintains water quality consistency

Replace every 6 to 12 months depending on water hardness level and daily usage volume

Watts-U-M311 Smart Elapsed Time Monitor - 3 Year Dow Filmtec Commercial RO Membranes typically every 3 to 6Watts Smart Monitoring Technology Watts U M311 Smart Elapsed Time Monitor 3 year media cycle tracking with email and SMS alerts for OneFlow scale prevention systems NSF ANSI CAN 61 & 372 Certified Email & SMS Notifications Retrofittable to Existing Systems 1" FNPT Connections The Watts U M311 eliminates guesswork in media replacement scheduling for OneFlow scale prevention systems. Built with a volumetric flow meter and 3 year notification cycle, this