TDS Monitor Options:Double Inline everything from SPS

everything from SPS

NO3:PO4-X is the original

Improved water resistance of centre disposable core

water storage level sensor

Compatible with - A80

TDS Monitor Options:Double Inline everything from SPSThe SM 1 Single Inline TDS Meter from HM Digital measures the TDS of a single water line. This is a great tool to monitor the TDS of your reverse osmosis system. Common monitoring locations include pre system, post membrane or post DI stage. This unit features a digital display and comes with a 1 4" GA Murdock Quick Connect Tee with double o rings to ensure a proper seal. As with all HM Digital products, the SM 1 comes factory calibrated.