TDS Monitor Options:Double Inline Improved water resistance of centre

Improved water resistance of centre disposable core

everything from SPS

Cyphastrea corals have been around the hobby for quite some time now

With the addition of Ecotech Marine's Mobius app compatibility

NO3:PO4-X is the original

TDS Monitor Options:Double Inline Improved water resistance of centreThe 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.