HM Digital® DM-1: In-Line Dual TDS Monitor
A TDS monitor, like the HM Digital® DM-1 TDS Monitor, is a vital part of any RO/DI system.
It plays a major role in ensuring that your system is performing at it’s best and continues to do so. It will alert you to when it is time to replace RO membranes and DI resin as well as ensure that the production water you are placing into your RO storage container is of the best quality possible with a 0 ppm TDS reading. Without a monitor, it is all just guesswork.
or 4 payments of $13.75 with 
HM Digital® TRM-1: In-Line Triple TDS Monitor
A TDS monitor, like the HM Digital® TRM-1 TDS Monitor, is a vital part of any RO/DI system.
It plays a major role in ensuring that your system is performing at it’s best and continues to do so. It will alert you to when it is time to replace RO membranes and DI resin as well as ensure that the production water you are placing into your RO storage container is of the best quality possible with a 0 ppm TDS reading. Without a monitor, it is all just guesswork.
or 4 payments of $18.75 with
Pressure Gauge 1/4” Quick Connect Fitting
The Pressure Gauge 1/4” Quick Connect Fitting is perfect for mounting any 1/8” M Connection pressure gauge to your RO system in-line with 1/4″ quick connect fittings.
or 4 payments of $3.74 with
Pressure Gauge Kit – 1/4″ Quick Connect Fittings
The minimum operating pressure for an RO unit is 50psi and it is essential to monitor this to ensure that your system is always working at an optimal level. RO membranes will produce more wastewater and high TDS production water when operating with insufficient pressure.
This kit includes the 1/8” M Connection Pressure Gauge and Pressure Gauge 1/4” Quick Connect Fitting.
or 4 payments of $11.23 with
Pressure Gauge Kit – Membrane Housing Connector
The minimum operating pressure for an RO unit is 50psi and it is essential to monitor this to ensure that your system is always working at an optimal level. RO membranes will produce more wastewater and high TDS production water when operating with insufficient pressure.
This kit includes the 1/8” M Connection Pressure Gauge and Pressure Gauge Membrane Housing Connector.
or 4 payments of $10.48 with
Pressure Gauge Membrane Housing Connector
The Pressure Gauge Membrane Housing Connector is perfect for mounting any 1/8” M Connection pressure gauge to your RO system.
or 4 payments of $3.74 with
Pressure Gauge With 1/8” Male Connection
The minimum operating pressure for an RO unit is 50psi and it is essential to monitor this to ensure that your system is always working at an optimal level. RO membranes will produce more wastewater and high TDS production water when operating with insufficient pressure.
or 4 payments of $7.49 with