1/4" RO Tubing and Water Line 1/4" RO Tubing and Water Line is used for plumbing and connecting reverse osmosis water filters.

The Hanna Instruments HI98301 DiST 1 is a low-range total dissolved solids tester than can measure up to 2000 ppm (mg/L). The DiST 1 is a rugged and reliable pocket-sized tester for use in the lab or field. This modern...

DI Resin for RO DI Systems Color Changing DI Resin is a great solution for getting the cleanest water possible from your RO/DI system.  DI resin will remove all remaining TDS from the water that the Reverse Osmosis...

DI Resin for RO DI Systems DI Resin is a great solution for getting the cleanest water possible from your RO/DI system.  DI resin will remove all remaining TDS from the water that the Reverse Osmosis system does not...

RO/DI Replacement filters - Complete Set of Filters Kit Includes:1 x 1 micron dual density gradient sediment filter1 x 1/2 micron carbon block prefilter1 x Color Indicating Mixed Bed DI Cartridge1 micron dual density...

10" Matrikx Carbon Blocks - CTO & CTO+ Kx Technologies MATRIKX brand carbon blocks are the most trusted and widely used carbon blocks in the world.  They outperform every other brand we have tested or reviewed. The...

Most sediment filters in aquarium RO systems are inexpensive surface filters that quickly lose their effectiveness when the surface becomes clogged. Purtrex Depth Sediment filters are true graded density filters that...

Many cartridges claim to be depth filters. But to be a true depth filter, a cartridge must be able to retain contaminants throughout the entire cross section of the filter.   A graded density allows larger particles to...

ICECAP SMART 4 stage 100GPD RO/DI SYSTEM by CoralVue Controllable product to waste water ratio  RO/DI system A solid water filtration system that is being rigorously tested for safety, efficiency, reliability and ease...

Reverse Osmosis Shut-off ValveReverse osmosis shut off valves are a great item to add to areas of your RO plumbing to shut water supply off to your water holding tanks or other items. These RO Valves are a 1/4" input...

Reverse Osmosis Float Valve Adjustable Float valves are used to shut down your reverse osmosis system when the float is elevated. Float valves are typically installed on containers like large plastic food grade trash cans...

Captive Purity Hi-Silicate Removal TFC Replacement Membrane The key component for any reverse osmosis unit is its membrane. The membrane will determine the type of contaminants removed and how much water the unit will...

Reverse Osmosis refillable cartridge can be used for DI resin or media for your water filtration system.

Reverse Osmosis Tee Push Connect FittingThe Reverse Osmosis Tee or "T" fitting is used to branch off 1/4" RO line into 2 other different directions.  With a quck push connect fitting and leak free connection they are...

Reverse Osmosis 2-way Splitter FittingReverse osmosis 2-way splitters are a great item to add to areas of your RO plumbing to split the water line into 2 different lines. These RO Valves and fittings are a 1/4"...

Universal Carbon Blocks are manufactured using high performance catalytic active carbon combined with a new binder system technology which maximizes the availability of the critical catalytic sites. The combination of...

HM Digital In-line Dual TDS Meter for RO/DI Filters The Dual TDS meter offers an easy and convenient way of monitoring the performance of your RO or RO/DI unit. It allows you to quickly check the quality of the inlet and...

VOC and Chlorine Carbon Blocks were developed to maximize adsorptive capacity of the blocks internal pore network and as a result has the highest rated reduction for both chlorine and VOC’s of any 5 micron carbon block...

Reverse Osmosis Jumbo Sediment Filter Reverse Osmosis Sediment filters are a great way to keep your other RO filters clean. We recommend changing your sediment reverse osmosis filter monthly.  Changing your RO Filters...

HM Digital TDS-3 TDS Handheld Meter The TDS-3 Handheld TDS Meter from HM Digital is a useful tool to spot check the TDS of your home water supply or RO/DI unit output. This unit features a digital display, built in...