Captive Purity represents the highest quality in reverse osmosis technology. Captive Purity Reverse Osmosis Systems meet stringent standards and far exceeds the quality of systems from other manufacturers. A wide variety of option...
The Captive Purity Refractometer is an incredibly accurate and easy to use device that eliminates the confusion associated with inexpensive hydrometers. Just place a couple of drops of water on the prism and hold to the light. Rea...
*Please note: liverock is shipped once a week on Wednesdays (for delivery on Fridays). Orders for delivery in the same week must be placed by Wednesday before 12PM (Noon) PST. All orders receive after 12PM PST on Wednesday wil...
A quick and easy way to add De-Ionization to any RO system or to add a secondary DI stage to any RO/DI system.
Deluxe Add-On DI includes clear canister with mounting bracket, DI cartridge, 10` of RO tubing and an In-Line TDS M...
Bulk Deionization Resin. Enough to fill one refillable DI cartridge.
* Make sure to pack the cartridge tightly to avoid channeling / bypass.
Captive Purity Drinking water kit with 3 gallon storage tank for RO and RO/DI systems
The Captive Purity Drinking water kit allows you to easily convert your RO or RO/DI system in to an under-the-sink drinking water system. N...