SpectraPure® MaxCap RO/DI Replacement Filter Kit
1 x 1/2 micron dual density gradient sediment filter
1 x 1/2 micron carbon block prefilter
1 x SpectraPure® MaxCap DI™ cartridge
1 x SpectraPure® SilicaBuste...
Replacment Kent Marine 35GDP Hi-S TFC membrane Please note that these replacement cartridges are interchangeable with Captive Purity`s, Kent Marine`s, and SpectraPure`s RO or RO/DI units. We have researched for the...
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...
Professional Waterproof pH/Temp Meter Very reliable waterproof pH meter measures with an accuracy: of +/- 0.02 pH.
Measures pH and Temperature
Auto-ranging three point calibration with digital fine tuning
Procuring pure water is the very baseline of success for the modern aquarist. Vertex Aquaristik™ rises to this challenge with the conception of the Puratek RO water filters. Through sound component selection and optimization of co...
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...
Max-Cap DI Retro-Fit Kit, 1 Sta, 10in Clr Cart, TDS Mtr, w/Filt Wr Everything you need for most systems to convert a single stage DI to a dual stage DI with MaxCap high capacity DI cartrdige.