Best for: Whole-house RO buyers who already know they need storage and pressure support, not just a standalone membrane system. Why people buy...

Best for: Properties dealing with severe TDS, nitrates, arsenic, salt intrusion, or multiple water problems that simpler filtration will not sol...

Well water with iron, manganese, or hydrogen sulfide (that rotten egg smell) needs more than a basic filter. Crystal Quest's Metal Removal Whole Ho...

Most whole house filters remove specific contaminants. Reverse osmosis removes nearly everything -- dissolved salts, heavy metals, fluoride, nitrat...

Cloudy or murky well water usually means suspended sediment or fine particles that a basic spin-down filter won't fully catch. This system runs you...

If your water tests below pH 6.8, it is acidic. Acidic water corrodes copper pipes, leaves blue-green stains in sinks and tubs, and pulls lead and ...

Yellow or brown water with a bitter taste usually points to tannins. Tannins are organic compounds that leach into groundwater from decaying leaves...

Nitrate doesn't look or smell like anything in your water. It gets there through fertilizer runoff, septic systems, and groundwater contamination -...

The Crystal Quest Guardian is a whole-house filter that runs on nothing but water pressure. No pump, no electricity, no programming required. It fi...

The Crystal Quest Rover is a portable reverse osmosis system built for situations where reliable clean water is not guaranteed. It produces 200 gal...

Most whole-house filters handle one or two categories of contaminants. The Crystal Quest SMART handles fifteen. It is the flagship system in the Cr...

Standard whole house filters top out at 9 to 13 GPM. For larger homes, small farms, and light commercial applications, that flow rate creates press...

Fluoride is added to most municipal water supplies, and a growing number of homesteaders want it removed before it reaches their family. The Crysta...

Well water arsenic contamination is common across the rural West, Midwest, and parts of New England. The Crystal Quest Arsenic Whole House Water Fi...