GrowoniX GX Series RO FiltersThe strategy behind the GX Series is simply to make the highest quality, most efficient water filter, tuned specifically to meet the rigors of the industry. Each filter system is designed, hand built, and tested right here in the United States, using American made, top of the line fittings and tubing. All components are housed in steel powder coated brackets fabricated in sunny Los Angeles, California. The crown jewel of the GX Line is the Dow