| Aeon Consumerable Products: Australian water filters. |
| Alpha's Systems, Inc.: Educational site on safe treatment methods. |
| Amiad Filtration Systems: Manufactures water filters for both residential and industrial applications. |
| Aqua Technique: Manufacturers of drinking water treatment and vending machine equipment producing drinking water from non-potable supply sources. |
| AquaPrix, Inc.: Water purification equipment. |
| Automatic Filters Inc.: Manufacturer and supplier of Tekleen automatic, self-cleaning water filters and strainers for industrial, irrigation, and agricultural water filtration applications. |
| Big Brand Water Filter: Reverse osmosis, water filter equipment, other water treatment, purification and disinfection equipment. |
| Calmag Ltd.: OK company offering water filtration and purification products for domestic and industrial applications. |
| ClearTap: American Standard faucet fixtures for the home have a built-in filtration system providing clean drinking water. |
| ClearWater Tech Ozone Systems: Manufacturers of mid-sized ozone generators for water treatment professionals around the world. |
| Crystal Pure: Water purification equipment. |
| Cure Water Systems Inc.: Hot and cold water filtration coolers. |
| Dakota Water: Name brand water treatment products and services. |
| Deng Yuan Industrial Co., Ltd.: Manufacturer of R.O.(reverse osmosis) systems. |
| Distiller Warehouse Ltd.: All makes and models of water filtration products,and ozone generators. |
| Down Stream Consult: Offers water purification for business and universities. |
| ewater.com: whole house water purification unit, features specifications, information and photographs. |
| Glacier Water Systems Inc.: Manufacturer of home water purification systems. |
| High Pressure Srl: Italy. Design and manufacture of water desalination and purification systems. Technical information on PDF files. List of world wide agents. Multi-lingual site. |
| Krudico Water: Provides professional commercial, industrial, and municipal water treatment products. Features photographs and descriptions of products and services. |
| Medentech: Water purification and infection control specialists. |
| Megahome: Manufacturer of water distillers. |
| National's Aqura: Makers of ultraviolet water purification systems. Brief detail of products, and also the technology. Maharashtra, India. |
| Neu-Ion, Inc.: Designs & installs, total water treatment systems. |
| Nielsen Technical Training ApS: Water conditioning and lime scale deposit treatment systems. |
| Noah Water Systems: Portable water purification equipment manufacturer. Includes information about their products, FAQ, |
| O2WaterClean: Medical grade water for dental offices, |
| Oak Island Water and Ozone: Non-electric water distillers, water filter, and ozone generators. |
| Odak Corporation: Carbon block filter, manifold system, portable trailer and mobile laboratory. |
| Prostar Water Purification Systems Ltd.: Offering a reverse osmosis systems. |
| Pure Water Inc.: Home and office reverse osmosis water purification. |
| Pureflo Water Filters: Refillable in-line water filter systems. |
| PureGen Technology Inc.: Filters and parts for reverse osmosis systems. |
| Purolat: Pre-treatment in the water conditioning systems of nuclear power stations. |
| Rainshower Manufacturing: Manufacture of dechlorinating shower filters. |
| RV-Concepts: Water filtering system for RVs and boats. |
| Saehan Industries: A reverse osmosis elements and purifier manufacturer. |
| SolAqua: Solar water purification systems. |
| Spectrum Water Technologies: Water filtration, sterilization, conditioning, and conservation products for residential and commercial applications. |
| Sunray Solutions Ltd.: Distributors, manufacturers of High and Low Pressure UV lamps for Water Treatment Plants. |
| Sunray Technologies: Ultraviolet water treatment products. Ozonators for spas. |
| The Water People: Offers pure drinking water systems, from small home units to large commercial systems. |
| TriSep Corporation: Spiral wound RO membrane manufacturer. |
| Ultimate Water: Supplying South Africa with Everpure water filter systems. |
| Water Distillers: Water distiller sales. Dr. Weil recommends distilled water. |
| Water Doctors: Custom residential and commercial filtration. Water FAQ, testing services, and consultation. |
| Waterlogic International: Water purifiers and dispensers for commercial office drinking water. |
| Wholly Water: Manufacturer of drinking water filters, and systems. |
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