A1waterfilters: Offers residential water filters, shower filters, house water filters, air purifiers and air cleaners.
Ace Pump Corp.: Water filtration, reverse osmosis systems and bottle-less water coolers from the worlds leading manufacturers that will provide clean and safe water for drinking, cooking and showering.
American Water Heater Company: Sales of water heaters, parts and accessories. Includes sizing and troubleshooting guides and water heater diagrams.
Aquatechnology Water Stores: An informative site dedicated to accurate and educational resources along with a full product line of water treatment equipment.
Avonsoft Water Treatment: Manufacturers of domestic and industrial water softeners. Suppliers of Doulton and Berkefeld ceramic bacteriological water filters and spare candles. All types of filters supplied.
BuyRO: Source for reverse osmosis Pure Plus water systems.
Catalytic Water Softeners: Hassle-free soft water without salt, electricity or chemicals. Manufacturer of premium catalytic water softeners since 1988. Money-back guarantee.
Cordonna Associates, Inc.: Water treatment products and information - water softeners, reverse osmosis systems, ultraviolet disinfection, iron filters.
DaSu Distributing: Offers tankless water heaters and on demand hot water heater systems. Featuring gas and electric.
Fleckvalves: Home and industrial water treatment equipment including softening, filtration, reverse osmosis. Water systems for Kidney Dialysis Centers and patients are also available.
Harvest Water: Sells reverse osmosis systems.
Magnetic Water Treatment and Filtration Products: Suppliers of simple to fit magnetic water softeners, reverse osmosis water purification and filtration equipment for home and industrial use.
National Testing Laboratories, Ltd.: Independent testing lab for home drinking water potability and well water. Products and information available for residential and commercial.
Ozone Pure Water: Offers water purification systems to eliminate iron, sulfur, manganese, and bacteria. For residential, commercial, and industrial water problems.
Premier Water Systems: Reverse osmosis water purification products, parts and filters. Includes FAQs and troubleshooting guide.
Purco Filtration Systems Inc.: Water treatment and purification systems for residential, commercial and engineered applications.
Pure Water Canada: Information about water purification and treatment with system sales available.
PurePro USA Corporation: Buyer's guide for home reverse osmosis water filter systems.
Reid Hester: Offers GMX water softeners based on magnetohydrodynamics.
Sanosil: Sales of water purification devices, and information about the company and its disinfectant products.
SpectraPure: Reverse osmosis and deionization water purification products. Includes general production information and company profile.
Trentatronics: Manufactures and supplies of magnetic water conditioners.
Water Filtration: Suppliers and Installers of domestic and commercial water filtration systems, water softeners and water conditioners.
Water Refining Company: Specializes in quality water conditioning equipment such as water softeners, filters, reverse osmosis and aerators.
Water Value Company: Filtration equipment, parts, and replacement filters. Also information on installation, repair, owner's manuals, and articles on drinking water contamination.
WaterGeneral: Features a reverse osmosis system which includes water quality TDS meter. Also links to replacement filters and membranes for some popular brands.
Worldwide Water Systems: Water softeners, filters, home test kits, and reverse osmosis systems.