Water Basics and Methods of Water Purification

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Whole House Systems

Whole House / Well Water Filters

Softeners

Whole House Reverse Osmosis

Anti-Scaling Units

Ultraviolet (UV) Systems

Residential Distillers

Chemical Dispensers / Chlorinators

Residential Ozone Systems

Countertop Systems

Countertop / Portable RO

Countertop Filtration

UnderCounter Systems

Under Counter RO Purifiers

Under Counter UV Purifiers

Under Counter Filtration

Water Chillers

Marine / RV

Desalinators / Watermakers

Marine / RV Filter Systems

Commercial & Industrial

Commercial Filters

Commercial Softeners

Commercial Scale Prevention

Light Commercial RO Systems

Commercial / Industrial RO

Commercial / Industrial UV

Chemical Dispensers / Chlorinators

Bottled Water Equipment

Commercial Distillers

Commercial Ozone Systems

Parts & Accessorries

Fleck Control Valves

Filter Media and Resin

KDF MediaGuard Cartridge

RO Membranes Applications

RO Membranes Specifications

Pumps / Air Injectors

Replacement Filters

Test Instruments / Kits

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ABOUT WATER

Water Basics
Water and Disease
Water Pollutants
Common Water Problems
Impurities in Well Water
Solving our Water Problems
Water Quality Standards

How Safe is your Drinking Water?
Sources of Drinking Water
Alternative Water Supplies
Protecting your Private Water Supply
History of Water Treatment
Water Treatment Process

Goldman Sachs Global investment research on the water industry included Excel Water Technologies among the best private water companies.
Goldman Sachs is the largest and most prestigious investment bank in the USA with revenue of over 88 billion (2007). See full report (PDF). Note Exhibit 55.