Provisional Exhibitors List as from September 5, 2005

Action Manufacturing & Supply, Inc. Advance Air Gap International, Inc. AirSep Corporation AMTROL, Inc. Applied Mambranes, Inc. Aqua Finance Argonide Corp Arrow Industries/Div Wessels Atlantic Ultraviolet Corporation Avantapure Group Better Water Industries, Inc. Carbon Activated Corporation Carbon Resources Cargill Salt CAT Pumps CEI-Carbon Enterprises, Inc. Chanitex (Shanghai) Pure Water Charger Water Treatment Products Chemilizer Products, LLC Clack Corporation Clear Water Tech, Inc. Cosmetal srl Cuno Incorporated Del Ozone Dolphin Captial Dosmatic U.S.A. Doulton Water Filters - Manf By Fairey Industrial Dow Chemical Company (The)/FilmTec Corporation Easy Well Water Systems, Inc. Ecospec Global Technology Engelhard Corporation Engineering Specialties Erie Water Treatment Control Everpure/Navinet Evolutionary Concepts, Inc. Farris Enterprises Flowmatic Systems Inc. G & M International, LLC G.A. Murdock, Inc. GE Consumer Finance GE Infrastructure Water & Process Tech GE Ionics, Inc. Global Financial Logistics, GRP Good Water Warehouse Grand Amos Products Co, Ltd Graver Technologies H2O International, Inc. Hach Company Hague Quality Water International Hanna Instruments Harmsco Filtration Products Hayakawa Valve Production Co., Ltd. Hellenbrand, Inc. HMI, A Div of Layne Christensen Company Hyundai Air & Water Technologies Industrial Test Systems, Inc. International Salt Company Inversand Company Ionpure ITT- Aquious Water John Guest USA Inc. KDF Fluid Treatment, Inc. Kemtune, Inc. Keystone Filter Div/Met-Pro Group Kinetico Incorporated

Koch Membrane Systems, Inc. KX Industries, LP Lakos Separators and Filtration Systems LaSalle Capital Group L.P. LeverEdge (The) Light Sources, Inc. Liquid Soap Products LMI Milton Roy Mid America Water Treatment Modern WA Soap Company Morton Salt MTN Produducts, Inc. Murdock Co, Inc. (The) Nelsen Corporation NEOPERL, Inc. Nevada Computer Norgren North American Salt Co. NSF International Nu-Calgon Omnipure Filter Co. Ozotech, Inc. Pacific Ozone Technology Parker Hannifin Corporation PHSI Pure Water Technology Division Precision Installation Prism Visual Software, Inc. Pro Products, LLC ProMinent Fluid Controls, Inc. Pure Aqua, Inc. PureGen Technology Inc. Purlogix Purolite Company (The) Rainsoft, division of Aquion Red Flint Sand and Gravel ResinTech, Inc. RO Ultratec USA, Inc. Rohm and Haas Company Ron-Vik, Inc. Rusco, Inc. S.I.P. Technologies Saehan Industries Inc. Safe Water Technologies, Inc. Shelco Filters Shenzhen Highlevel Co. Ltd Soda-Club USA, Inc. Springsoft Intl, Inc. Stenner & Co., Inc. (G.H.) Texson Water Ltd Thermax Inc. Tomlinson Industries Topway Global Inc. Toray Membrane America Touch-Flo Manufacturing Company Trojan Technologies UNCO Data Systems Underwriters Laboratories Inc. USHIO America, Inc. Vertex Water Products Water for People Water Master, Inc. Water Technology Magazine Water-Right Inc Waterworld USA, Inc. WC & P Magazine Weber Industries, Inc.