Welcome to The Purchase Advantage web site. This site contains technical data, prices and order information on over 2000 different products related to the purification of water. To get started, browse the product categories to the left or log in to an existing account using the "Login/View Account" link at the top of this page.

We carry industrial products covering just about any process water application. The Purchase Advantage distributes RO membranes from Filmtec™ and Hydranautics™ as well as ion exchange resins from Sybron™, Dowex™, and USFilter™. The Purchase Advantage carries Aquafine™ UV units that can be used for disinfection or TOC destruction. Take advantage of our technical support staff to recommend products for specific applications or have your ion exchange resin tested to ensure optimium system performance.

No matter what your business is, if you use purified process water, we have a product for you. Chemical feed pumps from Stenner™, Pulsafeeder™ and LMI™ are available at competitive prices along with accessories and parts for most systems. We sell both handheld and stationary water quality meters from Mettler-Toledo Thornton and Myron L. A wide variety of pumps, flow meters, tanks, and test kits are also available.

The Purchase Advantage carries Pentek™ cartridge filters for removing particulates from well water or reducing chlorine and odors from tap or well water. Filmtec™ reverse osmosis membranes are available as replacements for whole house or undersink RO systems. The Grundfos hot water recirulation pump can save you money and time by eliminating the wait for hot water at sinks and showers. Most products are stocked for fast shipment.

Municipalies large and small can take advantage of our purchasing power on reverse osmosis membranes, ion exchange resin, activated carbon and more. Buy laboratory products and water quality meters for testing product water. Service contracts, temporary water treatment systems, and membrane cleaning services are available from over 80 branches in the US and Canada.

The Purchase Advantage carries quality replacement cartridges for your Barnstead®, Millipore®, and ELGA LabWater® water purification systems at the best prices. Also, we offer a complete line of convenient, economical, high quality IWT® Ion Exchange filtration systems and cartridges. We are your lab’s one stop shop with our total offerings of lab accessories, from polypropylene faucets and carboys, to the NEW Siemens TOTAL-CHECK™ 900 TOC Monitor.