Odak Corporation in Avoca, PA is a private company with additional office in NJ and NY. Established in 1979 and incorporated in Pennsylvania we provide the finest water filters, "Green" water coolers and offer restaurant chiller and carbonation equipment. Odak offers free estimates, water testing, product recommendation and guarantees annual savings for businesses for up to 90%. Odak also offers the only NSF certified Arsenic filter on the market. Odak's solid carbon block filter is NSF certified to remove chlorine, trihlomethanes, MTBE, and VOC's. We provide water filtration from the home to business to emergency water filtration trailers used in areas like the University of Southern California Campus. Call us @8888 901 ODAK or visit our website www.odak.com for product information