APEC (Advanced Purification Engineering Corp.) is a leading solution provider for premium drinking and filtration systems in the United States. With more than 25 years of industrial experience and a loyal customer base that spans the globe, we are proud of our reputation for the highest quality water filtration systems and services that we provide. Our products are designed, engineered and assembled in the USA and shipped worldwide to treat all types of water problems. As a part of the Culligan family, we will continue to strengthen our commitment: bringing clean and healthy water to you, whether you are at home, in the office or on the go.