Hi I am Affordable Washington Backflow Testing & Repair. We look forward to hearing from you, answering any questions and working with you to test your backflow prevention assemblies. Just contact us by phone or email, and we will be more than happy to assist you with all of your backflow testing needs!.Affordable Washington , the owner of Backflow Testing is a locally owned Northwest business who specializes in installation, testing and repair of backflow prevention assemblies, as well as the maintenance of irrigation systems. We service customers on the I-5 corridor from the Canadian Border to the WA/OR border, and from the peninsula east to North Bend. We pride ourselves on giving you the Best Price for the Best Services. We are licensed by Washington Department of Health and Washington Department of Labor and Industries as Certified Backflow Testers and Licensed Specialty Backflow Plumbers. We are also fully bonded and insured.