Office          443-509-2738

Toll Free    1-866-574-7776

Backflow Testing Certification

Patriot Backflow & Gas has been providing backflow solutions including installation, testing, inspecting, rebuilding and retrofitting all types of backflow devices.

Russell S. Mellinger, Owner

With over 21 years of experience, Russell has observed the increasing need for good quality work with a knowledgeable background in backflow prevention. His extensive background in commercial construction, building, and installing mechanical/boiler rooms, makes Russell feel right at home in any mechanical room.

Patriot Backflow & Gas combines high performance, professionalism and versatility to give customers the best experience in the Baltimore, Maryland and DC area.

Current Licenses:
Maryland state 
State of Delaware
W.A.S.A. – (Washington D.C.)
State of Virginia

Fully licensed and insured.

Current Certifications:
1995 - Back Flow - Prevention Devices - Tester - Mechanic
1995 - Ward Flex System
2003 - Certified in the installation of Medical Gases-Oxygen and Nitrous
2005 - W.Q.A. Water Sampler
2005 - Gas Tight Systems

Essex Community College - 1992 - Four Year Apprenticeship Program through the Maryland Plumbing, Heating, Cooling Contractors, Inc. Graduated Top of the Class in a program that emphasizes: Installation Practices, Mathematics, Blueprint Reading, Welding, Rigging, Plumbing and Gas Code.

1992 - 1995 Journeymen Plumber
1995 - Present Master Gas Fitter
1995 - Present Master Plumber