At PTT we are not just a testing center, but a training facility. Our main goal is to teach Plumbers about the importance of Backflow Prevention; to teach Plumbers how to properly test all types of BFPs. After your initial certification, we also provide continuing education towards recertification.

Backflow & Gasfitter Training Courses

Maryland • Virginia • WSSC • D.C. • Baltimore County

Backflow Certification

Backflow Recertification

Maryland Journeymen/
Master Gasfitter Training

Maryland Journeyman/
Master 2 PSIG Gasfitter Training

Maryland Journeyman/
Master Plumber & Gasfitter Prep for State Exam

ASSE Backflow Certification

ASSE Backflow Recertification

On-Site Training

On-Site training for 5 or more students. Backflow Prevention Cross Connection Classes only. Prices may vary. Contact us for more information.

New Locations

Baltimore Facility
4501 Hollins Ferry Rd,
Suite 120, Halethorpe, MD