Absolute Pressure Backflow Service LLC
Reliable backflow preventer testing, repairs, and replacements for your peace of mind.
Testing Services
Comprehensive testing for all backflow types.
Professional repairs for your backflow preventers.
Quality replacements to ensure system protection.
Repair Services
Replacement Options
Reliable Backflow Prevention Services
At Absolute Pressure Backflow Service, we specialize in testing, repairing, and replacing backflow preventers to ensure your water supply remains safe and compliant with all regulations.


Your Safety is Priority
Expert Testing and Repairs
Our experienced team is dedicated to providing top-notch service for all types of backflows, ensuring optimal performance and peace of mind for our valued customers.
Certified Backflow and Cross Connection Experts
Our technicians are trained and certified by a TREEO Certified Instructor through MPHCC. Every technician is trained to install, repair, replace and test ALL backflow types! We perform backflow services throughout Central Maryland
Why do I need backflow testing?
Backflow devices have internal moving components that can fail over time. Testing them on regular basis ensures they are functioning properly. Local codes require devices to be tested annually, are you in compliance?


Residential or Commercial?
Both! We are here to serve residential and commercial customers no matter the size, application or quantity of devices.
There a several different types of devices. All have their specific use and level of protection they offer.
Backflow Device Types




Absolute Pressure Backflow Service provided excellent testing and repair for our backflow preventer. Highly recommend them!
J. Bauer


★★★★★
Contact Us


Reach out for expert backflow testing, repairs, and replacements. We're here to assist you!