Backflow Prevention in Greater Mentor Area
Stop contaminated water from entering your home’s supply with expert backflow prevention and testing. Hearn Plumbing, Heating & Air has served local families for 75+ years, with licensed, background-checked technicians and a 100% satisfaction guarantee. We serve the Greater Mentor area, including Mentor, Painesville, and Willoughby. Prepare before heavy spring rains and stay compliant with local requirements. Proven service with a 4.9 rating from 915 reviews. Call to schedule inspection, installation, or annual testing today. OH License #12211.
Why Choose Us
What Our Customers Say
"Hearn Plumbing did a great job installing our back flow device and expansion tank that Lake Co. required."
"So grateful to be able to run our water without it backing up into the basement!"
"They got someone to my home within the hour, preventing a much bigger flood."
Answers to Common Questions
View All FAQsHow often does a backflow preventer need to be inspected?
Inspection frequency depends on your local code and the type of backflow device. Our site lists backflow testing as a service, but it does not state a fixed interval. A licensed tester from Hearn can inspect your device and confirm the schedule required by your utility or city in Mentor, Painesville, and nearby areas. We offer straightforward pricing and 24/7 availability.
Quick checks:
- Schedule testing after plumbing changes or utility line repairs.
- Book a test if you notice discolored water or pressure changes.
Updated: 2026-01-02 00:00:00
Need help in Mentor, OH? Call (440) 252 1941 or book online.
"Hearn Plumbing did a great job installing our back flow device and expansion tank that Lake Co. required at North Madison Mini Storage." — Douglas M.
[0] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VQVEdpdmFRM2VPNERREAE!2m1!1s0x0:0x80893d90deb15f20!3m1!1s2@1:CIHM0ogKEPTGivaQ3eO4DQ%7CCgwI4vqRwgYQ2OTCywM%7C[1] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSUNiNTl1am1RRRAB!2m1!1s0x0:0x80893d90deb15f20!3m1!1s2@1:CIHM0ogKEICAgICb59ujmQE%7CCgwI69uktQYQiLr-wAE%7C[2] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSURPcDZMOEtnEAE!2m1!1s0x0:0x80893d90deb15f20!3m1!1s2@1:CIHM0ogKEICAgIDOp6L8Kg%7CCgwI7ZnHlgYQuKT6wgE%7C[3] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSUNUNzVyLWlnRRAB!2m1!1s0x0:0x80893d90deb15f20!3m1!1s2@1:CIHM0ogKEICAgICT75r-igE%7CCgsIs7GusgYQ2N-hKA%7C[4] https://www.hearnph.com/h-plus-membership/[5] https://www.hearnph.com/services/air-conditioning/[6] https://www.hearnph.com/services/ac-replacement/[7] https://www.hearnph.com/services/heating-repair/[8] https://www.hearnph.com/reviews/[9] https://www.hearnph.com/services/plumbing-installation/[10] https://www.hearnph.com/#pageHow often do backflow preventer valves need to be replaced?
There is no fixed replacement timeline for backflow preventer valves. Replace the valve when it fails testing, leaks, is damaged, or cannot be reliably repaired. We provide backflow testing and can advise on repair vs. replacement after inspection. Water quality, pressure, and installation conditions affect lifespan. We test and service devices for homes in Mentor and Painesville.
Quick checks:
- Book testing per your local requirements.
- Watch for low pressure, discolored water, or a dripping relief port.
- Have a licensed plumber evaluate on site.
Updated: 2026-01-02 00:00:00
Need help in Mentor, OH? Call (440) 252 1941 or book online.
"Hearn Plumbing did a great job installing our back flow device and expansion tank that Lake Co. required at North Madison Mini Storage." — Douglas M.
[0] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VQVEdpdmFRM2VPNERREAE!2m1!1s0x0:0x80893d90deb15f20!3m1!1s2@1:CIHM0ogKEPTGivaQ3eO4DQ%7CCgwI4vqRwgYQ2OTCywM%7C[1] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSUNiNTl1am1RRRAB!2m1!1s0x0:0x80893d90deb15f20!3m1!1s2@1:CIHM0ogKEICAgICb59ujmQE%7CCgwI69uktQYQiLr-wAE%7C[2] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSURPcDZMOEtnEAE!2m1!1s0x0:0x80893d90deb15f20!3m1!1s2@1:CIHM0ogKEICAgIDOp6L8Kg%7CCgwI7ZnHlgYQuKT6wgE%7C[3] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSUNUNzVyLWlnRRAB!2m1!1s0x0:0x80893d90deb15f20!3m1!1s2@1:CIHM0ogKEICAgICT75r-igE%7CCgsIs7GusgYQ2N-hKA%7C[4] https://www.hearnph.com/h-plus-membership/[5] https://www.hearnph.com/services/air-conditioning/[6] https://www.hearnph.com/services/ac-replacement/[7] https://www.hearnph.com/services/heating-repair/[8] https://www.hearnph.com/reviews/[9] https://www.hearnph.com/services/plumbing-installation/[10] https://www.hearnph.com/#pageHow much does it cost to replace a backflow preventer?
Replacement cost for a backflow preventer varies by device size, access, and plumbing conditions. We provide an exact price on site with straightforward pricing. H+ Members save 15% on service. If underground lines or valves need work, our team can locate and repair them with video camera inspection and underground locating technology. We offer 24/7 emergency service. Our work is backed by a 100% satisfaction guarantee. We serve Mentor and Painesville homes and businesses.
Updated: 2026-01-02
Need help in Mentor, OH? Call (440) 252 1941 or book online.
"Hearn Plumbing did a great job installing our back flow device and expansion tank that Lake Co. required at North Madison Mini Storage." — Douglas M.
[0] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VQVEdpdmFRM2VPNERREAE!2m1!1s0x0:0x80893d90deb15f20!3m1!1s2@1:CIHM0ogKEPTGivaQ3eO4DQ%7CCgwI4vqRwgYQ2OTCywM%7C[1] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSUNiNTl1am1RRRAB!2m1!1s0x0:0x80893d90deb15f20!3m1!1s2@1:CIHM0ogKEICAgICb59ujmQE%7CCgwI69uktQYQiLr-wAE%7C[2] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSURPcDZMOEtnEAE!2m1!1s0x0:0x80893d90deb15f20!3m1!1s2@1:CIHM0ogKEICAgIDOp6L8Kg%7CCgwI7ZnHlgYQuKT6wgE%7C[3] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSUNUNzVyLWlnRRAB!2m1!1s0x0:0x80893d90deb15f20!3m1!1s2@1:CIHM0ogKEICAgICT75r-igE%7CCgsIs7GusgYQ2N-hKA%7C[4] https://www.hearnph.com/h-plus-membership/[5] https://www.hearnph.com/services/air-conditioning/[6] https://www.hearnph.com/services/ac-replacement/[7] https://www.hearnph.com/services/heating-repair/[8] https://www.hearnph.com/reviews/[9] https://www.hearnph.com/services/plumbing-installation/[10] https://www.hearnph.com/#pageHow much does backflow testing cost for residential properties?
Backflow testing for homes is priced after we assess your device and access on site. Final cost depends on the number of assemblies, location (indoor or pit), and any repairs needed. We provide straightforward, up-front pricing before work begins. H+ Members save 15% on service. We serve Mentor, Painesville, and Madison.
Updated: 2026-01-02 00:00:00
Need help in Mentor, OH? Call (440) 252 1941 or book online.
"Hearn Plumbing did a great job installing our back flow device and expansion tank that Lake Co. required at North Madison Mini Storage." — Douglas M.
[0] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VQVEdpdmFRM2VPNERREAE!2m1!1s0x0:0x80893d90deb15f20!3m1!1s2@1:CIHM0ogKEPTGivaQ3eO4DQ%7CCgwI4vqRwgYQ2OTCywM%7C[1] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSUNiNTl1am1RRRAB!2m1!1s0x0:0x80893d90deb15f20!3m1!1s2@1:CIHM0ogKEICAgICb59ujmQE%7CCgwI69uktQYQiLr-wAE%7C[2] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSURPcDZMOEtnEAE!2m1!1s0x0:0x80893d90deb15f20!3m1!1s2@1:CIHM0ogKEICAgIDOp6L8Kg%7CCgwI7ZnHlgYQuKT6wgE%7C[3] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSUNUNzVyLWlnRRAB!2m1!1s0x0:0x80893d90deb15f20!3m1!1s2@1:CIHM0ogKEICAgICT75r-igE%7CCgsIs7GusgYQ2N-hKA%7C[4] https://www.hearnph.com/h-plus-membership/[5] https://www.hearnph.com/services/air-conditioning/[6] https://www.hearnph.com/services/ac-replacement/[7] https://www.hearnph.com/services/heating-repair/[8] https://www.hearnph.com/reviews/[9] https://www.hearnph.com/services/plumbing-installation/[10] https://www.hearnph.com/#page
Where We Work
What areas do you serve for backflow prevention?
We serve the Greater Mentor area, including Mentor, Painesville, and Willoughby. See the full list of communities we cover below.