Leak Detection And Repair in Greater Manassas
Stop hidden water damage fast with expert leak detection and repair. Appleton Campbell delivers licensed, master-level plumbing backed by upfront pricing and tidy service. We’re built on trust since 1976, with a 4.9 rating from 6,415 reviews. Serving the Greater Manassas area, including Manassas, Ashburn, and Fredericksburg. Call to schedule or book online and we’ll take care of the rest.

Each image is a real worksite photo, reflecting the quality and dedication in every project.
Why Choose Us
What Our Customers Say
"Pablo did an amazing job! He quickly diagnosed the problem, and ensured our water pump leak was contained until we can schedule the repair."
"Cheaper AND better trained… thorough work… no surprises charges… did the extra work for no extra charge."
"Honesty and integrity. The crew clearly explained what needed to be done."
Answers to Common Questions
View All FAQsWhat Is the Average Pipe Leak Repair Cost for Homeowners?
There isn’t a single “average” price for pipe leak repairs with Appleton Campbell. We provide per‑job, up‑front pricing after assessing the leak on site. Cost varies by leak location (behind walls or in slabs), detection method (including in‑line camera inspection), repair scope, and urgency. You can save with $50 off services over $200 or 15% off repairs with a membership. We offer fast leak response in Ashburn, Warrenton, and nearby areas. <br/> Updated: 2025-12-24 00:00:00 <br/> Need help in Ashburn, VA? Call (540) 402-1789 or book online. "Fixed an emergency leak same day and on a Saturday." — Nila K.
[0] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSURQa3BTYXlRRRAB!2m1!1s0x0:0x5705a9b047aecfaa!3m1!1s2@1:CIHM0ogKEICAgIDPkpSayQE%7CCgwI88asugYQwMzIlQM%7C?hl=en-GB[1] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSUNMX2ZDXzlBRRAB!2m1!1s0x0:0x5705a9b047aecfaa!3m1!1s2@1:CIHM0ogKEICAgICL_fC_9AE%7CCgsI5JvbswYQ0MSuTA%7C?hl=en-US[2] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSURQd2Z6cmFREAE!2m1!1s0x0:0x5705a9b047aecfaa!3m1!1s2@1:CIHM0ogKEICAgIDPwfzraQ%7CCgsI7Iy5ugYQ2IiCPA%7C?hl=en-GB[3] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSUNqenFQSlpREAE!2m1!1s0x0:0x5705a9b047aecfaa!3m1!1s2@1:CIHM0ogKEICAgICjzqPJZQ%7CCgwIzqSVsQYQkKvYpgI%7C?hl=en-US[4] https://appletoncampbell.com/heating/repair/[5] https://appletoncampbell.com/service-area/gainesville-plumbing/[6] https://appletoncampbell.com/plumbing/repiping/[7] https://appletoncampbell.com/service-area/marshall-plumbing/[8] https://appletoncampbell.com/service-area/ashburn-plumbing/What Is The Average Cost To Fix A Leaking Pipe Professionally?
There isn’t a single “average” price for fixing a leaking pipe. Costs vary by where the leak is, how hard it is to access, pipe material, and any water-damage repairs needed. We diagnose first, then provide up-front pricing before work begins. Appleton Campbell uses state-of-the-art leak detection and handles repairs across Fredericksburg, Culpeper, Warrenton, and nearby areas. A technician will confirm exact costs on site.
- Cost drivers: location and access, pipe material, leak size, and related damage.
Need help in Fair Lakes, VA? Call (540) 402-1789 or book online.
"Pablo did an amazing job!" — Kelly U.
[0] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSURMcWU2ZDl3RRAB!2m1!1s0x0:0x5705a9b047aecfaa!3m1!1s2@1:CIHM0ogKEICAgIDLqe6d9wE%7CCgwI7v_7swYQ8JOOnwM%7C?hl=en-US[1] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSUREOEpfVWhRRRAB!2m1!1s0x0:0x5705a9b047aecfaa!3m1!1s2@1:CIHM0ogKEICAgIDD8J_UhQE%7CCgwI7Ii8sAYQkLzGtQM%7C?hl=en-US[2] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSURQa3BTYXlRRRAB!2m1!1s0x0:0x5705a9b047aecfaa!3m1!1s2@1:CIHM0ogKEICAgIDPkpSayQE%7CCgwI88asugYQwMzIlQM%7C?hl=en-GB[3] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSUNMX2ZDXzlBRRAB!2m1!1s0x0:0x5705a9b047aecfaa!3m1!1s2@1:CIHM0ogKEICAgICL_fC_9AE%7CCgsI5JvbswYQ0MSuTA%7C?hl=en-US[4] https://appletoncampbell.com/air-conditioning/repair/[5] https://appletoncampbell.com/plumbing/drain-cleaning/[6] https://appletoncampbell.com/heating/repair/[7] https://appletoncampbell.com/service-area/gainesville-plumbing/[8] https://appletoncampbell.com/plumbing/toilets/[9] https://appletoncampbell.com/service-area/haymarket-plumbing/[10] https://appletoncampbell.com/service-area/bristow-plumbing/How much does residential leak detection service typically cost?
Residential leak detection with Appleton Campbell is priced per job with an upfront, fixed quote after our technician evaluates the leak. There are no surprise add-ons once you approve the price. Costs vary by access, location, and whether repairs, repiping, or slab work are needed. We use advanced tools, including in-line cameras, to pinpoint hidden leaks efficiently. Savings options include $50 off services over $200 and 15% off repairs with membership. Service available in Ashburn, Warrenton, and nearby.
<br/> Updated: 2025-12-24 <br/>Need help in Ashburn, VA? Call (540) 402-1789 or book online.
"Fixed an emergency leak same day and on a Saturday." — Nila K.
[0] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSURQa3BTYXlRRRAB!2m1!1s0x0:0x5705a9b047aecfaa!3m1!1s2@1:CIHM0ogKEICAgIDPkpSayQE%7CCgwI88asugYQwMzIlQM%7C?hl=en-GB[1] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSUNMX2ZDXzlBRRAB!2m1!1s0x0:0x5705a9b047aecfaa!3m1!1s2@1:CIHM0ogKEICAgICL_fC_9AE%7CCgsI5JvbswYQ0MSuTA%7C?hl=en-US[2] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSURQd2Z6cmFREAE!2m1!1s0x0:0x5705a9b047aecfaa!3m1!1s2@1:CIHM0ogKEICAgIDPwfzraQ%7CCgsI7Iy5ugYQ2IiCPA%7C?hl=en-GB[3] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSUNqenFQSlpREAE!2m1!1s0x0:0x5705a9b047aecfaa!3m1!1s2@1:CIHM0ogKEICAgICjzqPJZQ%7CCgwIzqSVsQYQkKvYpgI%7C?hl=en-US[4] https://appletoncampbell.com/heating/repair/[5] https://appletoncampbell.com/service-area/gainesville-plumbing/[6] https://appletoncampbell.com/plumbing/repiping/[7] https://appletoncampbell.com/service-area/marshall-plumbing/[8] https://appletoncampbell.com/service-area/ashburn-plumbing/How Much Does Slab Leak Detection and Repair Cost for Homeowners?
Slab leak detection and repair costs are quoted per job after an on-site inspection, and Appleton Campbell provides an up-front fixed price that stays the same through completion. The biggest cost driver is how accessible the leak is under the slab and how much slab opening is required to reach it. One technician detail that often changes price is whether we can use existing penetrations to avoid extra concrete work. We routinely handle slab leaks near Marshall using in-line cameras to pinpoint the break before any opening. Members receive 15% savings on service repairs, no trip fees during regular hours, a discounted emergency after-hours fee, an extended two-year limited warranty on most repairs, and priority dispatch.
Typical factors that influence the final price:
- Location and depth of the leak under the slab
- Length of pipe that must be repaired, rerouted, or replaced
- Access method and amount of slab opening needed
- Related fixes discovered during diagnosis (e.g., corrosion or pressure issues)
Schedule an assessment promptly to limit damage and get a firm written price. <br/> Updated: 2026-03-14 <br/> Need help in Marshall, VA? Call (540) 402-1789 or book online. "Called at 3pm and a technician was here within a hour... I am leak free." — Brian S.
[0] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSURMcWU2ZDl3RRAB!2m1!1s0x0:0x5705a9b047aecfaa!3m1!1s2@1:CIHM0ogKEICAgIDLqe6d9wE%7CCgwI7v_7swYQ8JOOnwM%7C?hl=en-US[1] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSUNMcWF6ZnJ3RRAB!2m1!1s0x0:0x5705a9b047aecfaa!3m1!1s2@1:CIHM0ogKEICAgICLqazfrwE%7CCgwI3L7SswYQ8PC9hQM%7C?hl=en-US[2] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSUQxNF8yOGVREAE!2m1!1s0x0:0x5705a9b047aecfaa!3m1!1s2@1:CIHM0ogKEICAgID14_28eQ%7CCgwI7eD4tQYQyKLLnQM%7C?hl=en-US[3] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSUNMX2ZDXzlBRRAB!2m1!1s0x0:0x5705a9b047aecfaa!3m1!1s2@1:CIHM0ogKEICAgICL_fC_9AE%7CCgsI5JvbswYQ0MSuTA%7C?hl=en-US[4] https://appletoncampbell.com/air-conditioning/repair/[5] https://appletoncampbell.com/plumbing/sewer/[6] https://appletoncampbell.com/service-area/haymarket-plumbing/[7] https://appletoncampbell.com/service-area/culpeper-plumbing/[8] https://appletoncampbell.com/service-area/bealeton-plumbing/[9] https://appletoncampbell.com/service-area/bristow-plumbing/How Can I Find a Water Leak Inside a Wall or Ceiling?
The best way to find a water leak inside a wall or ceiling is to pair visible signs with focused isolation steps and, when needed, professional leak detection. Most hidden leaks come from small pipe or fitting failures that slowly wet drywall and framing before you notice stains. Appleton Campbell locates concealed leaks using advanced technology, including in-line camera inspections that travel the pipe to pinpoint the exact spot, then recommends the best repair. Our team brings this approach to homes in and around Fredericksburg with clear, up-front per-job pricing before work begins.
Watch for these specific signals and checks:
- Brown stains, bubbling paint, or a musty odor in one area
- Water meter moving when all fixtures are off
- Hissing behind a wall or ceiling and damp baseboards
- Isolate a line by closing fixture shutoffs, then recheck
If water is active or a ceiling sags, shut off the main and cut power to that area before anyone walks underneath. <br/> Updated: 2026-05-05 <br/> Need help in Fredericksburg, VA? Call (540) 402-1789 or book online. “Pablo did an amazing job! He quickly diagnosed the problem, and ensured our water pump leak was contained until we can schedule the repair.” — Kelly U.
[0] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSUNMX2ZDXzlBRRAB!2m1!1s0x0:0x5705a9b047aecfaa!3m1!1s2@1:CIHM0ogKEICAgICL_fC_9AE%7CCgsI5JvbswYQ0MSuTA%7C?hl=en-US[1] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSUNacU92LUNBEAE!2m1!1s0x0:0x5705a9b047aecfaa!3m1!1s2@1:CIHM0ogKEICAgICZqOv-CA%7CCgwI9tb-twYQgPOjqgE%7C?hl=en-GB[2] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnTUNnMjRXRVFREAE!2m1!1s0x0:0x5705a9b047aecfaa!3m1!1s2@1:CIHM0ogKEICAgMCg24WEQQ%7CCgsI2tPfvQYQoNSrTQ%7C?hl=en-GB[3] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSURkcDZMcGhBRRAB!2m1!1s0x0:0x5705a9b047aecfaa!3m1!1s2@1:CIHM0ogKEICAgIDdp6LphAE%7CCgwIjMTqtwYQ-OzsiwI%7C?hl=en-GB[4] https://appletoncampbell.com/hvac/indoor-air-quality/[5] https://appletoncampbell.com/about-us/membership/[6] https://appletoncampbell.com/service-area/marshall-plumbing/[7] https://appletoncampbell.com/plumbing/repiping/[8] https://appletoncampbell.com/service-area/bristow-plumbing/[9] https://appletoncampbell.com/service-area/fredericksburg-plumbing/Can a slab leak be fixed without replacing the entire slab?
Yes—most slab leaks can be repaired without replacing the entire concrete slab. The usual culprit is a corroded or cracked water line beneath the slab; once precisely located, repairs target the pipe itself instead of removing large areas of concrete. Using advanced leak detection and in-line cameras, the damaged spot can be pinpointed so repairs stay focused and less invasive. After diagnosis, Appleton Campbell provides up-front, fixed per-job pricing before work begins. Our team regularly handles these repairs for homeowners throughout the Catlett area.
Common repair paths after detection include:
- Targeted spot repair at the pinpointed location through a small access opening.
- Section replacement of the affected run to restore pressure and flow.
- Partial or whole-home repiping when corrosion is widespread, often upgrading to PEX or copper.
If you suspect a slab leak, shut off your main water valve and schedule a professional inspection right away. <br/> Updated: 2026-06-08 <br/> Need help in Catlett, VA? Call (540) 205-3447 or book online.
[0] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSURQa3BTYXlRRRAB!2m1!1s0x0:0x5705a9b047aecfaa!3m1!1s2@1:CIHM0ogKEICAgIDPkpSayQE%7CCgwI88asugYQwMzIlQM%7C?hl=en-GB[1] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSUNacU92LUNBEAE!2m1!1s0x0:0x5705a9b047aecfaa!3m1!1s2@1:CIHM0ogKEICAgICZqOv-CA%7CCgwI9tb-twYQgPOjqgE%7C?hl=en-GB[2] https://appletoncampbell.com/plumbing/sewer/[3] https://appletoncampbell.com/service-area/marshall-plumbing/[4] https://appletoncampbell.com/plumbing/repiping/[5] https://appletoncampbell.com/service-area/bristow-plumbing/[6] https://appletoncampbell.com/service-area/fredericksburg-plumbing/Can I Fix a Leaking Pipe Joint Without Replacing It Myself?
You can sometimes slow a small drip at a pipe joint, but a lasting fix typically needs a professional repair. In Fredericksburg, VA, Appleton Campbell uses state-of-the-art leak detection to quickly find leaks and help prevent water damage. We provide up-front pricing and strong warranties on plumbing work. If a toilet, pump, or fixture is leaking, our team arrives fast to diagnose and repair.
Quick checks:
- Turn off water to the fixture or main.
- Dry the joint and catch drips.
- Don’t ignore recurring drips; schedule service.
"Pablo did an amazing job!" — Kelly U.
[0] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSUNacU92LUNBEAE!2m1!1s0x0:0x5705a9b047aecfaa!3m1!1s2@1:CIHM0ogKEICAgICZqOv-CA%7CCgwI9tb-twYQgPOjqgE%7C?hl=en-GB[1] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSURQa3BTYXlRRRAB!2m1!1s0x0:0x5705a9b047aecfaa!3m1!1s2@1:CIHM0ogKEICAgIDPkpSayQE%7CCgwI88asugYQwMzIlQM%7C?hl=en-GB[2] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSUNMX2ZDXzlBRRAB!2m1!1s0x0:0x5705a9b047aecfaa!3m1!1s2@1:CIHM0ogKEICAgICL_fC_9AE%7CCgsI5JvbswYQ0MSuTA%7C?hl=en-US[3] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSURQd2Z6cmFREAE!2m1!1s0x0:0x5705a9b047aecfaa!3m1!1s2@1:CIHM0ogKEICAgIDPwfzraQ%7CCgsI7Iy5ugYQ2IiCPA%7C?hl=en-GB[4] https://appletoncampbell.com/heating/repair/[5] https://appletoncampbell.com/plumbing/drain-cleaning/[6] https://appletoncampbell.com/air-conditioning/installation/[7] https://appletoncampbell.com/service-area/gainesville-plumbing/[8] https://appletoncampbell.com/plumbing/toilets/[9] https://appletoncampbell.com/service-area/haymarket-plumbing/[10] https://appletoncampbell.com/service-area/bristow-plumbing/
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Where We Work
What areas do you serve for leak detection and repair?
We serve the Greater Manassas Area, with frequent visits to Manassas, Ashburn, and Fredericksburg. See the full list of communities we cover below.