Plumbing Leak Repair in Fontana

Name: American Leak Detection of San Bernardino
Address: PO BOX,, San Bernardino, CA, 92408
Telephone: (909) 546-4982

Residential Leak Repair Services for Hidden Plumbing Failures

A rising water bill, a damp or warm area, a musty odor, or the sound of running water when fixtures are off can indicate a hidden plumbing leak. At American Leak Detection of San Bernardino, we provide professional leak detection and residential repair services as one coordinated service for Fontana homeowners.

Hidden leaks may develop beneath concrete slabs, inside walls, under cabinets, or along underground supply and sewer lines. We use non-invasive detection methods to identify the source before repair work begins, helping direct access toward the identified problem area instead of relying on unnecessary exploratory openings.

As part of a national company with over 50 years of experience finding and repairing residential leaks, we approach each property methodically. The warning signs establish that something may be wrong, but the confirmed location, pipe condition, accessibility, and affected materials determine the appropriate pipe leak repair plan.

Call (909) 546-4982 to request an evaluation and discuss repair options.

Plumbing Leak Services for a Complete Fix

Once the source is identified, the focus shifts to repairing the affected part of your plumbing system. Leak repair shouldn’t become an uncontrolled demolition project. Because we pinpoint the failure first, we can focus access on the problem area. If a line under the slab is leaking, we discuss the physical requirements of the fix, whether that involves a direct repair at the point of the breach or an alternative routing approach.

Depending on the line and suspected failure, video pipe inspection may be used to evaluate its internal condition and identify blockages or structural problems that simple cleaning can’t resolve. Leak Surveys can also provide a broader evaluation when there’s reason to suspect more than one hidden problem.

Repair Planning Considerations

When we recommend a repair method, we look at more than just the immediate break in the pipe. We also consider the age of the plumbing system, past repair history, and how accessible the affected area is within your home. For example, if a section of galvanized pipe has already failed more than once, it may be more practical to replace a longer run of that line rather than repeatedly opening the same area.

Repair planning for a hidden plumbing leak may include:

Repair scope: Choosing between a localized pipe repair at the failure point and replacement of a longer section when the surrounding pipe shows wider deterioration.
Access requirements: Identifying where flooring, walls, cabinetry, or exterior surfaces may need to be opened and what restoration may be required afterward.
Water-service interruption: Reviewing whether household water needs to be shut off and how the work may affect daily routines.
Pipe rerouting: Discussing whether rerouting a difficult-to-access line is more appropriate than opening the area around the original route.

Our repair process includes:

We begin by gathering basic information about your property, such as its age, foundation type, and any prior leak history. This context helps us approach the diagnostic work with a focused strategy rather than trial and error.
After we complete the diagnostic phase, we review our findings with you in straightforward terms, so you know where the leak was identified and which parts of the home may be affected.
We then discuss the repair options that fit your specific layout, schedule, and budget, whether that involves a localized repair, replacement of a damaged section, or rerouting a line through a more accessible area.

Throughout this process, we work to limit disruption by planning access routes that respect your finishes and by keeping work areas as contained as the conditions allow. The amount of access depends on the confirmed location, the condition of the pipe, and the materials surrounding it.

Frequently Asked Questions

How Can I Tell If a Leak Is Under My Concrete Floor?

Possible signs include a localized warm or damp area, unexplained water movement, or the sound of water running when no fixtures are in use. A moving water meter can also indicate an active leak, but it doesn’t confirm the location. Slab leak detection is needed to narrow down the source before repair access is planned.

Will You Have to Tear Up My House to Find a Leak?

Not necessarily. Our goal is to avoid exploratory damage. We use non-invasive detection methods such as acoustic leak detection and thermal imaging to narrow the likely problem area. The amount of access and restoration required depends on the confirmed leak location and the physical conditions around the failed pipe.

Why Did My Water Bill Increase During the Summer?

An unexplained increase in water use may come from irrigation, fixtures, a water-line leak, or another plumbing condition. If usage remains high after likely sources are turned off, professional leak detection can help determine whether water is escaping from the main supply or plumbing inside the home.

Can a Small Leak Affect My Home’s Foundation?

Water escaping near or beneath a foundation can create property concerns, but the seriousness depends on the leak’s volume, duration, location, surrounding soil, and structural context. Identifying the source provides the information needed to discuss repair access and determine whether additional property evaluation may be appropriate.

What Training Do Your Technicians Receive?

Our technicians complete a rigorous training program focused on accurate leak detection methods, equipment, and service procedures. As The Original Leak Specialist™, we’ve continued to develop the techniques used to locate hidden residential plumbing leaks and guide focused repair planning.

Request Residential Leak Repair Service

Contact us to arrange an evaluation of a suspected hidden leak and discuss the repair options available for the identified problem. We can explain the findings, anticipated access requirements, and factors that may affect your household water service.

Call (909) 546-4982 or (909) 546-4982 to contact American Leak Detection of San Bernardino. If you prefer to schedule online, request a service call by opening our request a service call form.

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See What Our Customers Say

"Outstanding"
“Outstanding customer service!”

- Sylvia B.
"All conducted themselves in an exemplary manner!"
“I cannot tell you how pleased we were with ALD's work this past week. Your company has assisted us in Palm Springs over the years and also, on occasion, at our main home in Pasadena. As you know, we have quite a unique property and extra care is required to maintain the original 1950's appearance of the home. We were frankly at a loss to find a practical solution to permanently eliminate the risk of our main sewer line clogging as a result of multiple root intrusions. We are also located on a rock ledge, further complicating the challenge. Your team was initially headed by Erick Morales, later joined by his supervisor Andy and as the project unfolded, by several other knowledgeable employees of the firm. All conducted themselves in an exemplary manner and Erick, who had been here in the past, stood out. I even suggested some additional work, yet Erick, once more, provided a more practical solution. Erick also worked very well with our staff. As a former Chief Executive of First Interstate Bank, later the senior Managing Director of what is today JPMorganChase and at present Chairman of the Palm Springs Art Museum, I was struck by your team's "advisory, consultative" approach rather than what is more typical "sales" approach. The team determined the source and location of the problem, discussed various alternatives, brought in experts, arrived at a workable solution which was then followed by a proposal. That proposal was executed to the letter, within budget and in a timely fashion. We would be most pleased to serve as a reference should this be helpful. It was a pleasure to meet you during the process.”

- Harold M.
"Prompt, thorough and completely professional."
“Please allow this letter to serve as our recommendation for American Leak Detection. We have used the services of this company on countless occasions over the many years, and we have always found them to be prompt, thorough and completely professional. A few years ago we had a string of leaks which had gone undetected during the summer months and had caused a tremendous amount of damage, including mold. Jimmy Carter and American Leak Detection came to our assistance immediately and solved the problems in a timely and competent manner. I might also add the office staff is always very courteous and helpful. We will continue to use the services of American Leak Detection in the future.”

- Daniel S.
"Their timely service, quality of work, and reliability have exceeded our previous experiences with other contractors in this type of industry."
“We here at the Desert Princess Country Club & Homeowners Association would like to express our great satisfaction with the services provided by American Leak Detection. They have always provided us with an excellent on call service. Their timely service, quality of work, and reliability have exceeded our previous experiences with other contractors in this type of industry. We highly recommend American Leak Detection to any other consumers who may utilize their services. Please feel free to contact us if you have any further inquiries.”

- Manny L.

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What American Leak Detection Offers Trained, licensed, and insured professionals—and so much more.

Innovating Since 1974
For 50+ years, we’ve developed tools to make leak detection faster and less disruptive.
Solutions Tailored for You
Learn all your options with pros, cons, and costs before making any decisions.
Preferred by Top Insurers
Pre-approved with top insurers means faster claims and smoother coverage.
Trusted Specialists
Trained specialists who detect leaks in every system, from pools to commercial pipes.