Our Process for Hydrostatic Pinpoint & Isolation Testing

At Plunger Pros, we make leak testing clear, accurate, and low-stress. Our licensed, insured team follows a proven process to find slab and underground plumbing leaks fast, explain the results in plain language, and help you move forward with confidence—Plumbing Done The Proper Way.

1. Call Review & On-Site Assessment

When you call, we review symptoms like water loss, rising bills, or a failed hydrostatic test, then schedule a prompt visit in New Braunfels, San Antonio, or nearby areas. On site, we inspect the system layout, isolate key plumbing lines, and explain the testing plan before any work begins.

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2. Pressure Testing & Leak Isolation

We perform hydrostatic pinpoint and isolation testing by sectioning the drain or sewer system and monitoring pressure loss to narrow the problem to the exact line or area. This method helps us identify hidden slab leaks or underground failures with less guesswork, less disruption, and more confidence in the next step.

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3. Findings, Options & Next Steps

After testing, we walk you through the results in simple terms, show where the leak is likely located, and discuss repair options based on the condition of the line. We provide honest recommendations, realistic timelines, and clear pricing so you can make the right decision with a team that puts your home first.

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FAQs

Hydrostatic Pinpoint & Isolation Testing FAQs

Got questions about underground leak testing? Here are the answers we give homeowners across New Braunfels, San Antonio, and surrounding areas when they want honest advice and Plumbing Done The Proper Way.

  • What is hydrostatic pinpoint and isolation testing?

    Hydrostatic pinpoint and isolation testing is a plumbing test we use to find hidden underground sewer or drain line leaks. We separate sections of your plumbing system and test them one at a time to narrow down where the problem is. This helps us locate the issue more accurately instead of guessing. At Plunger Pros, we use this process to help homeowners get clear answers before major plumbing repairs begin.

  • How do I know if I might need hydrostatic testing?

    You may need hydrostatic testing if you have signs like a sewer smell in the home or yard, unexplained wet spots, slow drains in multiple fixtures, foundation concerns, or repeated drain line problems that keep coming back. If another plumber has mentioned a possible under-slab leak or sewer leak, this test can help confirm it. We’ll inspect the situation and let you know if hydrostatic testing is the right next step for your home.

  • Will hydrostatic testing damage my pipes or home?

    When done correctly, hydrostatic testing is a safe and standard diagnostic method. We perform the test carefully and explain the process before we start. Our goal is to gather accurate information while protecting your home and plumbing system. As a licensed and insured plumbing company, Plunger Pros takes every step seriously so you can feel confident you’re getting Plumbing Done The Proper Way.

  • Why should I get this test before approving repairs?

    This test helps you avoid costly guesswork. If you have a hidden leak under the slab or in the sewer system, you want to know exactly where the problem is and whether it affects one section or multiple areas. Hydrostatic pinpoint and isolation testing gives you better information, which means smarter repair decisions, fewer surprises, and a more accurate plan for fixing the problem.

  • Do you provide hydrostatic testing in my area?

    Yes. Plunger Pros is based in New Braunfels, TX, and we serve New Braunfels, San Antonio, and surrounding areas. If you’re dealing with suspected drain line leaks, sewer line issues, or under-slab plumbing concerns, our team can come out, evaluate the problem, and recommend the right testing and repair options.

  • Why should I choose Plunger Pros for hydrostatic leak testing?

    We bring hands-on experience, honest communication, and professional service to every job. Plunger Pros is licensed (M45279) and insured, and we focus on giving customers straightforward answers instead of pressure. We know plumbing problems can feel stressful, especially when they may involve underground pipes or slab leaks. That’s why we take the time to explain what we find and what your options are. If you need trusted help in New Braunfels or the greater San Antonio area, call Plunger Pros today to schedule service and get Plumbing Done The Proper Way.

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