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Can you fix a water leak yourself safely?

You can safely fix a minor, accessible drip (like a loose faucet or supply-line washer) if you can shut off the water, but hidden leaks, slab leaks, or anything inside walls or under floors should be handled by a licensed plumber. Most DIY fixes fail because unseen pipe damage or water pressure turns a small pinhole into a burst. Johnson Heating, Cooling, and Plumbing uses acoustic listening devices, specialized pipe locators, and thermal imaging to find hidden leaks, and we offer non-invasive, state-of-the-art detection with trenchless options; most slab leak repairs remove no more than a small section of flooring, sometimes as little as a single tile. Our plumbers handle these problems every week throughout the Greenwood area.

Call a pro fast if you notice:

  • Water meter spinning with all fixtures off (quickest home check for a hidden leak)
  • Warm floor spots or water sounds in walls
  • Unexplained high water bill or damp slab
  • Musty odor or new foundation cracks

If you’re unsure, shut off the main, avoid electricity near water, and schedule a licensed plumber.

Updated: 2026-07-09

Need help in Greenwood, IN? Call 317-830-5862 or book online. “Great set of knowledgeable technicians to have on your team.” — Devin P.

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