How to Tell If You Have a Slab Leak in Allen, TX (And What to Do About It)
- Fred Media
- Apr 1
- 2 min read
A slab leak is more than just a plumbing issue — it’s a hidden threat that can quietly damage your home’s foundation and cost you thousands if ignored. For homeowners in Allen, TX and surrounding communities, knowing how to spot the signs early could save your property (and your wallet) from serious damage.

🔍 What Is a Slab Leak?
A slab leak happens when a pipe running beneath your home’s concrete foundation cracks or bursts, allowing water to seep into the slab and surrounding areas. These leaks can go undetected for weeks or months, causing structural damage and mold growth along the way.
🛑 Signs You Might Have a Slab Leak
If you're wondering how to tell if you have a slab leak in Allen, TX, look out for these warning signs:
Unexplained Spike in Water Bills – If your water bill suddenly climbs with no change in usage, a hidden leak may be to blame.
Warm or Damp Spots on the Floor – Hot water leaks often cause specific areas of your floor to feel warm.
Low Water Pressure – Slab leaks can reduce overall pressure as water escapes below your home.
Mold or Mildew Smells – Persistent musty odors can indicate water is seeping where it shouldn’t.
Cracks in Walls or Flooring – Over time, slab leaks can shift your foundation and cause visible cracking.
⚠️ Why You Shouldn’t Ignore a Slab Leak
Even if you don’t see immediate flooding, a slab leak can slowly erode your foundation and cause:
Structural damage
Mold and mildew growth
Damage to flooring and drywall
Costly repair bills
Don’t wait until the problem gets worse. Early detection is key.
🛠️ Can You Fix a Slab Leak Without Digging?
In some cases, yes. At Landry Plumbing, we use non-invasive techniques whenever possible, including:
Leak detection technology to pinpoint the problem
Pipe rerouting to avoid breaking through the slab
Epoxy pipe lining for smaller cracks
However, severe cases may require minimal digging or slab penetration.
🧠 FAQs About Slab Leaks in Allen, TX & Collin County
How long can a slab leak go undetected?
Sometimes for weeks or even months — especially if it’s a slow leak. This is why regular monitoring and quick action are critical.
Does homeowners insurance cover a slab leak?
It depends on your policy. Some plans cover damage caused by slab leaks, but not the repair itself. Contact your insurance provider to confirm.
Can pipes burst under the slab?
Yes — extreme pressure or corrosion can cause pipes to rupture below the concrete, leading to sudden and severe leaks.
📞 What to Do if You Suspect a Slab Leak
If you think you might have a slab leak in your Allen home (or nearby areas like McKinney, Lucas, Fairview, or Plano), don’t wait. Call Landry Plumbing for professional leak detection and repair.
👉 Call now for a slab leak inspection: +1 (469)537-0056 or Book Online Here




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