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Water Leak Detection Services in Philadelphia & the Delaware Valley Area

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Buy One, Get
$50 OFF 2nd Service

Have your water bills suddenly increased, seemingly for no reason? Are spots of mold developing in your home without Len the Plumber commercial truck on transparent background. a clear source? Don’t look now, but you may have a hidden water leak developing somewhere in your home! Water leak detection services from Len The Plumber can help prevent serious damage to your home from hidden water leaks.

When our Delaware and Philadelphia plumbers perform a water leak detection service, they will get behind your drywall or under the floor and pinpoint the exact sources of your leaks. Once we find them, we will repair that section of piping so you won’t have to worry about water damage anymore!

If you think you have a hidden leak and need water leak detection, don’t wait! Fill out the form to the right or pick up the phone and call us today – our water leak detection technicians will have you fixed up in no time!

Water Leak Detection Services in Philadelphia & the Delaware Valley Area

Hidden water leaks are a common call received at Len The Plumber. While most common in older homes, poor construction and corrosion or in many cases, ground movement can cause pipe damage that leads to water leaks in newer homes too. Call us today if you have:

  • Leaky windows
  • Leaky pipes
  • Radiant floor leaks
  • Underground leaks
  • Slab leaks
  • Flooding, puddles or sink holes in your yard
  • Water draining from your yard into the street
  • Wet spots in your house or a discolored wall or floor
  • Water spots on a ceiling or paint that is bubbling
  • A high water bill

Hidden water leaks are more than just a pain. If left unchecked, they can lead to serious water damage and can cause potentially dangerous mold growth. Don’t let this happen to you – if you need water leak detection in the Delaware and Philadelphia area, call Len The Plumber today!

What to Expect
From Len The Plumber

"Plumber" is in our name, and it's all we do. We can handle any plumbing problem, guaranteed.


You'll get a profile of your plumber before they arrive so you know who's coming, and they'll show up on time (every time).

A Local

We dispatch plumbers from their homes so they can get to you quickly. Your plumber might live right around the corner!

Fully Stocked

We provide our plumbers with everything they need to solve your problem on the first trip.


Our plumbers are friendly, considerate professionals who will treat your home and family with kindness.