Leak Repairs

How to Tell if You’ve Got a Hidden Water Leak (and What to Do Next)

Hidden water leaks can quietly cause significant damage to your home—often before you even notice anything’s wrong. Whether it’s behind a wall, under a slab, or beneath the floorboards, undetected leaks can lead to mould growth, rising water bills, and structural damage.

Some of the most common signs include unexplained increases in your water bill, damp or discoloured patches on walls or ceilings, and a musty smell in certain areas of the home. You might also hear the sound of running water even when all taps are off, or notice warped flooring and peeling paint. In outdoor areas, an unusually soggy patch of lawn could indicate a leaking underground pipe.

To check for a hidden leak, try turning off all water-using appliances and taps in your home, then monitor your water meter. If the meter continues to move, it’s likely you have a leak somewhere in the system.

The next step is to call a licensed plumber with experience in leak detection. Professional plumbers use specialised tools like thermal imaging, acoustic sensors, and pressure testing to pinpoint leaks without needing to dig or tear into walls unnecessarily. Acting quickly can prevent major water damage and reduce your repair costs significantly.

Leak Detection in Canberra: Signs You Shouldn’t Ignore

Water leaks aren’t always obvious, but they can cause serious damage to your home if left undetected. Whether it’s a slow drip or a hidden pipe leak behind the walls, recognising the early warning signs can save you time, money, and stress.

One of the first red flags is a sudden spike in your water bill with no clear explanation. If your usage habits haven’t changed but your costs have increased, you could be dealing with an unseen leak. Other signs include water stains or damp patches on walls, ceilings, or floors; bubbling or peeling paint; or a musty, mouldy smell inside the home.

You might also notice a drop in water pressure, warped timber floors, or the sound of running water when all fixtures are turned off. Outside, patches of unusually green grass or areas of soft, sunken soil could indicate a leaking underground pipe.

In Canberra’s changing climate, timely leak detection is essential to prevent water damage, structural issues, and mould growth. Licensed plumbers can use advanced leak detection technology—like thermal imaging and acoustic sensors—to locate leaks without damaging your property.

If you suspect a leak, don’t wait. Early detection is the key to avoiding costly repairs and keeping your plumbing system in top condition.

The Cost of Waiting: Why Fast Leak Repairs Save You Big

A small leak might not seem urgent—but waiting to fix it can lead to far greater costs down the track. Whether it’s a slow drip under the sink or a hidden pipe leak behind the wall, delays in repair can cause water damage, mould growth, and even structural problems.

Over time, even minor leaks can waste thousands of litres of water, driving up your utility bills and straining your plumbing system. Water can also seep into timber, plaster, and flooring materials, leading to rot, swelling, and permanent damage that’s far more expensive to fix than the leak itself.

In Canberra’s cooler climate, leaks can also increase humidity levels indoors, encouraging mould and mildew, which pose health risks—especially for those with allergies or respiratory conditions.

Fast leak detection and repair by a licensed plumber not only protects your home’s structure and air quality but also saves you money. By addressing leaks early, you avoid costly renovations, rising water bills, and potential insurance issues.

If you suspect a leak, don’t wait. A quick inspection today could prevent thousands in repairs tomorrow.