A sudden spike in your water bill is never random. Even if everything looks fine on the surface, there’s usually an underlying plumbing issue quietly wasting water behind the scenes.
Common Causes of High Water Bills
Hidden leaks
The most common culprit. A leaking pipe inside a wall or under the floor can waste thousands of litres without you noticing.
Running toilets
A faulty flapper or valve can allow water to continuously flow, often going unnoticed for weeks.
Dripping taps
Even a slow drip can waste significant amounts of water over time.
Underground leaks
Burst or cracked pipes outside the home can leak directly into the ground, completely invisible from inside.
Why It Shouldn’t Be Ignored
High water bills are often the first warning sign of a bigger plumbing problem. Left unchecked, these issues can lead to water damage, mould growth, and costly repairs.
What You Should Do Next
Start by checking visible fixtures, but don’t stop there. Many leaks are hidden and require professional detection equipment.
Call LOUW BROS Before It Gets Worse
We specialise in finding hidden leaks quickly and accurately. If your water bill doesn’t make sense, don’t wait for it to get worse — call LOUW BROS and let us find the problem fast.



