Leak Detection / Manly
Leak Detection Manly
Hidden leaks in walls, floors, slabs and ceilings across Manly, found before anything is opened up, with a fixed price before we start.
Our guarantee: 12 months on our workmanship, in writing. What it covers
$0 call-out fee — any hour, any day · Available 24/7
Where Leaks Come From in Manly
Leaks in Manly come from the same two places as most of its plumbing work: salt air that shortens the life of anything metal, and older apartment blocks still on their original common pipework, where one failure reaches several homes. On the ocean side, water in the ceiling is as likely to come from a corroded gutter as from a pipe.


Older blocks on original pipework
Many Manly blocks are decades old and still on their original common pipework. A leak there can affect several apartments, and establishing whether it is a private or common-property fault is often the first job.
Ceiling leaks that are really the roof
Salt air takes years off gutters and flashings on the ocean side. A rusted gutter leaks into the eaves rather than over the edge, so a ceiling stain after rain points to the roof plumbing before the pipes.
A hot water unit with nowhere to drain
Cylinders in internal cupboards often have no floor waste. A slow leak from one soaks into the floor and the apartment below. Rust at the base or water on the cupboard floor are the warnings.
Fixed price quoted before we start. $0 call-out fee.
(02) 9139 8945How It Works
How It Works in Manly
Site Assessment
We discuss your symptoms — high water bills, damp patches, mould — to narrow the search area.
Detection
We use acoustic listening devices, thermal cameras, moisture readings and, where it suits, tracer dye to pinpoint the leak non-invasively.
Report
We provide a clear report of the leak location and recommend the repair approach.
Repair
We carry out the repair — patching, pipe replacement, or relining as appropriate.
Common Questions
Leak Detection in Manly
Can you find a leak without pulling up tiles?
Usually. We use acoustic detection, thermal imaging and dye testing to locate leaks before anything is opened up.
My ceiling only leaks when it rains. Is that a pipe?
Probably not. A leak that only appears in rain usually comes from the roof, gutters or flashings, which corrode early this close to the beach. We check the roof plumbing first.
Do you cover the Northern Beaches?
Yes, 24/7 with no call-out fee. Travel times to the far northern beaches are longer, and we will give you an honest ETA when you call rather than a standard one.
How we find hidden leaks, the signs to look for, and what it involves.
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What Sydney Customers Say
Excellent service from Mr Clog! They responded quickly to my leaking pipe, identified the problem, and fixed it efficiently. The plumber was professional, friendly, and explained everything clearly. The pricing…
Just want to thank the team from Mr Clog for coming out today for an emergency water leak under my house. They were quick, reliable and fair priced. Thanks guys.
Can’t rate this business high enough. I had a very concerning toilet blockage and they came straight out and found and rectified the problem immediately. The price was very reasonable and they went above and be…
Get a Quote — Leak Detection Manly
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Leak Detection in Manly?
$0 call-out fee — any hour, any day. Available 24/7, 365 days a year.