Visible leaks
If water is visible, note where it appears, when you first saw it and whether the area is still wet. A clear account of the location and what has changed gives the team a starting point for discussing the request.
Leak detection services
Leak detection in London
Help identifying the source of a leak around pipes, taps and fixtures, with repair work discussed for homes and businesses across London and Hertfordshire.
Leaks, clearly explained
Start with where you first noticed water.
Water may appear around a tap, fixture or section of pipework, while the source can be less obvious. FastFix describes its service as identifying leak sources in pipes, taps and fixtures and carrying out repairs.
Tell the team where the water appeared, when you noticed it, whether it is still present and what part of the property is affected. You do not need to know the source before making an enquiry.
From the first sign of water to a discussion about repair.
A focused route from visible water to repair.
The confirmed FastFix scope is identifying the source of leaks in pipes, taps and fixtures and carrying out repairs. Share what you can see so the affected area can be understood.
Leaks around pipework
FastFix describes leak detection and repair involving pipes. If you can see water near a pipe or connection, share which room or area it is in and whether access to that part of the property is straightforward.
Leaks at taps & fixtures
Leaks may appear around a tap, shower or other fixture. Describe which fitting is involved, whether water appears during use or at other times, and if the fitting has recently changed.
Bathroom leak concerns
Water around a bathroom fitting can affect nearby surfaces or another room below. Explain where the water shows, which fixture is closest and whether the issue appears during showering, bathing or normal use.
Kitchen leak concerns
If you have noticed water around a kitchen tap, sink or pipe, tell the team which area is affected and whether the leak is ongoing. Keep the description to what you can observe rather than trying to open pipework.
Discussing the likely source
The purpose of the service is to identify the source of leaks in pipes, taps and fixtures. Share any visible signs or changes, but avoid guessing at hidden causes; the team can discuss how the issue should be approached.
Leak repairs
FastFix lists carrying out repairs as part of its leak service. Once the affected area and the required work have been discussed, the repair scope can be agreed for the property.
A clear route from first sign to repair discussion.
Describe what you can see and where it appears. The next step depends on the property, the leak and the work agreed.
01
Explain where water appeared
Share the room, fitting or pipe area, when you noticed it and whether water is still present.
02
Add useful context
Mention what was happening when it appeared, nearby surfaces and any access details you know.
03
Discuss the source and scope
Talk through what needs to be understood and the repair work being considered for the property.
04
Carry out agreed repairs
FastFix carries out the repair work agreed. If the affected area differs from what was first described, raise it before the scope changes.
Start with what you have noticed.
You do not have to find the leak yourself. A clear account of the signs and location is enough to begin the discussion.
No diagnosis required
Describe the water, room and fitting involved. The source can be discussed after the affected area is understood.
Detection and repair
The confirmed scope covers identifying leaks around pipes, taps and fixtures and carrying out repairs.
Part of property care
Leak enquiries can connect with FastFix plumbing, bathroom or drainage services when the issue spans those areas.
Helpful detail
Small clues can help explain a leak.
Record what you saw without disturbing the affected area.
Note whether the water is a drip, a damp patch or a puddle, and whether it returns after the area has dried. Say which room it is in and what fixture or pipe is nearby. A brief timeline can also help explain whether the issue is new or recurring.
If water appears below a bathroom or kitchen, mention the room above and whether the sign changes after a shower, bath or use of the sink. Keep clear of exposed water near electrical fittings, and do not open walls or dismantle plumbing to look for a source.
FastFix confirms work to identify leak sources in pipes, taps and fixtures and to carry out repairs. The precise source and repair scope depend on the affected property and should be discussed with the team after you describe what you have noticed.
Where FastFix works
London and Hertfordshire.
FastFix works across London and Hertfordshire. Share the property postcode and where the leak appeared so the team can discuss the location and request.
FastFix service areas London + Hertfordshire
London & Hertfordshire
London
Hertfordshire
Areas we cover
Leak detection by location.
Browse 175 locations from FastFix’s published leak detection guides.
View all locations (135 more)
Leak detection
If you find water, describe where it first appeared.
Tell FastFix whether the leak is around pipework, a tap or another fixture, and whether it is still active. The team can discuss the request and current availability.
Straight answers before you enquire.
Common questions about leak detection work, coverage and the details that help begin a conversation.
What does FastFix leak detection cover?+
The confirmed scope covers identifying the source of leaks in pipes, taps and fixtures and carrying out repairs.
What information should I share when I enquire?+
Explain where you noticed water, when it appeared, whether it is still present and which room, pipe or fixture may be involved.
Do I need to know where the leak starts?+
No. Describe what you can see and where it appears. You do not need to identify the source before making an enquiry.
Can FastFix repair a leak as well as locate it?+
FastFix describes carrying out repairs as part of its leak service. The work to be completed can be discussed once the affected area and request are understood.
Should I open a wall or fitting to find the leak?+
Do not disturb pipework or dismantle a fitting to investigate. Share the visible signs and the affected area with the team when you get in touch.
Does this page replace the leak location pages?+
No. This is the main Leak Detection service page. Existing FastFix service-and-location pages remain separate and are not changed by this page.
Which areas does FastFix cover?+
FastFix works across London and Hertfordshire. Provide the property postcode when you enquire so the team can discuss the location.
Contact FastFix
Let’s talk about the leak.
Describe where water appeared, the property location and the best way to reach you.
Leak detection & repairs London & Hertfordshire
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