Burst Pipe Repair London — Emergency Response 24/7

A seized stopcock is common in older London properties — the valve hasn't been operated in years and the spindle corrodes in place. Don't force it — you'll snap it. Call us immediately. We can try penetrating lubricant to free it, or isolate at the external meter box using a special key (which we carry). Thames Water can isolate from the main as a last resort but may take hours — our meter isolation is usually faster.

Under Section 11 of the Landlord and Tenant Act 1985, landlords are responsible for maintaining the water supply and associated pipework in working order. A burst pipe that occurs during normal occupation is generally the landlord's responsibility to fix — and quickly, as a tenant has the right to 'quiet enjoyment' of the property. Costs arising from tenant negligence (deliberately leaving pipes to freeze, for example) may be recoverable from the tenant. If you're a landlord, see our guide on burst pipes in rental properties.

Most standard home insurance policies cover 'sudden and unforeseen' events — a burst pipe qualifies if it's genuinely sudden. Gradual leaks, pipes that have been visibly corroding for months, or damage from a known defect you haven't reported are typically excluded. 'Trace and access' cover (if included in your policy) pays for the cost of finding where a hidden leak is, including cutting into walls or floors. We can tell you on site whether your situation is likely to be covered.

A single burst in an otherwise sound pipe run — repair it. If the same run has burst in multiple places, or if the pipe shows widespread green corrosion or pinhole leaks elsewhere, a like-for-like section replacement makes more sense than patching repeatedly. For whole-property repipes (older London houses on original lead or steel pipework), we can survey and quote for a staged programme rather than doing it all at once.

A straightforward repair — accessible copper pipe, short section — typically takes 60–90 minutes including isolation, repair and test. Adding hidden leak detection (if the source isn't visible) adds another 30–60 minutes. Complex access situations (pipes in screeded floors, behind tiled walls, in communal plant rooms) take longer and the price reflects that. We confirm the full time and cost estimate on arrival before starting.

The most vulnerable pipes in London properties are in unheated loft spaces, behind outside walls and in underfloor voids in ground-floor extensions. Lagging these runs with 25mm foam pipe lagging costs very little and significantly reduces freeze risk. Maintaining a minimum background heat (15°C) during cold snaps is the other key measure. We can lag vulnerable pipework as part of any repair visit — and often do as standard for freeze-related bursts.