Window Lock Broken
A window lock or handle mechanism has failed, leaving the window unable to lock securely or open properly.
What Is Causing This?
- 1Internal spring or gearbox mechanism worn out
- 2Handle spindle snapped
- 3Lock seized from lack of maintenance
How Urgent Is This?
This should be fixed in the coming weeks. Leaving it may allow the problem to worsen and cost more to repair.
What Needs to Be Done
A locksmith will identify the lock type, source a matching replacement mechanism, and fit it to the window. On older windows, upgrading to a modern lock may be recommended.
How Much Will It Cost?
National average estimate
Labour: £77 – £207 | Materials: £37 – £210
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Prices are estimates based on typical UK rates. Actual costs depend on the specific issue, accessibility, and your location. All quotes from tradespeople on Tradesfolk are completely free.
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Try Snap and FixHow to Prevent This
Operate window locks gently and avoid forcing them. Lubricate moving parts annually. Replace handles that feel loose or wobbly.
Related Problems
Other Locksmith Problems
You cannot get into your home because the door has locked behind you, you have lost your keys, or the lock has jammed.
The key has broken off inside the lock barrel, leaving part of the key stuck and the lock unusable.
The key is increasingly difficult to turn in the lock, requiring more force each time.
The front door lock does not engage fully, the latch does not catch, or the deadbolt will not throw into the frame.