07777 159221
5.0
MAS Locksmiths

Window Lock Repairs

Window lock repairs for uPVC handles and double glazing.

Mason from MAS Locksmiths carrying out window lock repairs

5.0 on Google (119 reviews)

Checkatrade

Verified member

5+ yrs

Experience

1,000+

Jobs completed

Frequently asked questions

My window won’t lock at all, what’s usually wrong?
Most often it's a worn or misaligned espagnolette (multipoint) mechanism inside the frame rather than the handle itself, especially on uPVC windows that get opened and closed a lot. It can usually be repaired without replacing the whole window.
Can you repair a window lock, or does the whole handle need replacing?
Often just a repair. A stiff or loose handle is usually a worn cam or spindle, which can be fixed or swapped without touching the rest of the mechanism. Full replacement is normally only needed if the mechanism itself has failed.
Do you work on both uPVC and timber windows?
Yes. uPVC handles and multipoint mechanisms are the most common job, but timber window locks and older casement stays come up regularly too, and need a different approach.
Can you upgrade my window locks for better security?
Yes, key-locking handles and upgraded multipoint mechanisms are a straightforward upgrade on most uPVC and double-glazed windows, and are worth considering alongside a door lock upgrade rather than on their own.
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