Proven excellence
Repairs for older windows
Restore and maintain existing windows with practical repairs that extend their working life.
Security-focused maintenance
Help keep windows secure with checks and adjustments for locks, hinges, and fittings.
Older windows still deserve proper care
Maintain original features while improving performance, comfort, and reliability.
Keep your windows working as they should
Stiff hinges, loose handles and windows that no longer sit quite right can make daily use a real nuisance. We carry out window maintenance in Plymouth to correct those issues before they turn into bigger repairs. Our servicing covers adjustments, worn parts and fitting problems that affect how smoothly your windows open, close and lock.
That matters for more than convenience, because a poorly fitting window can also affect your security and let draughts creep in. Our team at Mark Jefferis PVCU Installations has worked with window systems of different ages, including older units that need a careful eye rather than a full replacement. We focus on practical fixes that help your windows last longer and work better in everyday life.
Small faults rarely stay small for long
Our maintenance work often starts with the sort of problem you may have put up with for months, such as a sash that catches on the frame or a lock that takes too much force. We inspect how the window is sitting, how the hardware is performing and where wear is starting to show. From there, we can adjust the fit or replace parts like hinges, handles and locks to restore smoother movement.
In Plymouth, that kind of upkeep can make a real difference when sea air and daily use begin to take their toll on moving parts. We carry out this work at Mark Jefferis PVCU Installations with the aim of preserving what you already have where possible.

Why regular upkeep is worth it
Regular maintenance helps your windows close properly and reduces strain on locks, hinges, and handles. Alongside window maintenance, we provide professional window installation and door installation to improve security, energy efficiency, and everyday comfort. Keeping existing windows in good condition helps reduce draughts, rattles, and unnecessary wear, while timely attention can prevent minor issues from becoming more costly repairs.


