Optimus Locksmiths Corby, Northamptonshire.
Lock Changes & Repairs
Reliable repairs and hassle-free replacements for uPVC and composite doors, as well as aluminium and timber – including front, back, patio, French and bifold sets.
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How We Can Help
• All lock types covered: euro cylinders (including anti-snap), multipoint mechanisms, night latches, sashlocks, deadlocks, patio door locks, gearbox/mech replacements, keeps and handles.
• uPVC & composite specialists: realignments, swollen door fixes, failed gearboxes, stiff or spinning keys, mis-throwing bolts, handle sag and latch issues.
• Aluminium & timber expertise: mortice upgrades, deadlock repairs, narrow-style shopfront locks, rim cylinders, and security bolt fitting.
• Smooth operation restored: hinge and striker adjustments to cure dragging doors, difficult latching, draughts and poor sealing.
• Upgrades available: insurance-approved, anti-snap/anti-pick cylinders, high-security handles, key-safe options and restricted key systems.
• Non-destructive where possible: we prioritise opening and fixing without damage.
• Clear pricing & tidy finish: no hidden extras; hardware is colour-matched where possible (chrome, brass, black, white).
• Warranty-backed parts & labour: quality components with a written guarantee.
Whether your lock has failed, keys are lost, or a door won’t latch, we’ll diagnose the fault, repair what’s serviceable, and replace what isn’t—leaving your door secure, aligned and easy to use.
Happy Customers
See feedback from some of our valued customers.
