Non-destructive emergency opening

Specialist lock picking and bypass techniques for residential doors. We open locked nightlatches and euro cylinders without drilling, preserving your original lockcase and exterior paintwork.

BS3621 mortice lock installation

Five-lever British Standard deadlocks fitted to timber front and rear doors. Meets standard home insurance criteria with anti-drill steel plates, hardened rollers, and boxed strike plates.

uPVC and composite door repairs

Diagnosis and replacement for seized gearboxes, broken hooks, and jammed shootbolts. We realign dropped hinges and replace worn multi-point locking strips to restore smooth closure.

British Standard BS3621 certified fittings on every domestic replacement.

We never compromise on deadlocking depth or bolt throw. Every cylinder and lock case installed meets North London home insurer requirements.

Transparent call-out procedure

Direct phone assessment

Rapid local arrival

Clean precision fitting

Physical key testing

Transit within 20 to 30 minutes across Barnet. Fully stocked mobile workshop arrives with replacement cylinders, gearboxes, and British Standard deadlocks.

Thorough handover with smooth mechanical testing from both sides of the door. New cut keys tested before final payment sign-off.

Speak directly with the attending tradesman. We diagnose the lock type from your description or photo and confirm a fixed quote before dispatch.

Non-destructive bypass attempted first. Any required new hardware is cleanly morticed or aligned to exact manufacturer tolerances.

Call directly for non-emergency cylinder changes, moving-in security overhauls, or patio door multi-point realignment.