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Locksmith service guide

Lock replacement

Compare your options by door type, security standard and who can copy the keys, so you know what to ask for.

A town, city or outward postcode is enough.

You contact providers directly. We do not ask for your exact address.

When this service helps

Change the lock soon after keys are stolen, a break-in, or a failure that leaves you unable to lock up.

Find a locksmith

What normally happens

  • The locksmith identifies the door and the lock you have
  • They explain suitable standards and options
  • They take the old lock out, fit the new one and test it

How long it takes

Often 30-75 minutes

Ask the locksmith for a full itemised price — call-out, labour and any parts — before agreeing to the work.

What to prepare

  • Photos of the door and lock
  • Why you are changing the lock
  • Any insurance requirements, if you know them

Questions to ask

  • Which standard does this lock meet?
  • How many keys do I get?
  • Is VAT included?
Checked11 July 2026
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