Locksmith tips and security advice

Locksmith Tips and Advice: Expert Security Guidance

Jan 18, 20255 min read

As professional locksmiths with years of experience, we've seen it all — from simple lockouts to sophisticated burglaries. Here's our expert advice to help you keep your home and family safe.

Lock Maintenance Tips

  • Lubricate locks annually — use graphite powder or a PTFE-based lubricant (not WD-40, which attracts dirt)
  • Check for wear — if your key is getting harder to turn, get the lock checked before it fails completely
  • Inspect door alignment — doors that have dropped put stress on locks and can cause premature failure
  • Replace worn keys — a worn key can damage the lock mechanism over time

Home Security Essentials

  • Fit BS3621 locks on all external doors
  • Use anti-snap cylinders on uPVC doors
  • Secure all ground floor windows with secondary locks
  • Install security lighting around the perimeter
  • Consider a burglar alarm and CCTV

When to Call a Locksmith

  • You're locked out of your home, office, or car
  • You've lost your keys (change locks immediately)
  • You've moved into a new property
  • Your lock is stiff, damaged, or not working properly
  • You've been burgled or had an attempted break-in
  • You want to upgrade your security

Choosing the Right Lock

The right lock depends on your door type and security requirements. Our locksmiths can advise on the best option for your specific situation. As a general guide:

  • Wooden doors: Five-lever mortice deadlock (BS3621)
  • uPVC doors: Anti-snap euro cylinder with multipoint lock
  • Composite doors: High-security euro cylinder
  • Aluminium doors: Specialist cylinder for aluminium profiles

Get Professional Advice

For personalised security advice, contact Keys4U. Our professional locksmiths are always happy to help you make the right security decisions for your property.

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