ERA BS3621 High Security Nightlatch

Maximum security replacment for most existing front door locks


  • 60mm Backset
  • 40mm Backset


  • Polished Brass
  • Polished Chrome
  • Satin Chrome


  • Automatic deadlocking prevents the extended bolt being retracted by a credit card
  • Handle can be deadlocked offering additional security against forced entry
  • High security integral cylinder pull protects the cylinder from being drilled
  • 3 keys supplied (extra keys £5 each)

Standards & Endorsements:

  • Conforms to British Standard 3621:2007
  • Recommended by the Police
  • Insurance approved

Security Level:

  • Maximum security

£169 including parts,
including labour & including VAT!

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BS3621 Datasheet
BS3621 Fitting Instructions


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Office Details (not a shop): London Locksmiths - Specialist Lock & Security Installers
6 Leigh Street, Kings Cross, London, WC1H 9EW
Telephone: 020 7387 1372
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