Yale BS3/BS4 – British Standard Nightlatch


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SKU: YBS1BS2. Category: . Tag: .

Product Description

Yale BS3/BS4 – British Standard Nightlatch


  • Kitemarked to BS 8621:2007
  • Complies to the standard BS EN 12209:2003 & BS EN 1303:2005
  • CE marked – suitable for use on FD60 timber fire doors
  • Recommended by insurance companies and the police
  • Supplied with anti-drill, anti-pick and anti-bump 6 pin rim cylinder
  • Anti-carding protection
  • 20mm bolt for increased strength
  • BS3 – 60mm Backset
  • BS4 – 40mm Backset
  • Maximum Security
  • 10 Year Guarantee


  • Internal handle cannot be locked from the inside allowing for ease of espace in case of an emergency
  • Key operation from the outside
  • Snib function enables the latch to be held back
  • Latchbolt automatically deadlocks on closing the door
  • Available in brass or chrome finish