British Standard Nightlatch

Yale PBS1 BS3621: 2007 High Security Nightlatch

Yale PBS2 BS3621: 2007 High Security Nightlatch

Yale PBS3 BS8621: 2007 High Security Escape Nightlatch

Yale PBS4 BS8621: 2007 High Security Escape Nightlatch

ERA 1930 BS3621:2007 High Security Nightlatch

ERA 1830 BS3621:2007 High Security Nightlatch

ERA 1730 BS8621:2007 High Security Keyless Escape Nightlatch

ERA 1530 BS8621:2007 High Security Keyless Escape Nightlatch

Union (Ex Chubb) 4L67E BS3621:2007 High Security Nightlatch

Banham L2000 BS3621:2007 High Security Nightlatch

Ingersoll SC100 London Line BS3621:2007 High Security Nightlatch