These ERA Fortress Deadlocks are kitemarked to British Standard 3621:2007. This certification is for thief-resistant locks and makes these excellently suited for the front or back of residential buildings.

Conforms to the BS 3621:2007; meets the exact demands of insurance companies and the Police.

These locks are 5 lever, can withstand drill attacks for 5 minutes, bolt attacks for 5 minutes and also contains an anti-picking mechanism.

The 20mm twin hardened steel plate deadbolt is both locked or unlocked by key from either side.