Deadlocks: 5 Lever BS04

Our selection of BS 3621:2004 compliant 5-lever deadlocks provides maximum security for external wooden doors, commonly required by UK home insurance providers. Designed for installation as primary locking points, these robust mortice deadlocks feature advanced security enhancements such as anti-pick, anti-saw, and anti-drill protection, alongside a secure 20mm bolt throw. Available in a variety of backsets and case depths to suit both new installations and retrofitting, our range includes high-quality options from leading brands like Union, Yale, Legge, and Asec in finishes such as polished brass, satin chrome, and stainless steel.