The minimum intumescent protection for Keylex K700L.72.72.SC.

1mm thickness Interdens Mono Ammonium Phosphate Intumescent to all faces of the lock case, also behind the forend and strike plate.

• 5400.1MM.INTERDENS Intumescent Pack for Briton 5420 Lock Case
• K700.1MM.INTERDENS Intumescent Pack for Keylex 700

IMPORTANT—For fire door installations, the lock must include intumescent protection to ensure the door's integrity is maintained.

Standard Duty/High Security 

This version is best suited to standard duty situations on external and internal doors where a high level of security is required with a Euro profile key override facility.

LCN Door Closers | Von Duprin Exit Devices | Schlage Locks

Relcross Limited (trading as) Relcross Door Controls | Hambleton Avenue | DEVIZES | Wiltshire | SN10 2RT | United Kingdom | T: ++ 44 (0) 1380 729 600 | F: ++ 44 (0) 1380 729 888 |  E: sales@relcross.co.uk