Lock Case Depth: 85 mm Backset: 60 mm Faceplate: 235 x 24 mm features: Mortice escape lock Ideal for apartment entrance doors For use on single inward and outward opening fire escape route doors The escape function allows the lever handle only to withdraw both latch bolt and dead bolt in an emergency situation Dead bolt operated by euro profile cylinder and turn Suitable for use on timber doors Suitable for use on fire doors 30 and 60 minutes fire integrity achieved on timber single doors To fully comply with BS EN179, the levers must be fitted using the half spindles, which are supplied with the escape lock Reversible Anti thrust snib Maximum weight of door = 200kg Maximum width of door = 1300mm Maximum height of door = 2500mm Maximum door distortion of 5mm allowed Maximum of 1000N pulling force against the screws achieved under the abuse test