All items of hardware for use on fi

All items of hardware for use on fire doors should be suitable for the type of door to whichthey will be fitted.33.1.9 Fire door signageAll fire doors other than lift entrance doors should be marked with the appropriate fire safetysign conforming to MS 982 according to whether the door is to be kept closed when not in use.Fire doors to cupboards and to service ducts should be marked on the outside. All other firedoors should be marked on both sides.Lift entrance doors do not need to be marked.33.2 Shutter assembliesShutter assemblies across compartmentation shall be released by smoke detector or firealarm system. Should that fail it should be released by a thermal link.Shutter assemblies should achieve the appropriate level of fire resistance in terms of integrity(see Tables 11 and 12) when tested in accordance with MS 1073, BS 476-22 orBS EN 1634-1.