MEMBRANE CEILING

Supply and installation of a membrane ceiling with fire resistance EI 60 (a←b), made with two FIREGUARD® 13 boards, 12,7 mm thick, max dim. 1200x2000 mm, made of calcium silicates and sulphates, asbestos-free, produced by lamination with factory-controlled drying, in class A1 (non-combustible) reaction to fire, in accordance with classification report I.G. 286860/3341FR. The boards will be screwed with phosphated self-drilling screws, diameter

3,5 mm, 25 mm long at 600 mm centres for the upper layer and 35 mm long at 250 mm centres for the lower layer, to a metal structure composed of a secondary framing consisting of galvanised steel “C” profiles, dimensions 50x27x0,6 mm, placed at 400 mm centres, and a main metal framing consisting of the same “C” profiles placed at 900 mm centres, fixed to the secondary framing by means of purpose-made orthogonal hooks and suspended with hangers at 650 mm centres. For the application procedures, refer to the specific “installation manual”