Special custom-made portable cabin for the Royal Commission, made of cement board. Specifications / ___________________________ * Main structure made of IPEAA 120 steel sections with IPEAA 120 cross beams. * Floor joists made of 40x40x1.25 mm steel pipes. * Wall structure made of 50x50x1.25 mm steel pipes. * Trusses and purlins made of 40x40x1.25 mm and 40x20x1.25 mm steel pipes. * All exposed steel parts are coated with an anti-rust primer (Red Oxide Primer) and then finished with gray paint. * Floor made of 18 mm cement boards covered with 4 mm vinyl roll flooring. ___________________________ Walls and Ceiling * Interior walls and ceiling made of 12.5 mm fire-resistant (FR) gypsum boards painted white. * Interior bathroom walls made of 9 mm fire-resistant (FR) cement boards painted white. * Exterior walls made of 9 mm cement boards with textured exterior paint. * Roof made of stone-coated metal roof sheets (Garmeet). * 50 mm thick, 40 kg/m3 density rock wool thermal insulation for walls and ceiling. ___________________________ Doors and Windows * Fire-resistant (FR) steel doors, size 98x210 cm, equipped with a door closer. * Sliding aluminum windows, size 100x100 cm, with single-layer solar reflective glass and insect screens. ___________________________ Electrical Works * Electrical cables: * 1.5 mm2 for lighting. * 2.5 mm2 for electrical outlets. * 6 mm2 for the air conditioner. * Circular LED lighting with a diameter of 20 cm, with electrical outlets, light switches, and a dedicated switch for the air conditioner. * All electrical wiring connected to a distribution board equipped with circuit breakers (MCB Panel Board). * An external light unit installed above the main door. * One exhaust fan, size 25x25 cm, for ventilation. ___________________________ Plumbing Works * Complete Western-style toilets with cistern and all accessories. * Sink with water mixer, mirror, and a 30x30 cm exhaust fan for ventilation. * Internal plumbing using PVC pipes: * 3/4 inch for water supply. * 1 1/2 inch for used water drainage. * 4 inches for sewage drainage.