Steel sandwich panel is formed by two layers of metal panels (or other material panels) and directly in the middle of the panel foaming, curing the polymer composition forming the core insulation. The finished sandwich panels easy to install, lightweight and efficient. Also a closed-cell molecular structure filled with rock wool insulation board wholesale system, you can prevent moisture condensation. Forming an outer steel sandwich panels feature fully consider the structure and strength requirements, and taking into account the appearance, the inner surface layer is formed into a flat to suit all needs. Characteristics of sandwich panels of polystyrene sandwich namely EPS sandwich panels (rock wool insulation panels on the market today, the most widely used varieties); namely XPS extruded polystyrene sandwich sandwich; Hard PU sandwich panel polyurethane sandwich namely; three polyester sandwich ie PIR sandwich panels; namely PF phenolic sandwich sandwich; namely RW sandwich rockwool sandwich. After securing both ends of the fasteners, and then install the second plate wholesale rock wool insulation board that is mounted for the first order from the left (right) to the right (left), after the bottom-up. Discharge line installation to the next mark point, review bias plate installed when fully meet the design requirements of the fastening plate. Rock wool insulation boards offer when not meet the requirements should be adjusted positive sign in the next section, when the adjustable positive sign in this section, you can adjust this paragraph mark after full tightening. Followed by installation in full swing. After the installation of the roof should be checked whether the omission fastening point.