Telecom shelters are protection cells for the integration of high - value equipment. These can also be put into service with any means of surface transport. sapl shelters are lightweight, self-supporting, with metal sandwich construction and have special profiles for door and jamb. They are extremely robust, corrosion resistant and are water and dust proof. sapl shelters have a high seismic resistance because of unique design features. The generic specifications match the most common and even special requirements of customers around the globe. The panels for shelters are produced using cold rolled pre-coated or PU painted aluminum or galvanized steel sheets. Thermal insulation is achieved by injecting CFC free polyurethane foam under high pressure using state of the art machines and processes.