Sandwich panels are special building materials that are made of three layers. The middle layer is usually made of foam, while the two outer layers are made of metal or other strong materials. This design makes them very strong, light, and good at keeping heat in or out. Because of these qualities, sandwich panels are becoming very popular for building walls, roofs, and even cold storage areas. They are easy to install and can save time and money in construction projects. Our company, SANER, specializes in making high-quality sandwich panels that are perfect for different needs.