Features The PPF Core contains functional materials that can prevent mildew as well. The decoration layer can be made with skin-friendly materials like linen, silk and suede to create a touchable sense of luxury. The base layer is perfect for slowing down thermal transmission and effectively keeping the room temperature steady, thereby saving more energy. Compared with traditional wall decorations, PPF wallboard is at least 50% lighter. PPF Wallboard can be easily cut to any shapes and sizes to fit any decoration needs. Choice of aluminum connections or glue for installation. Choose aluminum connections for a more industrial and robust look or glue for a smooth and seamless finish.