Therefore, the material of tile should have excellent heat insulation capability. A heat transmission test, where heat insulation performance is measured, proved that the heat insulation performance of this product made of special SMC is 2.5 times better than Japanese traditional tile or decorating asbestos. As its heat transmission rate is low, it blocks outside air.
Structure : This product is a complete set made of resin. Its size is 7.5 larger than the existing type of tile. It has less junction points. With 20mm of vertical portions, leaking water on roof is eliminate.