1.Super insulation,durable,acid and alkali resistant 2.Size:As per customer's request within 4.5meters 3.MA Certificate Introduction:The sun heat insulation tiles are new and main building materials producted in modern society,confirm to JC/T47-2002 standard. SILICA FUME USED IN ROOF TILESUPER INSULATION,DURABLE,ACID AND ALKALI RESISTANT BUILDING MATERIALS OF NEW PRODUCTS Metal or magnesium super ...