... wallMost civilized, environmental, high efficiency constructionName: EPS Sandwich Wall Panel(JY-FPB1500-3000x610mm)Brand: JYComposition: Fibre reinforced calcium silicon ... board or cement calcium silicon board as panel, with cement, EPS, Fly ash as fillers and ... T9978Water tightness to ASTM C1185No droplets observed behind the panel,Test of 24 hours at 250mm water head.Partition ...