High quality sandwich panel,eps,rock wool and many kinds and colors of panel Thickness:75mm,100mm,120mm,150mm,200mmWidth:900-1500mmlength:unlimited, <12m ... is 63Jm.h.k15cal/m.h.k.Besides the PU sandwich panel, we can also provide EPS, and MRF which are used ... sound insolation.welcome send us the inquiry! pre-painted steel sandwich panel