PU/PUR/PIR Insulated Sandwich Roof Panel For Solar photovoltaic
roof panel: Pu/Pir/Rockwool roof panel
surface: metal steel (0.3-0.8mm)
Density: Pu(40 kg/m3) Rockwool(80-140kg/m3)
Color: Ral choose
Longth: Customizable
Width：950mm,1000mm
