... prime quality polystyrene wall paneEPS sandwich panel1. thickness: 50mm, 75mm, 100mm2. Insulation foam: eps, pu, rock ... 1150mm (we can make customized size)3. Thickness: 40mm, 50mm, 60mm, 75mm, 80mm, 100mm, 125mm, 150mm, 175mm,200mm ... .044W/mkSpecification:1. R-value (w/mk): T: 50mm 75mm 100mm 150mm 200mmRV: 0.044 0.038 0 ... 032 0.0302. Sound insulation (R(dB)) T:50mm 75mm 100mm 150mmSV: 20 21.5 23 263. ...