high quality PVC Foam sheet/board Size:1220*2440,1560*3050,2050*3050 Thickness:0.5mm ... insulation, thermal insulating,smoke suppressing,sound absorbing and shockproof.2 Good capability of preventing steam and dust, waterproof, antirust resistant acid, ... as weather resisitance and Uvresistant products.5 It is the excellent common material with ideal performance-cost ratio and with light materials,easy ...