Pepala lagalasi la polystyrene (PS) ndi njira yabwino yosinthira galasi lachikhalidwe kukhala losasweka komanso lopepuka.Zabwino pazamisiri, kupanga zitsanzo, kapangidwe ka mkati, mipando ndi zina.
• Imapezeka mu mapepala a 48″ x 72″ (1220*1830 mm);kukula mwamakonda kupezeka
• Ikupezeka mu makulidwe a .039″ mpaka .118″ (1.0 mm – 3.0 mm)
• Imapezeka mumtundu wa siliva womveka bwino
• Amaperekedwa ndi polyfilm kapena papermask, zomatira kumbuyo ndi masking mwambo