... ,covered UV reisistant,fire retardant ISO 1)Name:high strength grating surface drainage for car wash room 2)Material:fiberglass& ... grate,gritted grate,grate with covered surface and surface with figure,grate with covered surface and surface gritted.4)Size: Mesh(mm)Standard ... .5")5)Advantage:UV resistant,Fire Retardant,Impact Resistant,High Strength,Non-Magnetic,Non-Conductive,Non-sparking,Light weight, ...