... ,concave,flat,covered UV reisistant,fire retardant,high strength ISO9001:2008 1)Name:high strength plastic grille with gritted surface2)Material:fiberglass& ... (4'X10')920X3055(3'X10')38.1(1,5")18.23014.325.4(1")11.840X401007X40071007X30071007X20074018.9 30142511.550. ... .5")5)Advantage:UV resistant,Fire Retardant,Impact Resistant,High Strength,Non-Magnetic,Non-Conductive,Non-sparking,Light weight,Easy ...