Fiberglass Pultruded Grating Material Fiberglass Product Type Pedestrian Pultruded Grating Bearing Bar Thickness 1.5 in Bearing Bar Spacing 1.719 in Resin Type ISOFR Color Light Gray Mesh Pattern None Maximum Temperature 140 Degrees F Grating Key T1215 Overall Length 8 ft Overall Width 4 ft Top Surface Texture Grit-Top Mesh Size None Manufacturing Process Pultruded Overall Height 1.5 in System of Measurement Inch