Powergrid © offers eight resin systems for its molded grating to accommodate different applications to ensure optimum utilization of grating. Resin type Resin Base Description Corrosion Resistance Flame Spread Rating ASTM E84 Available colors Max. Oper. Temp Type VEFR-25 Vinyl Ester Superior Corrosion Resistance and Fire Retardant Excellent Class 1, 25 or less Dark Gray, … Continue reading Resin Systems for FRP molded grating