
Hdmann Reinforced Plastic Mesh Panels Molded Fiberglass FRP Gratings for Trench Covers. High Chemical Resistance: 65% resin volume provides superior resistance in caustic chemical environments. Customizable Colors: Available in any color from the RAL color chart including yellow, black, and green. Customizable Sizes: Factory can manufacture custom panel sizes for large, repetitive applications. One-Piece Construction: Bi-directionally strong molded design allows openings up to 10 inches without support. Flame Retardant Options: Phenolic resin offers oxygen index up to 80 for extreme fire safety needs. Comprehensive Certifications: ISO 9001, CE, NEMA, UL, ABS, and SGS certified for global compliance. Free Samples Available: Customers can request free samples to verify product quality before ordering. Fast Delivery: Standard sizes in stock with delivery within 7 to 20 days after deposit.