Two-door free-stand, type 4X. Fiberglass-reinforced polyester material has excellent temperature and chemical resistance and exhibits outstanding physical properties. Seams are sealed, no holes or knockouts. Fiberglass material is easily punched, drilled, filed or sawed, Models have either a 3-point latching system with handle or stainless steel captivated door screws. Type 316 stainless steel POWERGLIDE handle on handle versions. Stainless steel captivated door screws on screw versions. Seamless foam-in-place gasket assures a water-tight and dust-tight seal. Painted steel top, bottom and side internal reinforcements standard, stainless steel corner reinforcements optional. Solid centerpost (not removable) has heavy-gauge stiffener. Heavy-duty type 316 stainless steel lifting eyes. Hinges are corrosion-resistant fiberglass with type 316 stainless steel hinge pins. Data pocket large (12 x 12 inch) is high impact thermoplastic. Molded-in angular sealing flange directs water away from gasket area. Material is halogen free. Finish: fiberglass enclosure is grey inside and out. White painted mild steel panels are included.