All Load Class A: EN 1433 - 3,372 lbs., 15kN, 70 PSI Home » Products » Trench Drains » Trench Drain Grates » 4" Width Grates » Load Class A: EN 1433 - 3,372 lbs., 15kN, 70 PSI T100-PGA-13-FP Galvanized Perforated Grate T100-PGA-13-FS Galvanized Slotted Grate T100-PGA-3-FP Stainless Steel Perforated Grate T100-PGA-3-FS SS Slotted Grate T100-PGA-3-SM SS Mesh Grate T100-PGA-HPP-BLK Longitudinal Slotted Grate T100-PGA-HPP-GRY Longitudinal Slotted Grate