When selecting the grate there are a couple of factors that have to be considered, including the load classification (resistance to failure), slot pattern (water intake), material (corrosion resistance, etc.), locking (making grate captive to channel), and aesthetics (finished look). Click here for further information on grate selection.
Perforated Steel - Load Class A - Features circular holes for water intake at a regular interval. Available in full and half meters and galvanized or stainless steel.
Click here for more info. Slotted Steel - Load Class A - Features perpendicular slots to the trench body. Available in full and half meters and galvanized or stainless steel.
Click here for more info. Longitudinal Plastic - Load Class A - An ADA compliant grate with longitudinal slots flowing the same direction as the trench. Manufactured from polypropylene and multiple color options.
Click here for more info. Longitudinal Stainless Steel - Load Class B - An ADA compliant grate made from grade 304 stainless steel complete with a non-slip surface. The longitudinal slots are in the same direction as the trench.
Click here for more info. Longitudinal Galvanized Steel - Load Class B - An ADA compliant grate made from galvanized steel complete with a non-slip surface. The longitudinal slots are in the same direction as the trench.
Click here for more info. Slotted Plastic - Load Class C - Anti-slip, polypropylene grate with microgrip texture. Slots run perpendicular to the trench channel.
Click here for more info. Slotted Steel - Load Class C - Features perpendicular slots to the trench body. Available in full and half meters and galvanized or stainless steel.
Click here for more info. Perforated Steel - Load Class C - Features circular holes for water intake at a regular interval. Available in full and half meters and galvanized or stainless steel.
Click here for more info. Mesh Steel - Load Class C - Anti-slip and bicycle safe grate with large openings for high water intake. Available in full and half meters and galvanized or stainless steel.
Click here for more info. Slotted Iron - Load Class C - Features perpendicular slots to the trench body. Manufactured from ductile iron.
Click here for more info. Longitudinal Iron - Load Class C - An ADA compliant grate with longitudinal slots flowing the same direction as the trench. Manufactured from ductile iron.
Click here for more info. Wave Iron - Load Class C - A decorative ductile iron grate designed to give a wave-like flow to the slots along the trench drain.
Click here for more info. Slotted Plastic - Load Class C - Anti-slip, polypropylene grate. Slots run perpendicular to the trench channel.
Click here for more info. Mosaic Iron - Load Class C - A decorative ductile iron grate designed with a Gothic look to the hole pattern.
Click here for more info. Slotted Iron - Load Class E - Features perpendicular slots to the trench body. Manufactured from ductile iron.
Click here for more info. Slotted Steel - Load Class E - Features perpendicular slots to the trench body. Available in full and half meters and galvanized or stainless steel.
Click here for more info. Longitudinal Iron - Load Class E - An ADA compliant grate with longitudinal slots flowing the same direction as the trench. Manufactured from ductile iron.
Click here for more info.
Try the ACO Visualizer to see options of grates with different surfaces! View ACO Visualizer
Load Class A (EN 1433) – 3,372 lbs – 116 psi Pedestrian TrafficDrainLok grates provide continual access to the channel and features the locking mechanism as an integral part of the grate.
Compliant with Americans with Disabilities Act of 2010, Section 302.3
ASME A112.6.3 - 2001 Heel-resistant slot width less than 0.31" (8 mm)
Heel-safe slot width equal or less than 0.25" (6.5 mm)
BPN over 24 (test results available)
Compliant to Australian Standard AS 3996 - 2006
No metallic/magnetic parts included
Click these icons to calculate water intake on that specific grate style