Flow trench grates feature extended individual grate length and unmatched pattern repetition lengths, exclusive to Urban Accessories. Industry-exclusive 48” individual grate length on 6” wide grating with 8’ pattern repetition. Conforms to ADA Accessibility Guideline. AVAILABLE MATERIALS: 100% Recycled Grey Iron, Ductile Iron, 100% Recycled Aluminum, Silicon Bronze, Nickel Bronze. AVAILABLE FINISHES: Raw Natural Finish, Rust Conditioner (Grey and Ductile Iron Only), Polyester Powder Coat, Liquid Coat (Available upon request), Brush (Aluminum, Bronze and Nickel Bronze Only), Polish (Aluminum, Bronze and Nickel Bronze Only).