Robust Construction: Manufactured from recycled polypropylene, ensuring resistance to rust and corrosion. Secure Connection: 'Spring-Lock' male/female channel connections and 'Snap-Lock' grating ensure stability and ease of maintenance. Heat Resistant: Suitable for installations adjacent to tarmac surfaces. Load Rating: A15 classification, supporting loads up to 1.5 tonnes, suitable for pedestrian areas. See dimensions below, Weight: 3.747858454 pounds, Manufacturer: Clark Drain