ProDrain Polymer Concrete channel drain features a ductile iron grating with the option of 6mm safeheel grating. With the galvanised edge, and a load rating of D400 it can withstand heavy-load such as public highways and parking areas for all types of vehicles. The polymer concrete body with galvanised steel edge performs to a very-high standard, very durable as it won't rot, warp or rust making it a very reliable channel drain.