NDS square grates are one piece injection molded from structural foam polyolefins for maximum strength. Ultraviolet light inhibitors are added to prevent fading and cracking from exposure to the sun. NDS grates come in a variety of sizes ranging from 3 to 12 In., and come in green, black, Gray, and sand.
Use to drain excess water and direct it to a more water safe area such as a curb or gutter
Can be use in large lawn areas, large landscape areas, patios and atriums
Can be used with 4-in sewer and drain pipe and fittings, 4-in corrugated pipe and 4-in triple wall pipe
Open surface area 4.25 square inches
Will accommodate 13 GPM with 1/2-in of head
The NDS 5-in structural foam polyolefin grate is injection molded in 1 piece for strength and the added ultraviolet light inhibitors prevent fading and cracking from exposure to the sun
ADA compliant and heel proof