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The NDS 999S is a 9-inch square plastic drain grate finished in sand color, designed for use in surface drainage applications. It sits atop compatible NDS drainage basins and channel drain systems to allow water to pass through while keeping debris out. The grate weighs 1.5 pounds, making it lightweight and easy to handle during installation. Landscape contractors, irrigation specialists, and drainage professionals typically work with this component when building or maintaining residential and light commercial drainage systems.
This grate is suited for outdoor drainage installations where a low-profile, surface-mounted solution is needed. Common applications include yard drains, driveway drains, and patio drainage points where the sand color finish blends with natural or concrete surroundings. It is intended for use as a replacement or new-install grate on compatible NDS basin and catch basin products sized for the 9-inch square format.
Designed as an OEM-style replacement or new-install grate for NDS drainage basins and systems that accept a 9-inch square grate opening.
Installation is typically performed by landscape contractors or irrigation professionals. Before servicing an existing drain, clear the area of standing water and debris. Ensure the basin or channel drain body is properly set to grade before seating the grate. Follow all applicable local drainage and plumbing codes during installation.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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