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NDS 4 in. Square Drain Grate, Green HDPE - Fits 3 in. Pipe

NDS 4 in. Square Drain Grate, Green HDPE - Fits 3 in. Pipe

Brand: NDS
Save 25%
$12.00
$9.00
SKU 01

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The NDS 4 in. Square Drain Grate in green provides a compact, durable solution for light landscape drainage. Made from high-density polyethylene (HDPE) treated with UV inhibitors, this grate prevents debris entry while allowing efficient surface water flow. It's lightweight, resistant to corrosion, and designed for long service life in outdoor settings.

  • Compact dimensions: top measures 3-9/16 in. square; grate height 1-5/16 in for low-profile installation.
  • Flow performance: 3.5 sq. in. open area with a nominal flow rate of 11 gallons per minute (GPM) for routine landscape runoff.
  • Durable construction: molded HDPE with UV-stable additives resists fading and cracking in outdoor environments.
  • Compatibility: engineered to connect with 3 in. sewer and drain pipe & fittings, 3 in. single-wall corrugated pipe and 3 in. triple-wall pipe.
  • Installation and maintenance: lightweight design snaps into place for fast installation and is easy to remove for cleaning; no rust or metal corrosion to worry about.
  • Warranty and documentation: supported by NDS technical literature and a hassle-free limited lifetime warranty against defects in materials and workmanship.

Choose this NDS 4 in. square grate for small lawns, patios, walkways and landscaped areas where a compact, reliable drain cover is needed to keep drains clear and moving. Review the product technical documents for installation details and compatibility with specific fitting systems before installing.

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Frequently Asked Questions

What pipe sizes and types does this grate fit?
It connects to 3 in. sewer and drain pipe & fittings, 3 in. single-wall corrugated pipe, and 3 in. triple-wall pipe.
How much water can the 4 in. grate handle?
The grate has about 3.5 sq. in. open area with a nominal flow rate of 11 gallons per minute (GPM) for typical landscape runoff.
Is this grate suitable for outdoor, long-term use?
Yes. Molded HDPE with UV inhibitors resists fading and cracking outdoors and the product carries a limited lifetime warranty against defects.