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Top view of black NDS 18-inch atrium drainage grate (model 1881), square 18 x 18, foam polyolefin construction with grid pattern for debris control.

NDS 1881 18" Atrium Drainage Grate - Black, 18 x 18

Brand: NDS
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$222.37
$166.78
SKU 1881

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Engineered for low-profile drainage in landscaping and hardscape areas, the NDS 1881 Atrium Grate provides reliable surface water removal while remaining lightweight and easy to handle. Ideal for planter beds, window wells, patios, and other areas that collect debris where conventional concrete grates are impractical.

  • Size: 18 x 18 inches - designed to fit 18" x 18" catch basin series.
  • Material: Foam polyolefin construction for a rustproof, chemical-resistant finish.
  • UV-stabilized color resists fading; maintenance-free and lightweight for quick installation.
  • Proven alternative to concrete drains; suitable for light foot traffic and landscape use.
  • Simple snap-in installation and low-profile grid pattern that helps block debris.

Backed by NDS product compatibility, this atrium grate is a practical, long-lasting choice for residential and commercial landscaping projects that need discreet, efficient drainage without heavy materials.

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Frequently Asked Questions

What size catch basin does the NDS 1881 grate fit?
Fits NDS 18 x 18 inch catch basin series. Verify model compatibility before installation.
What material is the 1881 atrium grate made of?
Made from foam polyolefin with UV-stabilized additives; chemical-resistant and rustproof for outdoor use.
Can this grate handle foot traffic and outdoor exposure?
Yes — suitable for light foot traffic and landscape use; UV-resistant and maintenance-free under normal conditions.
How should I clean and maintain this atrium grate?
Lift the grate to remove debris, rinse with a hose, and inspect periodically for blockages.