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Collection: NDS Grates

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NDS (165 products)
TDS (Trench Drain Systems) (3 products)

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Decorative (93 products)
Sports Complex - Recreational (107 products)
Food Processing (2 products)
General Purpose Drainage - Interior (105 products)
General Purpose Drainage - External (107 products)
Transportation (9 products)

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900 Series (10 products)
1200 Series (23 products)
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2400 Series (3 products)
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Mini Channel (31 products)
Point Drain (8 products)
Pro Series 3 (1 products)
Pro Series 5 (10 products)
Pro Series 8 (4 products)
Pro Series 12 (2 products)
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Spee-D (33 products)

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Class A (48 products)
Class B (111 products)
Class C (11 products)
Class D (13 products)

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Plastic - (PP, HDPE, PE) (126 products)
Plastic - (PP, HDPE, PE) - Gray (31 products)
Plastic - (PP, HDPE, PE) - Sand (31 products)

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Grate (165 products)
Channel Grate (114 products)
Catch Basin Grate (49 products)
Part (2 products)
Channel Part (3 products)

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Bronze - Brushed (4 products)
Bronze - Polished (2 products)
Ductile/Cast Iron - Baked on Oil Finish (11 products)
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Fiberglass (1 products)
Fiberglass - 1.50" Sq Mesh (1 products)
Galvanized Steel (7 products)
Plastic/HDPE - Black (27 products)
Plastic/HDPE - Gray (28 products)
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Stainless Steel 304 (1 products)
Stainless Steel 316L (2 products)

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2.25" for NDS Slim Channel (10 products)
2.38" for Zurn Z880 (1 products)
2.75" for NDS Mini Channel (31 products)
3.00" Dia (1 products)
3.88" for Pro Series 3 (1 products)
4.00" Dia (1 products)
4.13" for NDS Spee-D (31 products)
4.75" x 4.75" for NDS Pipe Adaptors (1 products)
5.18" for Pro Series 5 (10 products)
6.00" for NDS DuraSlope (24 products)
6.00" Dia (2 products)
6.13" x 6.13" for NDS Pipe Adaptors (1 products)
7.88" for Pro Series 8 (4 products)
7.88" x 7.88" (1 products)
9.0" x 9.0" for NDS 900 Series (11 products)
12.0" x 12.0" for NDS 1200 Series (24 products)
15.00" Dia (1 products)
18.0" x 18.0" for NDS 1800 Series (7 products)
24.0" x 24.0" for NDS 2400 Series (3 products)

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0.25" with T-Top (9 products)
0.38" (17 products)
0.38" with T-Top (14 products)
.50" (1 products)
0.75" (71 products)
1.00" (7 products)
1.125" (32 products)
1.25" with T-Top (1 products)
1.50" with T-Top (1 products)
1.75" with T-Top (1 products)
2.00" (4 products)
4.75" with T-Top (1 products)

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BAR (3 products)
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DIAMOND (2 products)
OBLIO (35 products)
PERFORATED (7 products)
SLOTTED (54 products)
SQ DECO (3 products)
TILE (2 products)
WAVE (7 products)
WEAVE (2 products)

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GEOMETRIC (40 products)
NATURE (41 products)
PERFORATED (7 products)
SLOTTED (65 products)

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Edging - None (156 products)
Edging - Galvanized (9 products)
Edging - Stainless (11 products)
Frame - None (155 products)
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165 products

NDS 1811 Class B ADA Compliant Slotted HDPE 18" x 18" Grate - BLACK

NDS 1811 Class B ADA Compliant Slotted HDPE 18" x 18" Grate - BLACK

Regular price $221.54 USD

Regular price Sale price $221.54 USD
Unit price per
NDS 1812 Class B ADA Compliant Slotted HDPE 18" x 18" Grate - GREEN

NDS 1812 Class B ADA Compliant Slotted HDPE 18" x 18" Grate - GREEN

Regular price $228.39 USD

Regular price Sale price $228.39 USD
Unit price per
NDS 542 - Box of 16 - Class B ADA Compliant Slotted HDPE 3" x 36" Grate - GREEN

NDS 542 - Box of 16 - Class B ADA Compliant Slotted HDPE 3" x 36" Grate - GREEN

Regular price $468.47 USD

Regular price Sale price $468.47 USD
Unit price per
NDS 554S - Box of 16 - Class B ADA Compliant Botanical Polyolefin 3" x 36" Grate - SAND

NDS 554S - Box of 16 - Class B ADA Compliant Botanical Polyolefin 3" x 36" Grate - SAND

Regular price $596.74 USD

Regular price Sale price $596.74 USD
Unit price per
NDS 555GY Class B ADA Compliant Wave Polyolefin 3" x 36" Grate - GRAY

NDS 555GY Class B ADA Compliant Wave Polyolefin 3" x 36" Grate - GRAY

Regular price $37.30 USD

Regular price Sale price $37.30 USD
Unit price per
NDS 555GR Class B ADA Compliant Wave Polyolefin 3" x 36" Grate - GREEN

NDS 555GR Class B ADA Compliant Wave Polyolefin 3" x 36" Grate - GREEN

Regular price $37.30 USD

Regular price Sale price $37.30 USD
Unit price per
NDS 555S Class B ADA Compliant Wave Polyolefin 3" x 36" Grate - SAND

NDS 555S Class B ADA Compliant Wave Polyolefin 3" x 36" Grate - SAND

Regular price $37.30 USD

Regular price Sale price $37.30 USD
Unit price per
NDS 555S - Box of 16 - Class B ADA Compliant Wave Polyolefin 3" x 36" Grate - SAND

NDS 555S - Box of 16 - Class B ADA Compliant Wave Polyolefin 3" x 36" Grate - SAND

Regular price $596.74 USD

Regular price Sale price $596.74 USD
Unit price per
NDS 555 - Box of 16 - Class B ADA Compliant Wave Polyolefin 3" x 36" Grate - BLACK

NDS 555 - Box of 16 - Class B ADA Compliant Wave Polyolefin 3" x 36" Grate - BLACK

Regular price $596.76 USD

Regular price Sale price $596.76 USD
Unit price per
NDS 555GR - Box of 16 - Class B ADA Compliant Wave Polyolefin 3" x 36" Grate - GREEN

NDS 555GR - Box of 16 - Class B ADA Compliant Wave Polyolefin 3" x 36" Grate - GREEN

Regular price $596.74 USD

Regular price Sale price $596.74 USD
Unit price per
NDS 253CI-BF Class B ADA Compliant Wave Ductile Iron 4" x 24" Grate - BoOF

NDS 253CI-BF Class B ADA Compliant Wave Ductile Iron 4" x 24" Grate - BoOF

Regular price $200.52 USD

Regular price Sale price $200.52 USD
Unit price per
NDS 252CI-BF Class B ADA Compliant Botanical Cast Iron 4" x 24" Grate - BoOF

NDS 252CI-BF Class B ADA Compliant Botanical Cast Iron 4" x 24" Grate - BoOF

Regular price $200.52 USD

Regular price Sale price $200.52 USD
Unit price per
NDS 1280 Atrium HDPE 12" X 12" Grate - GREEN

NDS 1280 Atrium HDPE 12" X 12" Grate - GREEN

Regular price $87.23 USD

Regular price Sale price $87.23 USD
Unit price per
NDS 1290 Atrium HDPE 12" X 12" Grate - BLACK

NDS 1290 Atrium HDPE 12" X 12" Grate - BLACK

Regular price $87.23 USD

Regular price Sale price $87.23 USD
Unit price per
NDS 1881 Atrium HDPE 18" X 18" Grate - BLACK

NDS 1881 Atrium HDPE 18" X 18" Grate - BLACK

Regular price $176.25 USD

Regular price Sale price $176.25 USD
Unit price per
NDS 542 Class B ADA Compliant Heel-Proof HDPE 3" x 36" Grate - GREEN

NDS 542 Class B ADA Compliant Heel-Proof HDPE 3" x 36" Grate - GREEN

Regular price $29.28 USD

Regular price Sale price $29.28 USD
Unit price per
NDS 242 Class B ADA Compliant Slotted HDPE 4" x 24" Grate - GREEN

NDS 242 Class B ADA Compliant Slotted HDPE 4" x 24" Grate - GREEN

Regular price $38.43 USD

Regular price Sale price $38.43 USD
Unit price per
NDS 251 Class B ADA Compliant Slotted HDPE 4" x 24" Grate - BRICK RED

NDS 251 Class B ADA Compliant Slotted HDPE 4" x 24" Grate - BRICK RED

Regular price $41.42 USD

Regular price Sale price $41.42 USD
Unit price per
NDS 252GR Class B ADA Compliant Heel-Proof Botanical HDPE 4" x 24" Grate - GREEN

NDS 252GR Class B ADA Compliant Heel-Proof Botanical HDPE 4" x 24" Grate - GREEN

Regular price $58.67 USD

Regular price Sale price $58.67 USD
Unit price per
NDS 252S Class B ADA Compliant Botanical HDPE 4" x 24" Grate - SAND

NDS 252S Class B ADA Compliant Botanical HDPE 4" x 24" Grate - SAND

Regular price $55.42 USD

Regular price Sale price $55.42 USD
Unit price per

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Resources

Shipping / Returns

Determining Your Grate Size

Load Class Chart

Drainage News

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May 27, 2026
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Feb 23, 2024
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Feb 02, 2024
TDS Bronze Age™ Collection
Oct 31, 2023

On Sale

ULMA HYDROPLUS Mini w/ BARS Ductile Iron Grate Class C
~~$237.16~~ $183.00
ULMA HYDROPLUS Mini w/ FERN Ductile Iron Grate Class C
~~$237.16~~ $183.00
ULMA HYDROPLUS Mini w/ CATHEDRAL Ductile Iron Grate Class C
~~$237.16~~ $183.00

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