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Collection: Load Class B

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143 products

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Iron Age Designs (49 products)
NDS (52 products)
Hubbell - POLYCAST (7 products)
Polylok (1 products)
ULMA (6 products)
TDS (Trench Drain Systems) (23 products)
Zurn (5 products)

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Grate Load Class

Class A (43 products)
Class B (143 products)

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Grate Width

2.25" for NDS Slim Channel (1 products)
2.38" for Zurn Z880 (1 products)
2.75" for NDS Mini Channel (28 products)
3.88" for Pro Series 3 (1 products)
4.00" Dia (1 products)
4.13" for Zurn Z884 (1 products)
4.13" for NDS Spee-D (18 products)
4.52" Dia (3 products)
4.81" for ULMA (26 products)
5.00" (1 products)
5.18" for Pro Series 5 (7 products)
5.25" for Hubbell Polycast (9 products)
5.38" for Zurn Z886 (3 products)
6.00" for NDS DuraSlope (5 products)
6.00" Dia (1 products)
6.75" Dia (3 products)
7.88" for Pro Series 8 (2 products)
7.88" x 7.88" (1 products)
8.00" for TDS FP/FF/FE 0600 (1 products)
9.0" x 9.0" for NDS 900 Series (3 products)
11.25" (1 products)
12.0" x 12.0" for NDS 1200 Series (13 products)
12.00" for Pro Series 12 (1 products)
15.00" Dia (1 products)
18.0" x 18.0" for NDS 1800 Series (4 products)
24.0" x 24.0" for NDS 2400 Series (5 products)

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Grate Thickness

0.25" with T-Top (1 products)
0.38" (26 products)
0.38" with T-Top (4 products)
.50" (1 products)
0.63" (1 products)
0.75" (72 products)
0.75" with T-Top (3 products)
0.81" (1 products)
0.81" with T-Top (4 products)
1.00" (4 products)
1.125" (16 products)
1.44" (1 products)
1.50" (1 products)
2.00" (5 products)
4.75" with T-Top (1 products)

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Pattern Style

Abstract (4 products)
Geometric (25 products)
Traditional (4 products)
Nature (35 products)
Slotted (53 products)
Perforated (11 products)
Industrial (9 products)
Patriotic (2 products)

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Aluminum (10 products)
Bronze - Brushed (11 products)
Bronze - Natural (10 products)
Ductile/Cast Iron - Baked on Oil Finish (35 products)
Ductile/Cast Iron - Raw (65 products)
Fiberglass (4 products)
Fiberglass - 1.50" Sq Mesh (1 products)
Galvanized Steel (12 products)
Plastic/HDPE - Black (22 products)
Plastic/HDPE - Gray (21 products)
Plastic/HDPE - Light Gray (3 products)
Plastic/HDPE - Green (16 products)
Plastic/HDPE - Brick Red (4 products)
Plastic/HDPE - Sand (19 products)
Plastic/HDPE - White (6 products)
Stainless Steel 304 (7 products)
Stainless Steel 316L (8 products)

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Application

Residential (135 products)
Decorative (108 products)
Sports Complex - Recreational (85 products)
General Purpose Drainage - Interior (118 products)
General Purpose Drainage - External (121 products)
Transportation (6 products)

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143 products

POLYCAST DG0640 Class A Slotted Galvanized 5.25" x 48" Grate

POLYCAST DG0640 Class A Slotted Galvanized 5.25" x 48" Grate

Regular price $64.11 USD

Regular price Sale price $64.11 USD
Unit price per
NDS Mini Channel Slotted ADA Compliant Heel-Proof Polyolefin Grate - Single

NDS Mini Channel Slotted ADA Compliant Heel-Proof Polyolefin Grate - Single

Regular price $29.28 USD

Regular price Sale price $29.28 USD
Unit price per
POLYLOK PL-90860 Class B Mesh Polypropylene 5" x 48" Grate

POLYLOK PL-90860 Class B Mesh Polypropylene 5" x 48" Grate

Regular price From $97.89 USD

Regular price Sale price From $97.89 USD
Unit price per
NDS Spee-D Slotted HDPE Class B ADA Compliant Grate - Single

NDS Spee-D Slotted HDPE Class B ADA Compliant Grate - Single

Regular price From $33.30 USD

Regular price Sale price From $33.30 USD
Unit price per
NDS DuraSlope Slotted Class B ADA Compliant 6" x 24" Grate

NDS DuraSlope Slotted Class B ADA Compliant 6" x 24" Grate

Regular price From $66.35 USD

Regular price Sale price From $66.35 USD
Unit price per
POLYCAST DG0647 Class B Slotted Stainless Steel Grate

POLYCAST DG0647 Class B Slotted Stainless Steel Grate

Regular price From $137.60 USD

Regular price Sale price From $137.60 USD
Unit price per
NDS 254 Galvanized Slotted 4" x 24" Class B Grate

NDS 254 Galvanized Slotted 4" x 24" Class B Grate

Regular price $56.66 USD

Regular price Sale price $56.66 USD
Unit price per
NDS 881 Class A ADA Compliant Slotted HDPE 8" x 8" Grate - BLACK

NDS 881 Class A ADA Compliant Slotted HDPE 8" x 8" Grate - BLACK

Regular price $19.48 USD

Regular price Sale price $19.48 USD
Unit price per
Iron Age IA-LOC-4D-BF Class B Locust Cast Iron 4" Dia. Grate - BoOF

Iron Age IA-LOC-4D-BF Class B Locust Cast Iron 4" Dia. Grate - BoOF

Regular price $77.22 USD

Regular price Sale price $77.22 USD
Unit price per
Iron Age IA-INTER-CB18 Class B Interlaken Cast Iron 18" x 18" x 1" Grate

Iron Age IA-INTER-CB18 Class B Interlaken Cast Iron 18" x 18" x 1" Grate

Regular price From $604.89 USD

Regular price Sale price From $604.89 USD
Unit price per
NDS DuraSlope Perforated Class B ADA Compliant 6" x 24" Grate

NDS DuraSlope Perforated Class B ADA Compliant 6" x 24" Grate

Regular price From $66.70 USD

Regular price Sale price From $66.70 USD
Unit price per
POLYCAST FG0644 Class B Spacing 5/8" Fiberglass BAR 5.25" x 48" Grate

POLYCAST FG0644 Class B Spacing 5/8" Fiberglass BAR 5.25" x 48" Grate

Regular price $235.96 USD

Regular price Sale price $235.96 USD
Unit price per
NDS 824 Class B ADA Compliant Slotted Galvanized Slotted 5" x 20" Grate

NDS 824 Class B ADA Compliant Slotted Galvanized Slotted 5" x 20" Grate

Regular price $54.13 USD

Regular price Sale price $54.13 USD
Unit price per
Bronze Age FOAM - 4" Wide Grate for NDS Spee-D

Bronze Age FOAM - 4" Wide Grate for NDS Spee-D

Regular price From $62.70 USD

Regular price Sale price From $62.70 USD
Unit price per
Iron Age IA-INTER-0520-HP 5" HP Interlaken Cast Iron Grates Class B

Iron Age IA-INTER-0520-HP 5" HP Interlaken Cast Iron Grates Class B

Regular price From $174.46 USD

Regular price Sale price From $174.46 USD
Unit price per
Zurn P6-HPD Slotted Heel-Proof Ductile Iron 6" x 20" Grate B

Zurn P6-HPD Slotted Heel-Proof Ductile Iron 6" x 20" Grate B

Regular price $129.60 USD

Regular price Sale price $129.60 USD
Unit price per
NDS 620 Pop-Up Emitter for 6" SDR pipe

NDS 620 Pop-Up Emitter for 6" SDR pipe

Regular price $40.14 USD

Regular price Sale price $40.14 USD
Unit price per
Iron Age IA-INTER-0520 Class B Interlaken Cast Iron 122mm x 500mm Grates

Iron Age IA-INTER-0520 Class B Interlaken Cast Iron 122mm x 500mm Grates

Regular price From $174.46 USD

Regular price Sale price From $174.46 USD
Unit price per
NDS 999 Class A ADA Compliant Slotted HDPE 9" x 9" Grate - GRAY

NDS 999 Class A ADA Compliant Slotted HDPE 9" x 9" Grate - GRAY

Regular price $49.51 USD

Regular price Sale price $49.51 USD
Unit price per
Iron Age IA-BULL-CB12-HP Class B Bullseye Heel-Proof Cast Iron 12" x 12" Grate

Iron Age IA-BULL-CB12-HP Class B Bullseye Heel-Proof Cast Iron 12" x 12" Grate

Regular price From $231.66 USD

Regular price Sale price From $231.66 USD
Unit price per

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Drainage News

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Sep 12, 2025
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Sep 12, 2025

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