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Collection: Load Class B

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145 products

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Manufacturer

Iron Age Designs (49 products)
NDS (51 products)
Hubbell - POLYCAST (7 products)
Polylok (1 products)
ULMA (6 products)
TDS (Trench Drain Systems) (25 products)
Zurn (5 products)

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Grate Load Class

Class A (45 products)
Class B (145 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 (30 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" (28 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 (26 products)
Traditional (4 products)
Nature (35 products)
Slotted (53 products)
Perforated (12 products)
Industrial (9 products)
Patriotic (2 products)

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Material

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 (9 products)
Stainless Steel 316L (8 products)

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Application

Residential (137 products)
Decorative (110 products)
Sports Complex - Recreational (87 products)
General Purpose Drainage - Interior (118 products)
General Purpose Drainage - External (121 products)
Transportation (6 products)

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145 products

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 $221.65 USD

Regular price Sale price From $221.65 USD
Unit price per
Zurn® P4-CG Class B Slotted Cast Iron 4" x 20" Grate

Zurn® P4-CG Class B Slotted Cast Iron 4" x 20" Grate

Regular price $72.00 USD

Regular price Sale price $72.00 USD
Unit price per
Iron Age IA-INTER-0311 Class B Interlaken Cast Iron 3" x 11" Grate

Iron Age IA-INTER-0311 Class B Interlaken Cast Iron 3" x 11" Grate

Regular price From $74.36 USD

Regular price Sale price From $74.36 USD
Unit price per
TDS FG3045 Class B Fiberglass 1.5" Sq. Mesh 8" x 48" Grate

TDS FG3045 Class B Fiberglass 1.5" Sq. Mesh 8" x 48" Grate

Regular price $296.41 USD

Regular price Sale price $296.41 USD
Unit price per
NDS 837 Class C Slotted Traffic Polyolefin 8" x 20" Grate

NDS 837 Class C Slotted Traffic Polyolefin 8" x 20" Grate

Regular price $113.12 USD

Regular price Sale price $113.12 USD
Unit price per
Bronze Age SLOTTED - 3" Wide Grate for NDS Mini Channel

Bronze Age SLOTTED - 3" Wide Grate for NDS Mini Channel

Regular price From $39.95 USD

Regular price Sale price From $39.95 USD
Unit price per
Iron Age IA-INTER-CB12 Class B Interlaken Cast Iron 12" x 12" Grate

Iron Age IA-INTER-CB12 Class B Interlaken Cast Iron 12" x 12" Grate

Regular price From $221.65 USD

Regular price Sale price From $221.65 USD
Unit price per
Bronze Age CATHEDRAL - 316L Stainless 3" Wide Grate for NDS Mini Channel & TDS Max-Mini

Bronze Age CATHEDRAL - 316L Stainless 3" Wide Grate for NDS Mini Channel & TDS Max-Mini

Regular price From $83.00 USD

Regular price Sale price From $83.00 USD
Unit price per
Bronze Age™ LUNA 3" x 12" Grate for NDS Mini Channel

Bronze Age™ LUNA 3" x 12" Grate for NDS Mini Channel

Regular price From $39.95 USD

Regular price Sale price From $39.95 USD
Unit price per
Bronze Age CATHEDRAL - 4" Wide Grate for NDS Spee-D

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

Regular price From $62.70 USD

Regular price Sale price From $62.70 USD
Unit price per
Bronze Age SQUARE DECO - 4" Wide Grate for NDS Spee-D

Bronze Age SQUARE DECO - 4" Wide Grate for NDS Spee-D

Regular price From $62.70 USD

Regular price Sale price From $62.70 USD
Unit price per
NDS Spee-D Botanical HDPE Class B ADA Compliant Grate - Box of 12

NDS Spee-D Botanical HDPE Class B ADA Compliant Grate - Box of 12

Regular price From $665.06 USD

Regular price Sale price From $665.06 USD
Unit price per
NDS Mini Channel Slotted Polyolefin Class B ADA Compliant Grate - Box of 16

NDS Mini Channel Slotted Polyolefin Class B ADA Compliant Grate - Box of 16

Regular price $468.47 USD

Regular price Sale price $468.47 USD
Unit price per
NDS Spee-D Botanical HDPE Class B ADA Compliant Grate - Single

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

Regular price From $55.42 USD

Regular price Sale price From $55.42 USD
Unit price per
NDS 1218 Class B ADA Compliant Botanical HDPE 12" x 12" Grate

NDS 1218 Class B ADA Compliant Botanical HDPE 12" x 12" Grate

Regular price From $85.47 USD

Regular price Sale price From $85.47 USD
Unit price per
Iron Age IA-LOC-CB12 Class B Locust Cast Iron 12" x 12" Grate

Iron Age IA-LOC-CB12 Class B Locust Cast Iron 12" x 12" Grate

Regular price From $221.65 USD

Regular price Sale price From $221.65 USD
Unit price per
Iron Age IA-INTER-CB09 Class B Interlaken Cast Iron 9" x 9" Grate

Iron Age IA-INTER-CB09 Class B Interlaken Cast Iron 9" x 9" Grate

Regular price From $194.48 USD

Regular price Sale price From $194.48 USD
Unit price per
Iron Age IA-LOC-0424 Class B Locust Cast Iron 4" x 24" Grate

Iron Age IA-LOC-0424 Class B Locust Cast Iron 4" x 24" Grate

Regular price From $154.44 USD

Regular price Sale price From $154.44 USD
Unit price per
Iron Age IA-INTER-0418 Class B Interlaken Cast Iron 4" x 18" Grate

Iron Age IA-INTER-0418 Class B Interlaken Cast Iron 4" x 18" Grate

Regular price From $141.57 USD

Regular price Sale price From $141.57 USD
Unit price per
Iron Age IA-CARB-0520 Class B Carbochon Cast Iron 122mm x 500mm Grates

Iron Age IA-CARB-0520 Class B Carbochon Cast Iron 122mm x 500mm Grates

Regular price From $167.31 USD

Regular price Sale price From $167.31 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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