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  • Drainage Kits
    • Popular Manufacturers
      • TDS
      • NDS
      • POLYCAST®
      • ULMA
      • Zurn
      • All Manufacturers
    • Popular Drainage Systems
      • Dura Slope
      • Mini Channel
      • Polycast 600/700
      • Slim Channel
      • SS600
      • ULMA U100K(X)
      • All Drainage Systems
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      • All Channel Materials
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    • Popular Manufacturers
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    • Popular Drainage Systems
      • Dura Slope
      • FP1200
      • Mini Channel
      • Polycast 600/700
      • Slim Channel
      • SS600
      • ULMA U100K(X)
      • All Drainage Systems
    • Grate Material
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  • HYDROPLUS - 461 ductile iron grate Class E

    ULMA HYDROPLUS with Ductile Iron Slotted Grate (461D) Class E

    ULMA HYDROPLUS with Ductile Iron Slotted Grate (461D) Class E

    Regular price From $210.46 USD
    Regular price Sale price From $210.46 USD
    Unit price /  per 
  • NDS838-load-star-grate-2

    NDS 838 Class C Heavy Duty ADA High Impact Nylon Grate 8" x 20" (Nominal)

    NDS 838 Class C Heavy Duty ADA High Impact Nylon Grate 8" x 20" (Nominal)

    Regular price $220.31 USD
    Regular price Sale price $220.31 USD
    Unit price /  per 
  • D&L J-4221-01

    J-4221-01 Heavy Duty Cast Iron 10" x 24" x 1.5" Grate | D&L Foundry

    J-4221-01 Heavy Duty Cast Iron 10" x 24" x 1.5" Grate | D&L Foundry

    Regular price $145.50 USD
    Regular price Sale price $145.50 USD
    Unit price /  per 
  • PolycastAA-Frame-DK cast iron frame

    DG0700AA POLYCAST HARDNOSE 700 Series Cast Iron Frame

    DG0700AA POLYCAST HARDNOSE 700 Series Cast Iron Frame

    Regular price $50.58 USD
    Regular price Sale price $50.58 USD
    Unit price /  per 
  • 6515 USF Rail- 1 piece

    Heavy Duty Cast Iron USF 6515 Frame Rail 1.5" x 24"

    Heavy Duty Cast Iron USF 6515 Frame Rail 1.5" x 24"

    Regular price $78.08 USD
    Regular price Sale price $78.08 USD
    Unit price /  per 
  • GF-21424F

    GF 21424 F Heavy-Duty Gray Iron Frame | General Foundry (Single)

    GF 21424 F Heavy-Duty Gray Iron Frame | General Foundry (Single)

    Regular price $79.20 USD
    Regular price Sale price $79.20 USD
    Unit price /  per 
  • TDS-6118-12x24-Cast-Iron-Grate US Foundry

    6118 Heavy Duty Cast Iron 12" x 24" x 1.5" Grate

    6118 Heavy Duty Cast Iron 12" x 24" x 1.5" Grate

    Regular price $348.50 USD
    Regular price Sale price $348.50 USD
    Unit price /  per 
  • D&L J-4222-04

    J-4222-04 Heavy Duty Cast Iron 12" x 24" x 1.5" Grate | D&L Foundry

    J-4222-04 Heavy Duty Cast Iron 12" x 24" x 1.5" Grate | D&L Foundry

    Regular price $206.40 USD
    Regular price Sale price $206.40 USD
    Unit price /  per 
  • 6516 USF cast iron frame - set of 2

    Heavy Duty Gray Iron USF 6516-2 Frame Rails 1.5" x 48" (Set of 2)

    Heavy Duty Gray Iron USF 6516-2 Frame Rails 1.5" x 48" (Set of 2)

    Regular price $232.12 USD
    Regular price Sale price $232.12 USD
    Unit price /  per 
  • DG0900 Load Class F Ductile Iron Grate and Frame

    TDS DG0900 Class F H-20 Slotted Ductile Iron 6" x 16" Grate

    TDS DG0900 Class F H-20 Slotted Ductile Iron 6" x 16" Grate

    Regular price $81.00 USD
    Regular price Sale price $81.00 USD
    Unit price /  per 
  • 00690240 EJ 6902M2 heavy duty grate

    6902M2 Heavy Duty Cast Iron 10″ x 24″ x 2" Grate

    6902M2 Heavy Duty Cast Iron 10″ x 24″ x 2" Grate

    Regular price $260.38 USD
    Regular price Sale price $260.38 USD
    Unit price /  per 
  • DG3043D 3000 Series Black Transverse Slotted ADA Grate Class D400

    DG3043D Class D ADA Compliant Transverse Slotted Ductile Iron 8"x24"x1.5" Grate

    DG3043D Class D ADA Compliant Transverse Slotted Ductile Iron 8"x24"x1.5" Grate

    Regular price $72.09 USD
    Regular price Sale price $72.09 USD
    Unit price /  per 
  • Trench•Era™ FP Series Drain System w/DG3043D 8" Wide Class C Grate - HD Stainless Frame

    Trench•Era™ FP Series Drain System w/DG3043D 8" Wide Class C Grate - HD Stainless Frame

    Trench•Era™ FP Series Drain System w/DG3043D 8" Wide Class C Grate - HD Stainless Frame

    Request quote
  • East Jordan 6950 Heavy Duty Frame Rails

    Heavy Duty Cast Iron EJ 6950 Frame Rail 1.5" x 48"

    Heavy Duty Cast Iron EJ 6950 Frame Rail 1.5" x 48"

    Regular price $208.73 USD
    Regular price Sale price $208.73 USD
    Unit price /  per 
  • Trench•Era™ FP Series Drain System w/DG1246 14" Wide Class F Grate - HD Stainless Frame

    Trench•Era™ FP Series Drain System w/DG1246 14" Wide Class F Grate - HD Stainless Frame

    Trench•Era™ FP Series Drain System w/DG1246 14" Wide Class F Grate - HD Stainless Frame

    Request quote
  • Trench•Era™ FP Series Drain System w/DG1248R 14" Wide Class C Grate - MD Stainless Frame

    Trench•Era™ FP Series Drain System w/DG1248R 14" Wide Class C Grate - MD Stainless Frame

    Trench•Era™ FP Series Drain System w/DG1248R 14" Wide Class C Grate - MD Stainless Frame

    Request quote
  • 6100 grate

    US Foundry 6100 Heavy Duty Slotted C35B Gray Iron 8" x 24" x 1.5" Grate

    US Foundry 6100 Heavy Duty Slotted C35B Gray Iron 8" x 24" x 1.5" Grate

    Regular price $337.60 USD
    Regular price Sale price $337.60 USD
    Unit price /  per 
  • FPK-FG1245-G

    Trench•Era™ FP Series Drain System w/FG1245 14" Wide Class A Grate - MD Galvanized Frame

    Trench•Era™ FP Series Drain System w/FG1245 14" Wide Class A Grate - MD Galvanized Frame

    Request quote
  • US Foundry 6120 cast iron grate 12x24x2

    US Foundry 6120 Heavy Duty Cast Iron 12″ x 24″ x 2" Grate

    US Foundry 6120 Heavy Duty Cast Iron 12″ x 24″ x 2" Grate

    Regular price $219.44 USD
    Regular price Sale price $219.44 USD
    Unit price /  per 
  • 6515 USF Rails set of 2

    Heavy Duty Cast Iron USF 6515-2 Frame Rails 1.5" x 24" (Set of 2)

    Heavy Duty Cast Iron USF 6515-2 Frame Rails 1.5" x 24" (Set of 2)

    Regular price $156.16 USD
    Regular price Sale price $156.16 USD
    Unit price /  per 
  • 6516 USF cast iron frame - 1 piece

    Heavy Duty Gray Iron USF 6516 Frame Rail 1.5" x 48"

    Heavy Duty Gray Iron USF 6516 Frame Rail 1.5" x 48"

    Regular price $116.06 USD
    Regular price Sale price $116.06 USD
    Unit price /  per 
  • East Jordan 6950 Heavy Duty Frame Rails

    Heavy Duty Cast Iron EJ6950-2 Frame Rails 1.5" x 48" (Set of 2)

    Heavy Duty Cast Iron EJ6950-2 Frame Rails 1.5" x 48" (Set of 2)

    Regular price $417.45 USD
    Regular price Sale price $417.45 USD
    Unit price /  per 
  • Polycast Catch Basin with DG0653 Ductile Iron Grate

    POLYCAST® DP0653SB 24" Catch Basin w/DG0653D Slotted Ductile Iron Grate

    POLYCAST® DP0653SB 24" Catch Basin w/DG0653D Slotted Ductile Iron Grate

    Regular price $1,896.98 USD
    Regular price Sale price $1,896.98 USD
    Unit price /  per 
  • V7385 Slotted Heavy Duty Grate

    V7385 Heavy Duty Slotted Cast Iron 17" x 24" x 2" Grate ADA Compliant

    V7385 Heavy Duty Slotted Cast Iron 17" x 24" x 2" Grate ADA Compliant

    Regular price $516.86 USD
    Regular price Sale price $516.86 USD
    Unit price /  per 
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Resources

Shipping / Returns

Determining Your Grate Size

Load Class Chart

Installer Map

Drainage News

  • How Do You Clean Out a Trench Drain Without Damaging It?

    May 27, 2026
  • What is Load Class and Why Is It Important?

    Feb 23, 2024
  • Keeping Livestock Safe – Grate Ideas

    Feb 02, 2024
  • TDS Bronze Age™ Collection

    Oct 31, 2023

On Sale

  • ULMA HYDROPLUS Mini w/ BARS Ductile Iron Grate Class C

    ULMA HYDROPLUS Mini w/ BARS Ductile Iron Grate Class C

    $237.16 $183.00
  • ULMA HYDROPLUS Mini w/ FERN Ductile Iron Grate Class C

    ULMA HYDROPLUS Mini w/ FERN Ductile Iron Grate Class C

    $237.16 $183.00
  • ULMA HYDROPLUS Mini w/ CATHEDRAL Ductile Iron Grate Class C

    ULMA HYDROPLUS Mini w/ CATHEDRAL Ductile Iron Grate Class C

    $237.16 $183.00
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