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Drainage Kits
  • Shop All
  • 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
    • Channel Materials
      • Fiberglass
      • Plastic
      • Polymer Concrete
      • Stainless Steel
      • Pour in Place (Concrete)
      • All Channel Materials
    • Load Class
      • Load Class A
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      • Load Class E
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      • All Load Classes
  • Grates
    • Popular Manufacturers
      • TDS
      • Bronze Age
      • NDS
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      • Polylok
      • ULMA
      • Zurn
      • All Manufacturers
    • 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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      • Bronze
      • Ductile/Cast Iron
      • Fiberglass
      • Galvanized Steel
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      • Stainless Steel
      • All Grate Materials
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  • RG-151224-AB

    RG-151224-AB Heavy Duty Ductile Iron Slotted 12″ x 24″ x 1.5″ Grate | TDS

    RG-151224-AB Heavy Duty Ductile Iron Slotted 12″ x 24″ x 1.5″ Grate | TDS

    Regular price $217.44 USD
    Regular price Sale price $217.44 USD
    Unit price /  per 
  • GF-21424

    GF 21424 Heavy-Duty Gray Iron Slotted 14" x 24" x 2" Grate | General Foundry

    GF 21424 Heavy-Duty Gray Iron Slotted 14" x 24" x 2" Grate | General Foundry

    Regular price $198.99 USD
    Regular price Sale price $198.99 USD
    Unit price /  per 
  • J-4222-01 Heavy Duty Cast Iron 12" x 24" x 1.5" Grate | D&L Foundry

    J-4222-01 Heavy Duty Cast Iron 12" x 24" x 1.5" Grate | D&L Foundry

    J-4222-01 Heavy Duty Cast Iron 12" x 24" x 1.5" Grate | D&L Foundry

    Regular price $230.80 USD
    Regular price Sale price $230.80 USD
    Unit price /  per 
  • J-4223-01 Heavy Duty Cast Iron 14" x 24" x 1.5" Grate | D&L Foundry

    J-4223-01 Heavy Duty Cast Iron 14" x 24" x 1.5" Grate | D&L Foundry

    J-4223-01 Heavy Duty Cast Iron 14" x 24" x 1.5" Grate | D&L Foundry

    Regular price $251.52 USD
    Regular price Sale price $251.52 USD
    Unit price /  per 
  • RG-151224-AB

    RG-151424-AB Heavy Duty Ductile Iron Slotted 14" x 24" x 1.5" Grate | TDS

    RG-151424-AB Heavy Duty Ductile Iron Slotted 14" x 24" x 1.5" Grate | TDS

    Regular price $257.04 USD
    Regular price Sale price $257.04 USD
    Unit price /  per 
  • EJ6953M2-6954M2 Rust-colored heavy-duty metal drain cover with 'TDS' branding on a white background

    EJ 6954M2 Heavy Duty Gray Iron 14" x 24" x 1.5" Grate

    EJ 6954M2 Heavy Duty Gray Iron 14" x 24" x 1.5" Grate

    Regular price $381.70 USD
    Regular price Sale price $381.70 USD
    Unit price /  per 
  • GF-22024

    GF 22024 Heavy-Duty Gray Iron Slotted 20" x 24" x 2" Grate | General Foundry

    GF 22024 Heavy-Duty Gray Iron Slotted 20" x 24" x 2" Grate | General Foundry

    Regular price $308.00 USD
    Regular price Sale price $308.00 USD
    Unit price /  per 
  • GF-21429-ADA

    GF 21429 ADA Heavy-Duty Gray Iron Slotted 14" x 24" x 2" Grate | General Foundry

    GF 21429 ADA Heavy-Duty Gray Iron Slotted 14" x 24" x 2" Grate | General Foundry

    Regular price $169.40 USD
    Regular price Sale price $169.40 USD
    Unit price /  per 
  • EJ6953M2-6954M2 Rust-colored heavy-duty metal drain cover with 'TDS' branding on a white background

    EJ 6953M2 Heavy Duty Gray Iron 12" x 24" x 1.5" Grate

    EJ 6953M2 Heavy Duty Gray Iron 12" x 24" x 1.5" Grate

    Regular price $358.98 USD
    Regular price Sale price $358.98 USD
    Unit price /  per 
  • TDS-6455 cast iron heavy duty grate

    US Foundry 6455 Heavy Duty Slotted Cast Iron 17" x 24" Grate

    US Foundry 6455 Heavy Duty Slotted Cast Iron 17" x 24" Grate

    Regular price $299.09 USD
    Regular price Sale price $299.09 USD
    Unit price /  per 
  • DG0641D POLYCAST ductile iron slotted grate Class D

    POLYCAST DG0641D Class D Slotted Ductile Iron Grate 6" x 24" (Nominal)

    POLYCAST DG0641D Class D Slotted Ductile Iron Grate 6" x 24" (Nominal)

    Regular price $49.31 USD
    Regular price Sale price $49.31 USD
    Unit price /  per 
  • Neenah R-4990-DX-A Heavy Duty Cast Iron 14" x 24" x 1.5" Grate

    Neenah R-4990-DX-A Heavy Duty Cast Iron 14" x 24" x 1.5" Grate

    Neenah R-4990-DX-A Heavy Duty Cast Iron 14" x 24" x 1.5" Grate

    Regular price $410.00 USD
    Regular price Sale price $410.00 USD
    Unit price /  per 
  • GF-21224

    GF 21224 Heavy-Duty Gray Iron Slotted 12" x 24" x 2" Grate | General Foundry

    GF 21224 Heavy-Duty Gray Iron Slotted 12" x 24" x 2" Grate | General Foundry

    Regular price $211.20 USD
    Regular price Sale price $211.20 USD
    Unit price /  per 
  • Neenah R-4990-CX-A Heavy Duty Cast Iron 12" x 24" x 1.5" Grate

    Neenah R-4990-CX-A Heavy Duty Cast Iron 12" x 24" x 1.5" Grate

    Neenah R-4990-CX-A Heavy Duty Cast Iron 12" x 24" x 1.5" Grate

    Regular price $385.00 USD
    Regular price Sale price $385.00 USD
    Unit price /  per 
  • DG0675HD-polycast-duraguard-longit-slotted-grate-TDSdrains

    POLYCAST DG0675HD Class D HP ADA Transverse Slotted Ductile Iron 5.19" x 24" Grate

    POLYCAST DG0675HD Class D HP ADA Transverse Slotted Ductile Iron 5.19" x 24" Grate

    Regular price $60.35 USD
    Regular price Sale price $60.35 USD
    Unit price /  per 
  • FP1200-FG1246-1-Ductile-Iron-Grate-Class-F

    TDS DG1246 Class F Slotted Ductile Iron 14" x 24" x 1.5" Grate

    TDS DG1246 Class F Slotted Ductile Iron 14" x 24" x 1.5" Grate

    Regular price $316.17 USD
    Regular price Sale price $316.17 USD
    Unit price /  per 
  • New Image Coming Soon

    POLYCAST® DP0653SB 24" Catch Basin w/DG0659 Slotted Fiberglass Grate

    POLYCAST® DP0653SB 24" Catch Basin w/DG0659 Slotted Fiberglass Grate

    Regular price $1,460.97 USD
    Regular price Sale price $1,460.97 USD
    Unit price /  per 
  • USF 6235 24x24 Grate

    USF 6235 Slotted Gray Iron 24" X 24" Catch Basin Grate | Load Class D

    USF 6235 Slotted Gray Iron 24" X 24" Catch Basin Grate | Load Class D

    Regular price $485.30 USD
    Regular price Sale price $485.30 USD
    Unit price /  per 
  • GF-22424

    GF 22424 Gray Iron Slotted 24" x 24" x 2" Grate | General Foundry

    GF 22424 Gray Iron Slotted 24" x 24" x 2" Grate | General Foundry

    Regular price $453.20 USD
    Regular price Sale price $453.20 USD
    Unit price /  per 
  • SS600 stainless steel channel with DG0669 bar grate

    SS600 Stainless Steel Drain Kit w/ DG0669 Stainless Steel Bar Grate | Class D

    SS600 Stainless Steel Drain Kit w/ DG0669 Stainless Steel Bar Grate | Class D

    Regular price From $2,208.64 USD
    Regular price Sale price From $2,208.64 USD
    Unit price /  per 
  • POLYCAST DG0641D-G Slotted Ductile Iron - Galvanized Grate 6" x 24" (Nominal)

    POLYCAST DG0641D-G Slotted Ductile Iron - Galvanized Grate 6" x 24" (Nominal)

    POLYCAST DG0641D-G Slotted Ductile Iron - Galvanized Grate 6" x 24" (Nominal)

    Regular price $73.99 USD
    Regular price Sale price $73.99 USD
    Unit price /  per 
  • DP0650-SS-699H Polycast 600 with Stainless Steel Edge and Bar Grate

    POLYCAST® DP0650 Inline Catch Basin w/DG0669 Stainless Bar Grate & Stainless Edge

    POLYCAST® DP0650 Inline Catch Basin w/DG0669 Stainless Bar Grate & Stainless Edge

    Regular price $978.35 USD
    Regular price Sale price $978.35 USD
    Unit price /  per 
  • POLYCAST DG0675HD-G Slotted Ductile Iron - Galvanized HP & ADA Grate 6" x 24" (Nominal)

    POLYCAST DG0675HD-G Slotted Ductile Iron - Galvanized HP & ADA Grate 6" x 24" (Nominal)

    POLYCAST DG0675HD-G Slotted Ductile Iron - Galvanized HP & ADA Grate 6" x 24" (Nominal)

    Regular price $89.51 USD
    Regular price Sale price $89.51 USD
    Unit price /  per 
  • PCK6-CB06S-DG0669-SE TDS for Polycast 650 Shallow Catch Basin with Stainless Steel Edge and 669 Stainless Bar Grate

    TV0650S (Shallow) Catch Basin Kit w/ DG0669H & Stainless Edge for POLYCAST®

    TV0650S (Shallow) Catch Basin Kit w/ DG0669H & Stainless Edge for POLYCAST®

    Regular price $1,038.66 USD
    Regular price Sale price $1,038.66 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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