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Drainage Kits
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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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      • Fiberglass
      • Plastic
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      • Pour in Place (Concrete)
      • All Channel Materials
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      • Load Class A
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      • All Load Classes
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    • Popular Manufacturers
      • TDS
      • Bronze Age
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      • 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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  • DP0650-XX-646

    POLYCAST® DP0650 Inline Catch Basin w/DG0646H Perforated Galvanized Grate

    POLYCAST® DP0650 Inline Catch Basin w/DG0646H Perforated Galvanized Grate

    Regular price $385.22 USD
    Regular price Sale price $385.22 USD
    Unit price /  per 
  • Z886-DGC Zurn Z886 with DGC grate

    Zurn Z886 Drainage Kit w/ DGC Ductile Iron Slotted Grate & Bottom Outlet

    Zurn Z886 Drainage Kit w/ DGC Ductile Iron Slotted Grate & Bottom Outlet

    Regular price From $1,181.66 USD
    Regular price Sale price From $1,181.66 USD
    Unit price /  per 
  • Gatic Cast Iron Slotted Grate - Top View

    TDS 462G Class D Slotted Ductile Iron Grate

    TDS 462G Class D Slotted Ductile Iron Grate

    Regular price $36.16 USD
    Regular price Sale price $36.16 USD
    Unit price /  per 
  • POLY600-XX-675

    POLYCAST® 600 Vinyl Ester Series Kit w/ DG0675 Transverse Slotted HDPE Grate

    POLYCAST® 600 Vinyl Ester Series Kit w/ DG0675 Transverse Slotted HDPE Grate

    Regular price From $315.12 USD
    Regular price Sale price From $315.12 USD
    Unit price /  per 
  • MCK-BA-SLOT-BF NDS Mini Channel in Grey with TDS Bronze Age BoOF Ductile Iron Slotted Grate

    NDS® 3" Gray Mini Channel Kit with TDS Bronze Age™ Slotted Grate - BoOF

    NDS® 3" Gray Mini Channel Kit with TDS Bronze Age™ Slotted Grate - BoOF

    Regular price From $252.29 USD
    Regular price Sale price From $252.29 USD
    Unit price /  per 
  • NDS500-BA-SLOT-A Aluminum

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Slotted Grate - Aluminum

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Slotted Grate - Aluminum

    Regular price From $330.44 USD
    Regular price Sale price From $330.44 USD
    Unit price /  per 
  • Dura Slope Channel

    Dura Slope 6" Drain Channel - by NDS®

    Dura Slope 6" Drain Channel - by NDS®

    Regular price $211.44 USD
    Regular price Sale price $211.44 USD
    Unit price /  per 
  • TDS 3000 grate locking device

    TDS DA3042B Hold-Down for 3000 Series Ductile Iron and Galvanized Bar Grate

    TDS DA3042B Hold-Down for 3000 Series Ductile Iron and Galvanized Bar Grate

    Regular price $10.80 USD
    Regular price Sale price $10.80 USD
    Unit price /  per 
  • TP0650S-DG0646-GE Catch basin w/ Perforated Galvanized Grate and Galvanized Edging

    TP0650S (Shallow) Catch Basin Kit w/ DG0646H & Galvanized Edge for POLYCAST®

    TP0650S (Shallow) Catch Basin Kit w/ DG0646H & Galvanized Edge for POLYCAST®

    Regular price $364.68 USD
    Regular price Sale price $364.68 USD
    Unit price /  per 
  • ZURN Z884 Drainage Kit w/ P4-FS Stainless Steel Slotted Grate - Vandal Proof Locks & Bottom Outlet

    ZURN Z884 Drainage Kit w/ P4-FS Stainless Steel Slotted Grate - Vandal Proof Locks & Bottom Outlet

    ZURN Z884 Drainage Kit w/ P4-FS Stainless Steel Slotted Grate - Vandal Proof Locks & Bottom Outlet

    Regular price From $642.22 USD
    Regular price Sale price From $642.22 USD
    Unit price /  per 
  • DG3041D TDS 3000 ductile iron slotted grate

    TDS DG3041D Class F Slotted Ductile Iron 8" x 24" Grate

    TDS DG3041D Class F Slotted Ductile Iron 8" x 24" Grate

    Regular price $106.29 USD
    Regular price Sale price $106.29 USD
    Unit price /  per 
  • Zurn P-12 DGC Grating

    Zurn P12-DGC Class C HD Slotted Ductile Iron 12" x 24" Grate

    Zurn P12-DGC Class C HD Slotted Ductile Iron 12" x 24" Grate

    Regular price $324.00 USD
    Regular price Sale price $324.00 USD
    Unit price /  per 
  • POLY600-GS-675HD-TDSdrains galv steel edge transverse slotted grate polymer concrete channel Polycast

    POLYCAST® 600 Vinyl Ester Series Kit w/DG0675HD Slotted Ductile Iron Grate & Stainless Edge

    POLYCAST® 600 Vinyl Ester Series Kit w/DG0675HD Slotted Ductile Iron Grate & Stainless Edge

    Regular price From $367.43 USD
    Regular price Sale price From $367.43 USD
    Unit price /  per 
  • Polycast600 DP0650 Catch Basin with Galvanized Steel Cathedral Grate

    POLYCAST® DP0650 Inline Catch Basin w/DG0620H Galvanized Cathedral Grate

    POLYCAST® DP0650 Inline Catch Basin w/DG0620H Galvanized Cathedral Grate

    Regular price $432.66 USD
    Regular price Sale price $432.66 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 $74.58 USD
    Regular price Sale price $74.58 USD
    Unit price /  per 
  • ZURN Z884 Drainage Kit w/ P4-HPP-GREEN HDPE Slotted Grate - Vandal Proof Locks & Bottom Outlet

    ZURN Z884 Drainage Kit w/ P4-HPP-GREEN HDPE Slotted Grate - Vandal Proof Locks & Bottom Outlet

    ZURN Z884 Drainage Kit w/ P4-HPP-GREEN HDPE Slotted Grate - Vandal Proof Locks & Bottom Outlet

    Regular price From $399.80 USD
    Regular price Sale price From $399.80 USD
    Unit price /  per 
  • Zurn Z886 Drainage Kit w/ DGE Ductile Iron Slotted Grate w/Frame

    Zurn Z886 Drainage Kit w/ DGE Ductile Iron Slotted Grate w/Frame

    Zurn Z886 Drainage Kit w/ DGE Ductile Iron Slotted Grate w/Frame

    Regular price From $1,571.19 USD
    Regular price Sale price From $1,571.19 USD
    Unit price /  per 
  • Zurn P6-FS ADA Compliant Slotted Stainless Steel 6" x 40" Grate | Load Class A

    Zurn P6-FS ADA Compliant Slotted Stainless Steel 6" x 40" Grate | Load Class A

    Zurn P6-FS ADA Compliant Slotted Stainless Steel 6" x 40" Grate | Load Class A

    Regular price $305.60 USD
    Regular price Sale price $305.60 USD
    Unit price /  per 
  • P6-RFSC Stainless Steel Reinforced Grate

    Zurn P6-RFSC Slotted Stainless Steel Reinforced 6x40 Grate (Nominal) | Load Class C

    Zurn P6-RFSC Slotted Stainless Steel Reinforced 6x40 Grate (Nominal) | Load Class C

    Regular price $672.00 USD
    Regular price Sale price $672.00 USD
    Unit price /  per 
  • ULMA MultiV200 658 - FNHX200RGCM Heelproof

    ULMA 658 Slotted Heel Proof Ductile Iron 9x20 Class C Grate - MultiV+200

    Sale

    ULMA 658 Slotted Heel Proof Ductile Iron 9x20 Class C Grate - MultiV+200

    Regular price $64.21 USD
    Regular price $82.56 USD Sale price $64.21 USD
    Unit price /  per 
    Sale
  • DA0542 Locking Device

    TDS-POLYCAST DA0542 Hold-Down Device for 500 Series Galvanized Steel Grates

    TDS-POLYCAST DA0542 Hold-Down Device for 500 Series Galvanized Steel Grates

    Regular price $7.08 USD
    Regular price Sale price $7.08 USD
    Unit price /  per 
  • NDS Slim Channel Kit with BA-SLOT-0212 Natural Bronze Slotted Grate

    NDS Slim Channel Kit with TDS Bronze Slotted Grate - Natural Finish

    NDS Slim Channel Kit with TDS Bronze Slotted Grate - Natural Finish

    Regular price From $971.38 USD
    Regular price Sale price From $971.38 USD
    Unit price /  per 
  • ZURN Z884 Drainage Kit w/ P4-HPP-WHITE HDPE HDPE Grate - Bottom Outlet

    ZURN Z884 Drainage Kit w/ P4-HPP-WHITE HDPE HDPE Grate - Bottom Outlet

    ZURN Z884 Drainage Kit w/ P4-HPP-WHITE HDPE HDPE Grate - Bottom Outlet

    Regular price From $349.18 USD
    Regular price Sale price From $349.18 USD
    Unit price /  per 
  • NDS823 proseries 5 cast iron heavy duty grate

    NDS 823 Class C Slotted Ductile Iron 5" x 20" Grate

    NDS 823 Class C Slotted Ductile Iron 5" x 20" Grate

    Regular price $192.32 USD
    Regular price Sale price $192.32 USD
    Unit price /  per 
  • New Image Coming Soon

    ZURN Z884 Drainage Kit w/ P4-CG Cast Iron Slotted Grate - Bottom Outlet & Stainless Frame

    ZURN Z884 Drainage Kit w/ P4-CG Cast Iron Slotted Grate - Bottom Outlet & Stainless Frame

    Regular price From $620.91 USD
    Regular price Sale price From $620.91 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 424 / GN100KCC, Class C, Slotted Reinforced Galvanized Steel 124mm x 1M Grate

    ULMA 424 / GN100KCC, Class C, Slotted Reinforced Galvanized Steel 124mm x 1M Grate

    $80.36 $62.50
  • ULMA 420 / GN100KCA, Class A, Slotted Galvanized Steel 122mm x 1M Grate

    ULMA 420 / GN100KCA, Class A, Slotted Galvanized Steel 122mm x 1M Grate

    $37.45 $26.22
  • LD100X-2 Locking Device for ULMA Grates

    LD100X-2 Locking Device for ULMA Grates

    $12.96 $10.08
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