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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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      • Plastic
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      • Pour in Place (Concrete)
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    • Popular Manufacturers
      • TDS
      • Bronze Age
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      • 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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      • Ductile/Cast Iron
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  • Hydro Plus with 450 SS Slotted 1M Grate Class A

    ULMA HYDROPLUS with 450 / IN100KCA Stainless Steel Slotted Grate Class A

    Sale

    ULMA HYDROPLUS with 450 / IN100KCA Stainless Steel Slotted Grate Class A

    Regular price From $180.41 USD
    Regular price $229.33 USD Sale price From $180.41 USD
    Unit price /  per 
    Sale
  • 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 
  • NDS-Spee-D-BA-Square Deco SS grate

    NDS Spee-D® Channel w/ BA-DECO-0448-S Stainless Steel 4"x48" Deco Grate

    NDS Spee-D® Channel w/ BA-DECO-0448-S Stainless Steel 4"x48" Deco Grate

    Regular price From $246.46 USD
    Regular price Sale price From $246.46 USD
    Unit price /  per 
  • New Image Coming Soon

    Zurn Z886 Drainage Kit w/P6-FS Stainless Slotted Grate - Bottom Outlet

    Zurn Z886 Drainage Kit w/P6-FS Stainless Slotted Grate - Bottom Outlet

    Regular price From $1,396.69 USD
    Regular price Sale price From $1,396.69 USD
    Unit price /  per 
  • POLY500-SS-647-TDSdrains

    POLYCAST 500 Series Kit with DG0647 Slotted Stainless Grate and Edging

    POLYCAST 500 Series Kit with DG0647 Slotted Stainless Grate and Edging

    Regular price From $444.50 USD
    Regular price Sale price From $444.50 USD
    Unit price /  per 
  • DP0650-SS-647

    POLYCAST® DP0650 Inline Catch Basin w/DG0647RH Reinforced Slotted Stainless Grate & Edge

    POLYCAST® DP0650 Inline Catch Basin w/DG0647RH Reinforced Slotted Stainless Grate & Edge

    Regular price $774.42 USD
    Regular price Sale price $774.42 USD
    Unit price /  per 
  • New Image Coming Soon

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

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

    Regular price From $671.53 USD
    Regular price Sale price From $671.53 USD
    Unit price /  per 
  • PCK6-DG0632 POLYCAST 600 with DG0632 Foam Perforated Stainless Steel Grate

    POLYCAST 600 Series Kit w/ DG0632 Foam Perforated Class A Stainless Steel Grate

    POLYCAST 600 Series Kit w/ DG0632 Foam Perforated Class A Stainless Steel Grate

    Regular price From $281.92 USD
    Regular price Sale price From $281.92 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 $291.30 USD
    Regular price Sale price $291.30 USD
    Unit price /  per 
  • ULMA U100KX with Stainless Steel Edge and Stainless Steel Slotted Grate

    ULMA U100KX w/ Stainless Steel Slotted Grate (450)

    Sale

    ULMA U100KX w/ Stainless Steel Slotted Grate (450)

    Regular price From $464.65 USD
    Regular price $587.41 USD Sale price From $464.65 USD
    Unit price /  per 
    Sale
  • NDS-Spee-D-BA-Foam SS grate

    NDS Spee-D® Channel w/ BA-FOAM-0448-S Stainless Steel 4"x48" Foam Grate

    NDS Spee-D® Channel w/ BA-FOAM-0448-S Stainless Steel 4"x48" Foam Grate

    Regular price From $246.46 USD
    Regular price Sale price From $246.46 USD
    Unit price /  per 
  • Spee-D BA Transverse Slotted Galvanized Grate

    Bronze Age TDS-SLOT-0448 Galvanized Steel 4.09" x 48" (Nominal) Grate

    Bronze Age TDS-SLOT-0448 Galvanized Steel 4.09" x 48" (Nominal) Grate

    Regular price $125.40 USD
    Regular price Sale price $125.40 USD
    Unit price /  per 
  • POLY600-xx-647-DK stainless steel slotted grate polymer concrete channel

    POLYCAST® 600 Vinyl Ester Series Kit with DG0647 Slotted Stainless Grate

    POLYCAST® 600 Vinyl Ester Series Kit with DG0647 Slotted Stainless Grate

    Regular price From $402.39 USD
    Regular price Sale price From $402.39 USD
    Unit price /  per 
  • DP0650-SS-647

    POLYCAST® DP0650 Inline Catch Basin w/DG0647H Slotted Stainless Grate & Edge

    POLYCAST® DP0650 Inline Catch Basin w/DG0647H Slotted Stainless Grate & Edge

    Regular price $549.38 USD
    Regular price Sale price $549.38 USD
    Unit price /  per 
  • POLYCST 600-SS Edge and DG0633 SS SQUARE DECO grate

    POLYCAST®600 Kit w/DG0633 Square Deco Perf Stainless Steel Grate & Edging | Load Class A

    POLYCAST®600 Kit w/DG0633 Square Deco Perf Stainless Steel Grate & Edging | Load Class A

    Regular price From $327.18 USD
    Regular price Sale price From $327.18 USD
    Unit price /  per 
  • POLY700-AA-641D-TDSdrains cast iron frame ductile iron slotted grate polymer concrete channel Polycast

    POLYCAST 700 Series Kit w/ DG0641D Slotted Ductile Iron Grate & Frame

    POLYCAST 700 Series Kit w/ DG0641D Slotted Ductile Iron Grate & Frame

    Regular price From $286.76 USD
    Regular price Sale price From $286.76 USD
    Unit price /  per 
  • NDS Dura Slope Stainless Steel Perforated Grate NDS226

    NDS Dura Slope Kit with DS-226 Stainless Steel Perforated Grate

    NDS Dura Slope Kit with DS-226 Stainless Steel Perforated Grate

    Regular price From $752.32 USD
    Regular price Sale price From $752.32 USD
    Unit price /  per 
  • POLY700-AA-669-TDSdrains

    POLYCAST 700 Series Kit with DG0669 Stainless Bar Grate and Ductile Iron Frame

    POLYCAST 700 Series Kit with DG0669 Stainless Bar Grate and Ductile Iron Frame

    Regular price From $1,590.58 USD
    Regular price Sale price From $1,590.58 USD
    Unit price /  per 
  • POLYCST 600 - DG0633 SS SQUARE DECO grate

    POLYCAST® 600 Series Kit w/ DG0633 Square Deco Perforated Class A Stainless Steel Grate

    POLYCAST® 600 Series Kit w/ DG0633 Square Deco Perforated Class A Stainless Steel Grate

    Regular price From $284.89 USD
    Regular price Sale price From $284.89 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 
  • Polycast 600 DG0650 Inline Catch Basin with Stainless edge and slot grate

    POLYCAST® DP0650 Inline Catch Basin w/DG0631H Stainless Slot Grate & Edge

    POLYCAST® DP0650 Inline Catch Basin w/DG0631H Stainless Slot Grate & Edge

    Regular price $517.03 USD
    Regular price Sale price $517.03 USD
    Unit price /  per 
  • DP0650-XX-647H Polycast 600 Inline Catch Basin with 647 Stainless Steel Slotted Grate

    POLYCAST® DP0650 Inline Catch Basin w/DG0647RH Reinforced Slotted Stainless Grate

    POLYCAST® DP0650 Inline Catch Basin w/DG0647RH Reinforced Slotted Stainless Grate

    Regular price $702.17 USD
    Regular price Sale price $702.17 USD
    Unit price /  per 
  • ULMA low profile polymer concrete channel with stainless steel edge and reinforced stainless steel slotted grate

    ULMA M100KX Kit with 454 / IN100KCC Reinforced Stainless Steel Slotted Grate

    Sale

    ULMA M100KX Kit with 454 / IN100KCC Reinforced Stainless Steel Slotted Grate

    Regular price From $535.68 USD
    Regular price $678.74 USD Sale price From $535.68 USD
    Unit price /  per 
    Sale
  • POLYCAST 700-PE-669-DK-TDSdrains

    POLYCAST® 700 Kit w/DG0669 Stainless Bar Grate & HDPE Frame

    POLYCAST® 700 Kit w/DG0669 Stainless Bar Grate & HDPE Frame

    Regular price From $1,516.80 USD
    Regular price Sale price From $1,516.80 USD
    Unit price /  per 
  • POLYCAST500 with SS Edging and SS Square Deco Grate

    POLYCAST 500 Kit w/ Stainless Steel Edging and DG0633 Square Deco Grate | Class A

    POLYCAST 500 Kit w/ Stainless Steel Edging and DG0633 Square Deco Grate | Class A

    Regular price From $508.56 USD
    Regular price Sale price From $508.56 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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