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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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      • Pour in Place (Concrete)
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      • All Load Classes
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      • 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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  • DG0631 Transverse SLOT Stainless Steel POLYCAST and SS600

    Bronze Age DG0631 SLOT 304 Stainless Steel 5.25" x 48" (Nominal) Grate | Class A

    Bronze Age DG0631 SLOT 304 Stainless Steel 5.25" x 48" (Nominal) Grate | Class A

    Regular price $178.83 USD
    Regular price Sale price $178.83 USD
    Unit price /  per 
  • POLY600-xx-657-TDSdrains stainless steel perforated grate polymer concrete channel Polycast

    POLYCAST® 600 Vinyl Ester Series Kit with DG0657 Perforated Stainless Grate

    POLYCAST® 600 Vinyl Ester Series Kit with DG0657 Perforated Stainless Grate

    Regular price From $411.76 USD
    Regular price Sale price From $411.76 USD
    Unit price /  per 
  • DG0655_SS_Wedge Wire_ClassB

    DG0655 Class B ADA Compliant Wedge Wire Stainless Steel 6" x 48" Grate

    DG0655 Class B ADA Compliant Wedge Wire Stainless Steel 6" x 48" Grate

    Regular price $420.00 USD
    Regular price Sale price $420.00 USD
    Unit price /  per 
  • MV+200KX-678

    ULMA MV+200KX w/ 678 HP Ductile Iron 9X20 Slotted Grate Class E

    Sale

    ULMA MV+200KX w/ 678 HP Ductile Iron 9X20 Slotted Grate Class E

    Regular price From $279.35 USD
    Regular price $359.16 USD Sale price From $279.35 USD
    Unit price /  per 
    Sale
  • DG0633 SQUARE DECO Stainless Steel POLYCAST and SS600

    Bronze Age™ DG0633H DECO 304 Stainless Steel 5.25" x 24"Grate

    Bronze Age™ DG0633H DECO 304 Stainless Steel 5.25" x 24"Grate

    Regular price $122.00 USD
    Regular price Sale price $122.00 USD
    Unit price /  per 
  • M100KX polymer concrete channel with stainless steel edge and Iron Age Baked on Oil Finish Argo grate

    ULMA M100KX Kit w/Iron Age Argo Grate | BoOF

    Sale

    ULMA M100KX Kit w/Iron Age Argo Grate | BoOF

    Regular price From $718.03 USD
    Regular price $779.98 USD Sale price From $718.03 USD
    Unit price /  per 
    Sale
  • NDS500-BA-RAIN-BF

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Rain Drop Grate - BoOF

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Rain Drop Grate - BoOF

    Regular price From $252.29 USD
    Regular price Sale price From $252.29 USD
    Unit price /  per 
  • M100KX Ulma Stainless Steel edge channel Iron Age River Rock Raw Grate

    M100KX Kit w/Iron Age River Rock Grate | RAW

    Sale

    M100KX Kit w/Iron Age River Rock Grate | RAW

    Regular price From $2,162.39 USD
    Regular price $2,371.45 USD Sale price From $2,162.39 USD
    Unit price /  per 
    Sale
  • POLYCAST 500 Series Kit with DG0646 Perforated Galvanized Grate

    POLYCAST 500 Series Kit with DG0646 Perforated Galvanized Grate

    POLYCAST 500 Series Kit with DG0646 Perforated Galvanized Grate

    Regular price From $292.07 USD
    Regular price Sale price From $292.07 USD
    Unit price /  per 
  • Z884-P4-PG ZURN Z884 with Galv Perf Class A

    ZURN Z884 Drainage Kit w/ P4-PG Galvanized Perforated Class A Grates

    ZURN Z884 Drainage Kit w/ P4-PG Galvanized Perforated Class A Grates

    Regular price From $364.34 USD
    Regular price Sale price From $364.34 USD
    Unit price /  per 
  • POLY600-xx-641D-TDSdrains ductile iron slotted grate polymer concrete channel Polycast

    POLYCAST 600 Series Kit with DG0641D Slotted Ductile Iron Grate

    POLYCAST 600 Series Kit with DG0641D Slotted Ductile Iron Grate

    Regular price From $212.20 USD
    Regular price Sale price From $212.20 USD
    Unit price /  per 
  • ULMA M100KX Drain Channel kit w/Bronze Age™ CATHEDRAL Grate-RAW

    ULMA M100KX Drain Channel kit w/Bronze Age™ CATHEDRAL Grate-RAW

    Sale

    ULMA M100KX Drain Channel kit w/Bronze Age™ CATHEDRAL Grate-RAW

    Regular price From $426.85 USD
    Regular price $488.80 USD Sale price From $426.85 USD
    Unit price /  per 
    Sale
  • 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
  • Z886-DGC Zurn Z886 with DGC grate

    Zurn Z886 Drainage Kit w/ DGC Ductile Iron Slotted Grate - Class C

    Zurn Z886 Drainage Kit w/ DGC Ductile Iron Slotted Grate - Class C

    Regular price From $1,080.28 USD
    Regular price Sale price From $1,080.28 USD
    Unit price /  per 
  • ULMA M100KX with 436 SS Wedge Wire

    ULMA M100KX Kit with TDS 438 Reinforced Stainless Wedge Wire Grate

    Sale

    ULMA M100KX Kit with TDS 438 Reinforced Stainless Wedge Wire Grate

    Regular price From $715.53 USD
    Regular price $909.96 USD Sale price From $715.53 USD
    Unit price /  per 
    Sale
  • TP0650S-XX-646R Polycast 650S Shallow catch basin with DG0646 Reinforced perforated galvanized grate

    TV0650S (Shallow) VE Catch Basin Kit w/ DG0646RH for POLYCAST®

    TV0650S (Shallow) VE Catch Basin Kit w/ DG0646RH for POLYCAST®

    Regular price $574.57 USD
    Regular price Sale price $574.57 USD
    Unit price /  per 
  • New Image Coming Soon

    POLYCAST® DP0750 Inline Catch Basin w/DG0657RH Perforated Stainless Grate & DI Frame

    POLYCAST® DP0750 Inline Catch Basin w/DG0657RH Perforated Stainless Grate & DI Frame

    Regular price $745.94 USD
    Regular price Sale price $745.94 USD
    Unit price /  per 
  • ULMA U100KX Drain Channel kit w/Bronze Age™ BARS Grate-RAW

    ULMA U100KX Drain Channel kit w/Bronze Age™ BARS Grate-RAW

    Sale

    ULMA U100KX Drain Channel kit w/Bronze Age™ BARS Grate-RAW

    Regular price From $206.23 USD
    Regular price $240.15 USD Sale price From $206.23 USD
    Unit price /  per 
    Sale
  • 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 $1,113.88 USD
    Regular price Sale price From $1,113.88 USD
    Unit price /  per 
  • POLY700-PE-647R

    POLYCAST® 700 Vinyl Ester Series Kit w/DG0647R Reinforced Slotted Stainless Grate & HDPE Frame

    POLYCAST® 700 Vinyl Ester Series Kit w/DG0647R Reinforced Slotted Stainless Grate & HDPE Frame

    Regular price From $1,036.52 USD
    Regular price Sale price From $1,036.52 USD
    Unit price /  per 
  • nds828

    NDS 828 Class C H-20 Slotted High Impact Nylon 5" x 20" Grate

    NDS 828 Class C H-20 Slotted High Impact Nylon 5" x 20" Grate

    Regular price $176.57 USD
    Regular price Sale price $176.57 USD
    Unit price /  per 
  • FG-HLC 8 inch Fiberglass Mesh Grate

    FG-HLC-0848 Mesh Fiberglass 8"X48" Grate Load Class C

    FG-HLC-0848 Mesh Fiberglass 8"X48" Grate Load Class C

    Regular price $362.54 USD
    Regular price Sale price $362.54 USD
    Unit price /  per 
  • U100KM-GP100KCA 402 galv. steel perforated grate class a polymer concrete galv edge ULMA channel

    ULMA U100K Drainage Kit with ULMA 410 Perforated Grate | Galvanized Class A

    Sale

    ULMA U100K Drainage Kit with ULMA 410 Perforated Grate | Galvanized Class A

    Regular price From $266.30 USD
    Regular price $334.86 USD Sale price From $266.30 USD
    Unit price /  per 
    Sale
  • 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 
  • ULMA drain channel with stainless steel edge and Iron Age Oblio Baked on Oil Finish grate

    ULMA U100KX Drain Channel w/ Iron Age Oblio Grate-BoOF

    Sale

    ULMA U100KX Drain Channel w/ Iron Age Oblio Grate-BoOF

    Regular price From $351.82 USD
    Regular price $385.74 USD Sale price From $351.82 USD
    Unit price /  per 
    Sale
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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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