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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
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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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      • 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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  • DP0650-GE-623H Polycast 600 galvanized Steel Edge with Galvanized Square Deco grate

    POLYCAST® DP0650 Inline Catch Basin w/DG0623H Galvanized Square Deco Grate & Edge

    POLYCAST® DP0650 Inline Catch Basin w/DG0623H Galvanized Square Deco Grate & Edge

    Regular price $491.91 USD
    Regular price Sale price $491.91 USD
    Unit price /  per 
  • TP0650S-AA-646R

    TP0750S (Shallow) Catch Basin Kit w/ DG0646RH for POLYCAST®-Ductile Iron Frame

    TP0750S (Shallow) Catch Basin Kit w/ DG0646RH for POLYCAST®-Ductile Iron Frame

    Regular price $507.90 USD
    Regular price Sale price $507.90 USD
    Unit price /  per 
  • DP0650-Catch Basin

    POLYCAST® DP0750 Inline Catch Basin w/DG0646R Perforated Galvanized Grate & DI Frame

    POLYCAST® DP0750 Inline Catch Basin w/DG0646R Perforated Galvanized Grate & DI Frame

    Regular price $593.94 USD
    Regular price Sale price $593.94 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 
  • 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 
  • 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 
  • CBK-24-2415 NDS Catch Basin Kit 24" with NDS 2415 Galvanized Bar Grate

    NDS 24" Catch Basin Kit with NDS 2415 Bar Grate | Galvanized

    NDS 24" Catch Basin Kit with NDS 2415 Bar Grate | Galvanized

    Regular price From $2,160.04 USD
    Regular price Sale price From $2,160.04 USD
    Unit price /  per 
  • AEURO100KX ULMA Catch Basin

    ULMA AEURO100K Catch Basin with Galvanized Edge

    Sale

    ULMA AEURO100K Catch Basin with Galvanized Edge

    Regular price $84.88 USD
    Regular price $109.14 USD Sale price $84.88 USD
    Unit price /  per 
    Sale
  • Polycast 600 DP0650 Inline Catch Basin with Galvanized Steel Edge and Galvanized Steel Slotted Grates

    POLYCAST® DP0650 Inline Catch Basin w/DG0621H Galvanized Transverse Slot Grate & Edge

    POLYCAST® DP0650 Inline Catch Basin w/DG0621H Galvanized Transverse Slot Grate & Edge

    Regular price $484.08 USD
    Regular price Sale price $484.08 USD
    Unit price /  per 
  • TP0650S-GS-621 Catch Basin w/ Galvanized DG0621 transverse slotted grate and edging

    TP0650S (Shallow) Catch Basin Kit w/ DG0621H & Galvanized Edge for POLYCAST®

    TP0650S (Shallow) Catch Basin Kit w/ DG0621H & Galvanized Edge for POLYCAST®

    Regular price $398.05 USD
    Regular price Sale price $398.05 USD
    Unit price /  per 
  • ZURN Z884 Drainage Kit w/ P4-HPP-BROWN HDPE Grate - Bottom Outlet

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

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

    Regular price From $349.18 USD
    Regular price Sale price From $349.18 USD
    Unit price /  per 
  • ZURN Z884 Drainage Kit w/ P4-HPP-GREEN HDPE Grate - Bottom Outlet

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

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

    Regular price From $349.18 USD
    Regular price Sale price From $349.18 USD
    Unit price /  per 
  • TP0650S - DG0623-GE Catch Basin w/ Square Deco with Galvanized Edging

    TP0650S (Shallow) Catch Basin Kit w/ DG0623H & Galvanized Edge for POLYCAST®

    TP0650S (Shallow) Catch Basin Kit w/ DG0623H & Galvanized Edge for POLYCAST®

    Regular price $486.85 USD
    Regular price Sale price $486.85 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
  • HW FGDI Locking Device for FP1200

    HW FGDI Locking Device for FP1200 Series Ductile Iron & Galvanized Grates

    HW FGDI Locking Device for FP1200 Series Ductile Iron & Galvanized Grates

    Regular price $8.28 USD
    Regular price Sale price $8.28 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 
  • AK100 ULMA Catch Basin with Galvanized Edging

    ULMA AK100 Catch Basin with Galvanized Edge

    Sale

    ULMA AK100 Catch Basin with Galvanized Edge

    Regular price $145.52 USD
    Regular price $187.10 USD Sale price $145.52 USD
    Unit price /  per 
    Sale
  • 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 
  • 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 
  • ULMA Hydro Mini Plus H80 with ULMA 410 Galvanized Steel erforated Grate Class A

    ULMA HYDROPLUS Mini with Galvanized Perforated Tread Grate (410 / GP100KCA) Class A

    Sale

    ULMA HYDROPLUS Mini with Galvanized Perforated Tread Grate (410 / GP100KCA) Class A

    Regular price From $64.99 USD
    Regular price $79.18 USD Sale price From $64.99 USD
    Unit price /  per 
    Sale
  • 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 
  • DP0650-GE-641D Polycast 600 Inline Catch Basin with Galvanized Edge and Ductile Iron Slotted Grates

    POLYCAST® DP0650 Inline Catch Basin w/DG0641D Slotted Ductile Iron Grate & Galv. Edge

    POLYCAST® DP0650 Inline Catch Basin w/DG0641D Slotted Ductile Iron Grate & Galv. Edge

    Regular price $454.35 USD
    Regular price Sale price $454.35 USD
    Unit price /  per 
  • DP0650-SS-692 Polycast 600 inline catch basin with stainless edge and ductile iron transverse slotted grate

    POLYCAST® DP0650 Inline Catch Basin w/DG0692 Patriot Ductile Iron Grate & Galv. Edge

    POLYCAST® DP0650 Inline Catch Basin w/DG0692 Patriot Ductile Iron Grate & Galv. Edge

    Regular price $506.58 USD
    Regular price Sale price $506.58 USD
    Unit price /  per 
  • DP0650-XX-646 Polycast 600 Inline Catch Basin with 646 Grate

    POLYCAST® DP0650 Inline Catch Basin w/DG0646RH Reinforced Perforated Galvanized Grate

    POLYCAST® DP0650 Inline Catch Basin w/DG0646RH Reinforced Perforated Galvanized Grate

    Regular price $514.26 USD
    Regular price Sale price $514.26 USD
    Unit price /  per 
  • MV+200K-658 ULMA MULTIV with Glavanized Edge and 658 grate

    ULMA MV+200K w/ 658 HP Ductile Iron 9X20 Slotted Grate Class C

    Sale

    ULMA MV+200K w/ 658 HP Ductile Iron 9X20 Slotted Grate Class C

    Regular price From $189.92 USD
    Regular price $244.18 USD Sale price From $189.92 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 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
  • 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
  • LD100X-2 Locking Device for ULMA Grates

    LD100X-2 Locking Device for ULMA Grates

    $12.96 $10.08
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