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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
      • Polymer Concrete
      • Stainless Steel
      • 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
      • 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
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  • ULMA D100 with 410 perforated stainless steel grate

    ULMA D100 Drain Channel w/410 Perforated w/Tread Galvanized Grate - Class A

    Sale

    ULMA D100 Drain Channel w/410 Perforated w/Tread Galvanized Grate - Class A

    Regular price From $249.86 USD
    Regular price $262.54 USD Sale price From $249.86 USD
    Unit price /  per 
    Sale
  • DP0651-643

    POLYCAST® DP0651 Catch Basin w/DG0643 Slotted Gray Iron Grate

    POLYCAST® DP0651 Catch Basin w/DG0643 Slotted Gray Iron Grate

    Regular price $1,138.37 USD
    Regular price Sale price $1,138.37 USD
    Unit price /  per 
  • DG0646R Galvanized Grates

    POLYCAST DG0646RH Class C ADA Compliant Perforated Reinforced Galvanized 6" x 24" Grate

    POLYCAST DG0646RH Class C ADA Compliant Perforated Reinforced Galvanized 6" x 24" Grate

    Regular price $232.97 USD
    Regular price Sale price $232.97 USD
    Unit price /  per 
  • DP0651-685HD

    POLYCAST® DP0651 Catch Basin w/DG0685HD Transverse Slotted Ductile Iron Grate

    POLYCAST® DP0651 Catch Basin w/DG0685HD Transverse Slotted Ductile Iron Grate

    Regular price $1,208.15 USD
    Regular price Sale price $1,208.15 USD
    Unit price /  per 
  • polycast-DG700PE-frame HPDE frame

    DG0700PE POLYCAST Duraguard® 700 Series HPDE Frame

    DG0700PE POLYCAST Duraguard® 700 Series HPDE Frame

    Regular price $51.58 USD
    Regular price Sale price $51.58 USD
    Unit price /  per 
  • New Image Coming Soon

    ULMA D100 Drain Channel w/402 Mesh Galvanized Grate - Class B

    Sale

    ULMA D100 Drain Channel w/402 Mesh Galvanized Grate - Class B

    Regular price From $310.24 USD
    Regular price $337.69 USD Sale price From $310.24 USD
    Unit price /  per 
    Sale
  • ULMA D100-495

    ULMA D100 Drain Channel w/495 Gray Slotted Plastic Grate - Class A

    Sale

    ULMA D100 Drain Channel w/495 Gray Slotted Plastic Grate - Class A

    Regular price From $287.93 USD
    Regular price $309.00 USD Sale price From $287.93 USD
    Unit price /  per 
    Sale
  • ULMA D100-494

    ULMA D100 Drain Channel w/494 Slotted Plastic Grate - Class A

    Sale

    ULMA D100 Drain Channel w/494 Slotted Plastic Grate - Class A

    Regular price From $281.80 USD
    Regular price $301.12 USD Sale price From $281.80 USD
    Unit price /  per 
    Sale
  • New Image Coming Soon

    POLYCAST®DP0750 Inline Catch Basin w/DG0641D-G Slotted Ductile Iron-Galvanized Grate & HDPE Frame

    POLYCAST®DP0750 Inline Catch Basin w/DG0641D-G Slotted Ductile Iron-Galvanized Grate & HDPE Frame

    Regular price $456.31 USD
    Regular price Sale price $456.31 USD
    Unit price /  per 
  • DP0751-DG0643 Polycast 751 Catch Basin with Ductile Iron Grates DG0643

    POLYCAST® DP0751 Catch Basin w/DG0643 Gray Iron Slotted Grate and Frame

    POLYCAST® DP0751 Catch Basin w/DG0643 Gray Iron Slotted Grate and Frame

    Regular price $1,732.90 USD
    Regular price Sale price $1,732.90 USD
    Unit price /  per 
  • DP0751-DG0685HD

    POLYCAST®DP0751 Catch Basin w/DG0685HD Cast Iron Slotted Grate and Frame

    POLYCAST®DP0751 Catch Basin w/DG0685HD Cast Iron Slotted Grate and Frame

    Regular price $1,802.68 USD
    Regular price Sale price $1,802.68 USD
    Unit price /  per 
  • M100KX Polymer concrete linear channel with stainless steel edge with 495 grey poly grates

    ULMA M100K Kit with 495 / PNH100KCAM-GRIS Polypropylene ADA Heel Proof Grate – GRAY

    Sale

    ULMA M100K Kit with 495 / PNH100KCAM-GRIS Polypropylene ADA Heel Proof Grate – GRAY

    Regular price From $225.34 USD
    Regular price $279.72 USD Sale price From $225.34 USD
    Unit price /  per 
    Sale
  • New Image Coming Soon

    ULMA D100 Drain Channel w/406 Mesh HP Galvanized Grate - Class B

    Sale

    ULMA D100 Drain Channel w/406 Mesh HP Galvanized Grate - Class B

    Regular price From $349.10 USD
    Regular price $387.65 USD Sale price From $349.10 USD
    Unit price /  per 
    Sale
  • New Image Coming Soon

    POLYCAST®DP0750 Inline Catch Basin w/DG0641D-G Slotted Ductile Iron-Galvanized Grate and Ductile Frame

    POLYCAST®DP0750 Inline Catch Basin w/DG0641D-G Slotted Ductile Iron-Galvanized Grate and Ductile Frame

    Regular price $493.20 USD
    Regular price Sale price $493.20 USD
    Unit price /  per 
  • M100K-PNH100KCAM-BL Poly Black Heel-proof ADA grate polymer concrete galv edge low profile ULMA channel

    ULMA M100K Kit with 494 / PNH100KCAM Polypropylene ADA Heel Proof Grate – BLACK

    Sale

    ULMA M100K Kit with 494 / PNH100KCAM Polypropylene ADA Heel Proof Grate – BLACK

    Regular price From $219.20 USD
    Regular price $271.83 USD Sale price From $219.20 USD
    Unit price /  per 
    Sale
  • New Image Coming Soon

    ULMA D100 Drain Channel w/497 Black Mesh Plastic Grate - Class B

    Sale

    ULMA D100 Drain Channel w/497 Black Mesh Plastic Grate - Class B

    Regular price From $300.12 USD
    Regular price $324.68 USD Sale price From $300.12 USD
    Unit price /  per 
    Sale
  • TP0650S Catch Basin w/ DG0646 Perforated Galvanized

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

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

    Regular price $299.18 USD
    Regular price Sale price $299.18 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 
  • TP0650S - Catch Basin DG0692-PF Cast iron Patriot w/ HDPE Frame

    TV0750S (Shallow) Catch Basin Kit w/ DG0692 for POLYCAST®-HDPE Frame

    TV0750S (Shallow) Catch Basin Kit w/ DG0692 for POLYCAST®-HDPE Frame

    Regular price $544.18 USD
    Regular price Sale price $544.18 USD
    Unit price /  per 
  • New Image Coming Soon

    POLYCAST® DP0650 Inline Catch Basin w/DG0675HD-G Transverse Slotted Ductile Iron-Galvanized Grate

    POLYCAST® DP0650 Inline Catch Basin w/DG0675HD-G Transverse Slotted Ductile Iron-Galvanized Grate

    Regular price $429.05 USD
    Regular price Sale price $429.05 USD
    Unit price /  per 
  • POLYCAST® DP0750 Inline Catch Basin w/DG0675HD Transverse Slotted Ductile Iron Grate & HDPE Frame

    POLYCAST® DP0750 Inline Catch Basin w/DG0675HD Transverse Slotted Ductile Iron Grate & HDPE Frame

    POLYCAST® DP0750 Inline Catch Basin w/DG0675HD Transverse Slotted Ductile Iron Grate & HDPE Frame

    Regular price $442.66 USD
    Regular price Sale price $442.66 USD
    Unit price /  per 
  • TP0650S-DG0675HD-CF Catch Basin w/ Transverse Slotted Ductile Iron Grate with Cast Iron Frame

    TP0750S (Shallow) Catch Basin Kit w/ DG0675HD for POLYCAST®-Ductile Iron Frame

    TP0750S (Shallow) Catch Basin Kit w/ DG0675HD for POLYCAST®-Ductile Iron Frame

    Regular price $393.52 USD
    Regular price Sale price $393.52 USD
    Unit price /  per 
  • DP0750-AA-647

    POLYCAST® DP0750 Inline Catch Basin w/DG0647R Slotted Stainless Grate & DI Frame

    POLYCAST® DP0750 Inline Catch Basin w/DG0647R Slotted Stainless Grate & DI Frame

    Regular price $777.74 USD
    Regular price Sale price $777.74 USD
    Unit price /  per 
  • DP0650-Catch Basin

    POLYCAST® DP0750 Inline Catch Basin w/FG0644SPH Fiberglass Slot Grate & DI Frame

    POLYCAST® DP0750 Inline Catch Basin w/FG0644SPH Fiberglass Slot Grate & DI Frame

    Regular price $597.71 USD
    Regular price Sale price $597.71 USD
    Unit price /  per 
  • TP0650S-DG0641D-CF Catch Basin w/ Ductile Iron Slotted Grate and Frame

    TP0750S (Shallow) Catch Basin Kit w/ DG0641D for POLYCAST-Cast Iron Frame

    TP0750S (Shallow) Catch Basin Kit w/ DG0641D for POLYCAST-Cast Iron Frame

    Regular price $382.49 USD
    Regular price Sale price $382.49 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 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
  • 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

    $89.29
  • LD100X-2 Locking Device for ULMA Grates

    LD100X-2 Locking Device for ULMA Grates

    $14.40
Shop All

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