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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
      • Polymer Concrete
      • Stainless Steel
      • Pour in Place (Concrete)
      • All Channel Materials
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      • Load Class A
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      • Load Class E
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      • All Load Classes
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    • Popular Manufacturers
      • TDS
      • Bronze Age
      • NDS
      • Polycast
      • 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
      • Aluminum
      • Bronze
      • Ductile/Cast Iron
      • Fiberglass
      • Galvanized Steel
      • Plastic
      • Stainless Steel
      • All Grate Materials
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Products Blogs
  • ULMA drain channel with stainless steel edge and polypropylene grate

    ULMA U100KX Kit with 494 / PNH100KCAM Polypropylene ADA Heel Proof Grate – BLACK

    Sale

    ULMA U100KX Kit with 494 / PNH100KCAM Polypropylene ADA Heel Proof Grate – BLACK

    Regular price From $139.81 USD
    Regular price $179.75 USD Sale price From $139.81 USD
    Unit price /  per 
    Sale
  • Dura slope with 604B grate and baked on oil finish (BoOF)

    NDS Dura Slope Kit with DS-604 Cast Iron Brick Grate | Baked on Oil Finish

    NDS Dura Slope Kit with DS-604 Cast Iron Brick Grate | Baked on Oil Finish

    Regular price From $594.97 USD
    Regular price Sale price From $594.97 USD
    Unit price /  per 
  • POLYCAST 600 W/ DG0675

    POLYCAST® 600 Series Kit w/ DG0675 Plastic HDPE Grate - Load Class A

    POLYCAST® 600 Series Kit w/ DG0675 Plastic HDPE Grate - Load Class A

    Regular price From $213.22 USD
    Regular price Sale price From $213.22 USD
    Unit price /  per 
  • New Image Coming Soon

    NDS® Dura Slope In-Line Catch Basin with DS-665 HDPE Slotted Grate Brick Red

    NDS® Dura Slope In-Line Catch Basin with DS-665 HDPE Slotted Grate Brick Red

    Regular price From $615.63 USD
    Regular price Sale price From $615.63 USD
    Unit price /  per 
  • POLYCAST 600 with DG0670

    POLYCAST 600 Series Kit w/ DG0670 Plastic Grate - Load Class A

    POLYCAST 600 Series Kit w/ DG0670 Plastic Grate - Load Class A

    Regular price From $205.58 USD
    Regular price Sale price From $205.58 USD
    Unit price /  per 
  • POLYCAST 600 kit with Gray DG0670G grate

    POLYCAST 600 Series Kit w/ DG0670G Gray Plastic Grate - Load Class A

    POLYCAST 600 Series Kit w/ DG0670G Gray Plastic Grate - Load Class A

    Regular price From $207.90 USD
    Regular price Sale price From $207.90 USD
    Unit price /  per 
  • POLYCAST 600 Series Kit w/ DG0675G Gray Transverse Plastic Grate - Load Class A

    POLYCAST 600 Series Kit w/ DG0675G Gray Transverse Plastic Grate - Load Class A

    POLYCAST 600 Series Kit w/ DG0675G Gray Transverse Plastic Grate - Load Class A

    Regular price From $217.81 USD
    Regular price Sale price From $217.81 USD
    Unit price /  per 
  • POLYCAST 600 Series Kit w/ DG0675G Gray Transverse Plastic Grate & Stainless Edge - Load Class A

    POLYCAST 600 Series Kit w/ DG0675G Gray Transverse Plastic Grate & Stainless Edge - Load Class A

    POLYCAST 600 Series Kit w/ DG0675G Gray Transverse Plastic Grate & Stainless Edge - Load Class A

    Regular price From $217.81 USD
    Regular price Sale price From $217.81 USD
    Unit price /  per 
  • POLYCAST 600 with DG0644 Fiberglass Grate POLY600-XX-644

    POLYCAST 600 Series Kit w/Fiberglass FG0644 Grate - Load Class B

    POLYCAST 600 Series Kit w/Fiberglass FG0644 Grate - Load Class B

    Regular price From $319.24 USD
    Regular price Sale price From $319.24 USD
    Unit price /  per 
  • Slotted 609 grates in Dura Slope

    NDS® Dura Slope Kit with DS-609 Deco Slot Grate | RAW

    NDS® Dura Slope Kit with DS-609 Deco Slot Grate | RAW

    Regular price From $539.77 USD
    Regular price Sale price From $539.77 USD
    Unit price /  per 
  • PCK6-DG0640-GE POLYCAST with Galvanized Steel Slotted Grate and Edging

    POLYCAST 600 Series Kit w/ DG0640 Slotted Galvanized Grate and Edging | Load Class B

    POLYCAST 600 Series Kit w/ DG0640 Slotted Galvanized Grate and Edging | Load Class B

    Regular price From $237.34 USD
    Regular price Sale price From $237.34 USD
    Unit price /  per 
  • POLY600-SS-675 Polycast 600 Kit with DG0675 Transverse slot HDPE Plastic Grates with a Stainless Steel Edge

    POLYCAST® 600 Series Kit w/ DG0675 Plastic HDPE Grate & Stainless Edge

    POLYCAST® 600 Series Kit w/ DG0675 Plastic HDPE Grate & Stainless Edge

    Regular price From $255.52 USD
    Regular price Sale price From $255.52 USD
    Unit price /  per 
  • MV+200KX-658

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

    Sale

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

    Regular price From $250.82 USD
    Regular price $322.48 USD Sale price From $250.82 USD
    Unit price /  per 
    Sale
  • MV+200DI-678

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

    Sale

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

    Regular price From $218.45 USD
    Regular price $280.86 USD Sale price From $218.45 USD
    Unit price /  per 
    Sale
  • POLYCAST 600 with DG0644SP Fiberglass FRP Bar Grate

    POLYCAST 600 Series Kit w/Fiberglass FG0644SP Grate - Load Class C

    POLYCAST 600 Series Kit w/Fiberglass FG0644SP Grate - Load Class C

    Regular price From $319.24 USD
    Regular price Sale price From $319.24 USD
    Unit price /  per 
  • MV+200DI-661

    ULMA MV+200D w/ 661 Ductile Iron 9X20 Slotted Grate Class E

    Sale

    ULMA MV+200D w/ 661 Ductile Iron 9X20 Slotted Grate Class E

    Regular price From $206.73 USD
    Regular price $265.80 USD Sale price From $206.73 USD
    Unit price /  per 
    Sale
  • POLY600-SS-644SP Polycast 600 with Stainless steel edge and a fiberglass DG0644SP grate

    POLYCAST 600 Series Kit w/FG0644SP Fiberglass Grate & Stainless Edge- Load Class C

    POLYCAST 600 Series Kit w/FG0644SP Fiberglass Grate & Stainless Edge- Load Class C

    Regular price From $387.78 USD
    Regular price Sale price From $387.78 USD
    Unit price /  per 
  • POLY600-SS-644

    POLYCAST® 600 Series Kit w/FG0644 Fiberglass Grate & Stainless Edge- Load Class B

    POLYCAST® 600 Series Kit w/FG0644 Fiberglass Grate & Stainless Edge- Load Class B

    Regular price From $361.53 USD
    Regular price Sale price From $361.53 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
  • POLYCAST 600 Series Kit w/ DG0670G Gray Plastic Grate & Stainless Edging - Load Class A

    POLYCAST 600 Series Kit w/ DG0670G Gray Plastic Grate & Stainless Edging - Load Class A

    POLYCAST 600 Series Kit w/ DG0670G Gray Plastic Grate & Stainless Edging - Load Class A

    Regular price From $250.19 USD
    Regular price Sale price From $250.19 USD
    Unit price /  per 
  • New Image Coming Soon

    NDS® Dura Slope In-Line Catch Basin with DS-609-BF Cast Iron Deco Slot Grate BoOF

    NDS® Dura Slope In-Line Catch Basin with DS-609-BF Cast Iron Deco Slot Grate BoOF

    Regular price From $699.91 USD
    Regular price Sale price From $699.91 USD
    Unit price /  per 
  • DA0633 POLYCAST Installation Chair

    TDS-POLYCAST DA0633 Installation Chair

    TDS-POLYCAST DA0633 Installation Chair

    Regular price $26.50 USD
    Regular price Sale price $26.50 USD
    Unit price /  per 
  • MV+200K-661 ULMA MULTIV with galvanized edging with 661 grate

    ULMA MV+200K w/ 661 Ductile Iron 9X20 Slotted Grate Class E

    Sale

    ULMA MV+200K w/ 661 Ductile Iron 9X20 Slotted Grate Class E

    Regular price From $206.73 USD
    Regular price $265.80 USD Sale price From $206.73 USD
    Unit price /  per 
    Sale
  • 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
  • New Image Coming Soon

    NDS® Dura Slope In-Line Catch Basin with DS-662 HDPE Slotted Grate Green

    NDS® Dura Slope In-Line Catch Basin with DS-662 HDPE Slotted Grate Green

    Regular price From $615.63 USD
    Regular price Sale price From $615.63 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
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sales@trenchdrain.com

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