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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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      • Fiberglass
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      • Pour in Place (Concrete)
      • All Channel Materials
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    • Popular Manufacturers
      • TDS
      • Bronze Age
      • NDS
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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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  • NDS-Dura-XX-670 with Light Gray Plastic Perforated Grate

    NDS Dura Slope Kit with DS-670 Plastic Perforated Grate | Light Gray

    NDS Dura Slope Kit with DS-670 Plastic Perforated Grate | Light Gray

    Regular price From $419.00 USD
    Regular price Sale price From $419.00 USD
    Unit price /  per 
  • POLYCST 600 with DG0623 Galv SQUARE DECO grate

    POLYCAST 600 Series Kit w/ DG0623 Square Deco Galvanized Steel Grate | Load Class A

    POLYCAST 600 Series Kit w/ DG0623 Square Deco Galvanized Steel Grate | Load Class A

    Regular price From $249.77 USD
    Regular price Sale price From $249.77 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 
  • MCKS-TDS566-TDSdrains Sand Mini Channel with Aluminum Raindrop Grate

    NDS 3" Sand Mini Channel Kit with TDS Bronze Age Rain Drop Grate - Aluminum

    NDS 3" Sand Mini Channel Kit with TDS Bronze Age Rain Drop Grate - Aluminum

    Regular price From $336.47 USD
    Regular price Sale price From $336.47 USD
    Unit price /  per 
  • TDS Aluminum Tardis Class A Grate-NDS Sand Mini Channel-1

    NDS 3" Sand Mini Channel Kit with TDS Bronze Age Tardis Grate - Aluminum

    NDS 3" Sand Mini Channel Kit with TDS Bronze Age Tardis Grate - Aluminum

    Regular price From $336.47 USD
    Regular price Sale price From $336.47 USD
    Unit price /  per 
  • NDS500S-BA-BARS-A Sand Mini Channel Aluminum Bronze Age Bars Grate

    NDS 3" Sand Mini Channel Kit with TDS Bronze Age Bars Grate - Aluminum

    NDS 3" Sand Mini Channel Kit with TDS Bronze Age Bars Grate - Aluminum

    Regular price From $336.47 USD
    Regular price Sale price From $336.47 USD
    Unit price /  per 
  • ULMA M100K_Galvanized Heel Proof 406

    M100K w/ Galv. Steel Heel-proof Mesh Grate (406)-ULMA

    M100K w/ Galv. Steel Heel-proof Mesh Grate (406)-ULMA

    Regular price From $358.36 USD
    Regular price Sale price From $358.36 USD
    Unit price /  per 
  • PCK5-DG0623 Square Deco

    POLYCAST 500 Kit w/ DG0623 Galvanized Square Deco Perforated Grate | Class A

    POLYCAST 500 Kit w/ DG0623 Galvanized Square Deco Perforated Grate | Class A

    Regular price From $344.33 USD
    Regular price Sale price From $344.33 USD
    Unit price /  per 
  • Luna Aluminum Grate

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Luna Grate - Aluminum

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Luna Grate - Aluminum

    Regular price From $330.44 USD
    Regular price Sale price From $330.44 USD
    Unit price /  per 
  • NDS500-BA-STAR-A Bronze Age Aluminum Stars Grate

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Stars Grate - Aluminum

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Stars Grate - Aluminum

    Regular price From $330.44 USD
    Regular price Sale price From $330.44 USD
    Unit price /  per 
  • NDS500-BA-BARS-A Bronze Age Aluminum Bars Grate

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Bars Grate -Aluminum

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Bars Grate -Aluminum

    Regular price From $330.44 USD
    Regular price Sale price From $330.44 USD
    Unit price /  per 
  • NDS500-BA-CATH-A NDS Mini Channel with Bronze Age Cathedral Aluminum

    NDS® 3" Gray Mini Channel Kit with TDS Bronze Age Cathedral Grate - Aluminum

    NDS® 3" Gray Mini Channel Kit with TDS Bronze Age Cathedral Grate - Aluminum

    Regular price From $330.44 USD
    Regular price Sale price From $330.44 USD
    Unit price /  per 
  • POLY500-xx-0657 stainless steel perforated grate shallow profile POLYCAST polymer concrete channel

    POLYCAST 500 Series Kit with DG0657 Perforated Stainless Grate

    POLYCAST 500 Series Kit with DG0657 Perforated Stainless Grate

    Regular price From $404.18 USD
    Regular price Sale price From $404.18 USD
    Unit price /  per 
  • POLY600-GS-646

    POLYCAST® 600 Series Kit w/ DG0646 Perforated Galvanized Steel Grate & Edge

    POLYCAST® 600 Series Kit w/ DG0646 Perforated Galvanized Steel Grate & Edge

    Regular price From $233.41 USD
    Regular price Sale price From $233.41 USD
    Unit price /  per 
  • POLYCAST 400 w/DG0442

    POLYCAST®400 Series Kit w/DG0442 5"x48" Slotted Galvanized Grate

    POLYCAST®400 Series Kit w/DG0442 5"x48" Slotted Galvanized Grate

    Regular price From $265.11 USD
    Regular price Sale price From $265.11 USD
    Unit price /  per 
  • New Image Coming Soon

    ULMA HYDROPLUS with 414 / GP100KCC Reinforced Galvanized Perforated Grate Class C

    ULMA HYDROPLUS with 414 / GP100KCC Reinforced Galvanized Perforated Grate Class C

    Regular price From $227.60 USD
    Regular price Sale price From $227.60 USD
    Unit price /  per 
  • FGK-EZ EZ Frame for Fiberglass grates

    EZ Frame Rails for 1.5" or 2.0" Thick Grates - FGK-EZ-1520

    EZ Frame Rails for 1.5" or 2.0" Thick Grates - FGK-EZ-1520

    Regular price From $279.05 USD
    Regular price Sale price From $279.05 USD
    Unit price /  per 
  • ULMA D100 with 410 perforated stainless steel grate

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

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

    Regular price From $261.36 USD
    Regular price Sale price From $261.36 USD
    Unit price /  per 
  • POLYCAST 500 Kit w/ Galvanized Edging and DG0621 Slot Grate | Class A

    POLYCAST 500 Kit w/ Galvanized Edging and DG0621 Slot Grate | Class A

    POLYCAST 500 Kit w/ Galvanized Edging and DG0621 Slot Grate | Class A

    Regular price From $351.55 USD
    Regular price Sale price From $351.55 USD
    Unit price /  per 
  • POLY600-XX-640R-TDSdrains

    POLYCAST 600 Series Kit with DG0640R Slotted Galvanized Grate

    POLYCAST 600 Series Kit with DG0640R Slotted Galvanized Grate

    Regular price From $367.29 USD
    Regular price Sale price From $367.29 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 
  • MCKs-BA-FOAM-0336 Sand Mini Channel with Perforated Foam Stainless Steel Grates

    NDS® Sand Mini Channel Kit w/Foam 316 Stainless Steel HP Grates

    NDS® Sand Mini Channel Kit w/Foam 316 Stainless Steel HP Grates

    Regular price From $312.47 USD
    Regular price Sale price From $312.47 USD
    Unit price /  per 
  • MCKS-TDS571-TDSdrains Sand Mini Channel with Aluminum Cathedral Grate

    NDS 3" Sand Mini Channel Kit with TDS Bronze Age Cathedral Grate - Aluminum

    NDS 3" Sand Mini Channel Kit with TDS Bronze Age Cathedral Grate - Aluminum

    Regular price From $336.47 USD
    Regular price Sale price From $336.47 USD
    Unit price /  per 
  • MCK-BA-SLOT-0336 Grey NDS Mini Channel with Stainless Steel Transverse Slotted Grate

    NDS 3" Gray Mini Channel Kit with TDS Slotted Heel Proof Grate - 316L Stainless

    NDS 3" Gray Mini Channel Kit with TDS Slotted Heel Proof Grate - 316L Stainless

    Regular price From $306.44 USD
    Regular price Sale price From $306.44 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 HYDROPLUS Mini w/ BARS Ductile Iron Grate Class C

    ULMA HYDROPLUS Mini w/ BARS Ductile Iron Grate Class C

    $237.16 $183.00
  • ULMA HYDROPLUS Mini w/ FERN Ductile Iron Grate Class C

    ULMA HYDROPLUS Mini w/ FERN Ductile Iron Grate Class C

    $237.16 $183.00
  • ULMA HYDROPLUS Mini w/ CATHEDRAL Ductile Iron Grate Class C

    ULMA HYDROPLUS Mini w/ CATHEDRAL Ductile Iron Grate Class C

    $237.16 $183.00
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