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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
    • Load Class
      • Load Class A
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      • Load Class D
      • Load Class E
      • Load Class F
      • 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
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      • Bronze
      • Ductile/Cast Iron
      • Fiberglass
      • Galvanized Steel
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      • Stainless Steel
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  • A-FOAM-0336 Stainless Steel 3x36

    Bronze Age™ TDS-FOAM-0312-L Foam 316L Stainless Steel 3″x12″ Grate

    Bronze Age™ TDS-FOAM-0312-L Foam 316L Stainless Steel 3″x12″ Grate

    Regular price $83.00 USD
    Regular price Sale price $83.00 USD
    Unit price /  per 
  • IA-Dura-Slope-CI-grate-Locust-raw-6x24-TDSdrains

    Iron Age IA-LOC-0624 Class B Locust Cast Iron 6″ x 24″ Grate - RAW

    Iron Age IA-LOC-0624 Class B Locust Cast Iron 6″ x 24″ Grate - RAW

    Regular price $304.59 USD
    Regular price Sale price $304.59 USD
    Unit price /  per 
  • 5" square Spee-D channel brass grate

    NDS 913B Square Satin Brass 5" Grate w/ PVC Collar

    NDS 913B Square Satin Brass 5" Grate w/ PVC Collar

    Regular price $207.82 USD
    Regular price Sale price $207.82 USD
    Unit price /  per 
  • DG0643

    POLYCAST® DG0643 Slotted Gray Iron Catch Basin Grate | Load Class E

    POLYCAST® DG0643 Slotted Gray Iron Catch Basin Grate | Load Class E

    Regular price $354.68 USD
    Regular price Sale price $354.68 USD
    Unit price /  per 
  • 9373 NDS Slim Channel 90 Degree Angle with Gray Slotted Grate

    NDS 9383 Slim Channel 90 Degree Elbow with Gray Slotted Grate

    NDS 9383 Slim Channel 90 Degree Elbow with Gray Slotted Grate

    Regular price $69.14 USD
    Regular price Sale price $69.14 USD
    Unit price /  per 
  • 9372 NDS Slim Channel Tee with Sand Slotted Grate

    NDS 9372 Slim Channel TEE with Slotted Grate - SAND

    NDS 9372 Slim Channel TEE with Slotted Grate - SAND

    Regular price $81.26 USD
    Regular price Sale price $81.26 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
  • ULMA drain channel with stainless steel edge and polypropylene grate

    ULMA U100K Kit with 494 / PNH100KCAM Polypropylene ADA Heel Proof Grate – BLACK

    Sale

    ULMA U100K Kit with 494 / PNH100KCAM Polypropylene ADA Heel Proof Grate – BLACK

    Regular price From $298.23 USD
    Regular price $373.44 USD Sale price From $298.23 USD
    Unit price /  per 
    Sale
  • BA-DECO-0336 Stainless Steel Slot 3x36

    Bronze Age™ TDS-DECO-0312-L Square Deco 316L Stainless Steel 3″x12″ Grate

    Bronze Age™ TDS-DECO-0312-L Square Deco 316L Stainless Steel 3″x12″ Grate

    Regular price $83.00 USD
    Regular price Sale price $83.00 USD
    Unit price /  per 
  • NDS714-3in-pro3-plastic-grate (1)

    NDS 714 Class B Slotted HDPE 3" x 20" Grate - Light Gray

    NDS 714 Class B Slotted HDPE 3" x 20" Grate - Light Gray

    Regular price $30.67 USD
    Regular price Sale price $30.67 USD
    Unit price /  per 
  • 9383 NDS Slim Channel Tee with Gray Slotted Grate

    NDS 9373 Slim Channel TEE with Gray Slotted Grate

    NDS 9373 Slim Channel TEE with Gray Slotted Grate

    Regular price $81.26 USD
    Regular price Sale price $81.26 USD
    Unit price /  per 
  • FG-T1215-1248 Fiberglass 12 inch T-Bar Grate

    12" Fiberglass Heel Proof T-Bar Grate - Load Class A

    12" Fiberglass Heel Proof T-Bar Grate - Load Class A

    Regular price $366.50 USD
    Regular price Sale price $366.50 USD
    Unit price /  per 
  • DG0675-polycast-duraguard-longit-slotted-grate-TDSdrains

    POLYCAST® DG0675 Transverse Slotted HDPE 6"x24" (Nominal) Grate - BLACK-Class A

    POLYCAST® DG0675 Transverse Slotted HDPE 6"x24" (Nominal) Grate - BLACK-Class A

    Regular price $67.11 USD
    Regular price Sale price $67.11 USD
    Unit price /  per 
  • 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
  • ULMA M100KX Polymer Concrete Stainless Steel edged channel with 497 Mesh grate

    ULMA M100KX Kit with 497 / PE100KCBM Mesh Polypropylene Grate

    Sale

    ULMA M100KX Kit with 497 / PE100KCBM Mesh Polypropylene Grate

    Regular price From $313.31 USD
    Regular price $392.82 USD Sale price From $313.31 USD
    Unit price /  per 
    Sale
  • M100KX Polymer concrete linear channel with stainless steel edge with 495 grey poly grates

    ULMA M100KX Kit with 495 / PNH100KCAM-GRIS ADA Heel-Proof Poly Grate -GRAY

    Sale

    ULMA M100KX Kit with 495 / PNH100KCAM-GRIS ADA Heel-Proof Poly Grate -GRAY

    Regular price From $301.11 USD
    Regular price $377.15 USD Sale price From $301.11 USD
    Unit price /  per 
    Sale
  • ULMA D100_424 galvanized reinforced grate

    ULMA D100 Drain Channel w/ TDS 424 Slotted Reinforced Galvanized Grate - Class C

    Sale

    ULMA D100 Drain Channel w/ TDS 424 Slotted Reinforced Galvanized Grate - Class C

    Regular price From $295.00 USD
    Regular price $318.10 USD Sale price From $295.00 USD
    Unit price /  per 
    Sale
  • 9382 NDS Slim Channel 90 Degree Angle with Sand Slotted Grate

    NDS® 9382 Slim Channel 90 Degree Elbow with Slotted Grate - SAND

    NDS® 9382 Slim Channel 90 Degree Elbow with Slotted Grate - SAND

    Regular price $69.14 USD
    Regular price Sale price $69.14 USD
    Unit price /  per 
  • Dura Slope Channel

    Dura Slope 6" Drain Channel - by NDS®

    Dura Slope 6" Drain Channel - by NDS®

    Regular price $352.39 USD
    Regular price Sale price $352.39 USD
    Unit price /  per 
  • MCK-BA-TAR-BF NDS Mini Channel in Grey with TDS Bronze Age Tardis Grate in Ductile Iron

    NDS® 3" Gray Mini Channel Kit with TDS Bronze Age™ Tardis Grate - Ductile Iron

    NDS® 3" Gray Mini Channel Kit with TDS Bronze Age™ Tardis Grate - Ductile Iron

    Regular price From $177.29 USD
    Regular price Sale price From $177.29 USD
    Unit price /  per 
  • 495 PNH100KCAM-gris gray plastic slotted grate Ulma

    ULMA 495 / PNH100KCAM-GRIS Class A ADA HP Slotted Gray Grate Polypropylene 123mmx498mm

    Sale

    ULMA 495 / PNH100KCAM-GRIS Class A ADA HP Slotted Gray Grate Polypropylene 123mmx498mm

    Regular price $39.99 USD
    Regular price $35.99 USD Sale price $39.99 USD
    Unit price /  per 
    Sale
  • NDS Dura Slope Stainless Steel Perforated Grate NDS226

    NDS Dura Slope Kit with DS-226 Stainless Steel Perforated Grate

    NDS Dura Slope Kit with DS-226 Stainless Steel Perforated Grate

    Regular price From $752.32 USD
    Regular price Sale price From $752.32 USD
    Unit price /  per 
  • PCK5-DG0621 Slot

    POLYCAST 500 Kit w/ DG0621 Galvanized Slotted Grate | Class A

    POLYCAST 500 Kit w/ DG0621 Galvanized Slotted Grate | Class A

    Regular price From $301.88 USD
    Regular price Sale price From $301.88 USD
    Unit price /  per 
  • Iron Age Regular Joe Heel Proof BoOF

    Iron Age IA-JOE-0820-HP-BF REGULAR JOE Heel Proof Cast Iron Grate – 8" x 20" BoOF

    Iron Age IA-JOE-0820-HP-BF REGULAR JOE Heel Proof Cast Iron Grate – 8" x 20" BoOF

    Regular price $414.70 USD
    Regular price Sale price $414.70 USD
    Unit price /  per 
  • ULMA HYDROPLUS MINI with 438 Grate-Stainless Steel Wedge Wire

    ULMA HYDROPLUS Mini w/ ADA Stainless Steel Reinforced Wedge Wire Grate (438)

    Sale

    ULMA HYDROPLUS Mini w/ ADA Stainless Steel Reinforced Wedge Wire Grate (438)

    Regular price From $517.36 USD
    Regular price $658.32 USD Sale price From $517.36 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
  • 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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