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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
      • Plastic
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      • Pour in Place (Concrete)
      • All Channel Materials
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      • All Load Classes
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      • TDS
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      • 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
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  • ZURN Z884 Drainage Kit w/ P4-FS Slotted Stainless Steel Grates - Bottom Outlet

    ZURN Z884 Drainage Kit w/ P4-FS Slotted Stainless Steel Grates - Bottom Outlet

    ZURN Z884 Drainage Kit w/ P4-FS Slotted Stainless Steel Grates - Bottom Outlet

    Regular price From $591.61 USD
    Regular price Sale price From $591.61 USD
    Unit price /  per 
  • nds819-white-grate pro series 5

    NDS 819 Class B ADA Compliant Light Traffic HDPE 5" x 20" Grate - WHITE

    NDS 819 Class B ADA Compliant Light Traffic HDPE 5" x 20" Grate - WHITE

    Regular price $39.03 USD
    Regular price Sale price $39.03 USD
    Unit price /  per 
  • Zurn Z886 Drainage Kit w/ DGE Ductile Iron Slotted Grate w/Frame

    Zurn Z886 Drainage Kit w/ DGE Ductile Iron Slotted Grate w/Frame

    Zurn Z886 Drainage Kit w/ DGE Ductile Iron Slotted Grate w/Frame

    Regular price From $1,571.19 USD
    Regular price Sale price From $1,571.19 USD
    Unit price /  per 
  • ULMA drain channel with stainless steel edge and Iron Age Regular Joe grate

    ULMA U100KX Drain Channel w/ Iron Age Regular Joe Grate - RAW

    Sale

    ULMA U100KX Drain Channel w/ Iron Age Regular Joe Grate - RAW

    Regular price From $719.51 USD
    Regular price $815.39 USD Sale price From $719.51 USD
    Unit price /  per 
    Sale
  • BA-Cath-0312-BF

    Bronze Age™ BA-CATH-0312-BF Ductile Iron 3" x 12" Grate -BoOF

    Bronze Age™ BA-CATH-0312-BF Ductile Iron 3" x 12" Grate -BoOF

    Regular price $64.95 USD
    Regular price Sale price $64.95 USD
    Unit price /  per 
  • NDS888-ductile-iron-slot-grate

    NDS 888 Class C Slotted Ductile Iron Grate 8" x 20" (Nominal Dimensions)

    NDS 888 Class C Slotted Ductile Iron Grate 8" x 20" (Nominal Dimensions)

    Regular price $245.10 USD
    Regular price Sale price $245.10 USD
    Unit price /  per 
  • ULMA drain channel with stainless steel edge and Iron Age Locust grate

    ULMA U100KX Drain Channel w/ Iron Age Locust Grate-RAW

    Sale

    ULMA U100KX Drain Channel w/ Iron Age Locust Grate-RAW

    Regular price From $289.62 USD
    Regular price $322.52 USD Sale price From $289.62 USD
    Unit price /  per 
    Sale
  • GF-21224

    GF 21224 Heavy-Duty Gray Iron Slotted 12" x 24" x 2" Grate | General Foundry

    GF 21224 Heavy-Duty Gray Iron Slotted 12" x 24" x 2" Grate | General Foundry

    Regular price $211.20 USD
    Regular price Sale price $211.20 USD
    Unit price /  per 
  • NDS2412 Green 24" HDPE Slotted Catch Basin Grate

    NDS 2412 Class B Slotted HDPE 24" x 24" Grate - GREEN

    NDS 2412 Class B Slotted HDPE 24" x 24" Grate - GREEN

    Regular price $596.55 USD
    Regular price Sale price $596.55 USD
    Unit price /  per 
  • POLY600-SS-647-DK stainless steel edge stainless steel slotted grate polymer concrete channel Polycast

    POLYCAST® 600 Vinyl Ester Series Kit with DG0647 Slotted Stainless Grate & Stainless Edge

    POLYCAST® 600 Vinyl Ester Series Kit with DG0647 Slotted Stainless Grate & Stainless Edge

    Regular price From $444.68 USD
    Regular price Sale price From $444.68 USD
    Unit price /  per 
  • NDS-Dura-Slope-221 galvanized steel grate dura slope channel

    NDS Dura Slope Kit with DS-221 Galvanized Slotted Grate

    NDS Dura Slope Kit with DS-221 Galvanized Slotted Grate

    Regular price From $450.06 USD
    Regular price Sale price From $450.06 USD
    Unit price /  per 
  • Polycast 600 with DG0647R Reinforced Slotted grates with Stainless Steel Edges

    POLYCAST® 600 Vinyl Ester Series Kit w/ DG0647R Reinforced Stainless Slotted Grate & Edge

    POLYCAST® 600 Vinyl Ester Series Kit w/ DG0647R Reinforced Stainless Slotted Grate & Edge

    Regular price From $669.72 USD
    Regular price Sale price From $669.72 USD
    Unit price /  per 
  • New Image Coming Soon

    ZURN Z884 Drainage Kit w/ P4-FS Slotted Stainless Steel Grates - Bottom Outlet & Stainless Frame

    ZURN Z884 Drainage Kit w/ P4-FS Slotted Stainless Steel Grates - Bottom Outlet & Stainless Frame

    Regular price From $799.40 USD
    Regular price Sale price From $799.40 USD
    Unit price /  per 
  • POLYCAST500 with SS Edging and SS Square Deco Grate

    POLYCAST 500 Kit w/ Stainless Steel Edging and DG0633 Square Deco Grate | Class A

    POLYCAST 500 Kit w/ Stainless Steel Edging and DG0633 Square Deco Grate | Class A

    Regular price From $508.56 USD
    Regular price Sale price From $508.56 USD
    Unit price /  per 
  • MMG-BF-555 TDS MAX Mini in Gray with Oil Brushed Edge and NDS BoOF Wave Grate

    TDS™ 3" Gray MAX Mini w/ Wave BoOF Grate & Oil Rubbed Bronze Edge

    TDS™ 3" Gray MAX Mini w/ Wave BoOF Grate & Oil Rubbed Bronze Edge

    Regular price From $744.86 USD
    Regular price Sale price From $744.86 USD
    Unit price /  per 
  • POLYCAST 600 with DG0670

    POLYCAST® 600 Vinyl Ester Series Kit with DG0670 Slotted HDPE Grate

    POLYCAST® 600 Vinyl Ester Series Kit with DG0670 Slotted HDPE Grate

    Regular price From $307.48 USD
    Regular price Sale price From $307.48 USD
    Unit price /  per 
  • ZURN Z884 Drainage Kit w/ P4-HPP-GREEN HDPE Slotted Grate - Vandal Proof Locks

    ZURN Z884 Drainage Kit w/ P4-HPP-GREEN HDPE Slotted Grate - Vandal Proof Locks

    ZURN Z884 Drainage Kit w/ P4-HPP-GREEN HDPE Slotted Grate - Vandal Proof Locks

    Regular price From $367.00 USD
    Regular price Sale price From $367.00 USD
    Unit price /  per 
  • POLY700-PE-641D-TDSdrains HPDE frame ductile iron slotted grate polymer concrete channel Polycast

    POLYCAST 700 Series Kit with DG0641D Slotted Ductile Iron Grate and HDPE Frame

    POLYCAST 700 Series Kit with DG0641D Slotted Ductile Iron Grate and HDPE Frame

    Regular price From $465.36 USD
    Regular price Sale price From $465.36 USD
    Unit price /  per 
  • NDS710 pro-series 3-kit including channel, grates

    NDS 764 Pro Series 3 Drain Kit

    NDS 764 Pro Series 3 Drain Kit

    Regular price $68.62 USD
    Regular price Sale price $68.62 USD
    Unit price /  per 
  • max-min-stainless-stainlessperf

    TDS™ 3" Gray MAX Mini w/Perforated HP 316L Stainless Steel Grate & Stainless Steel Edge

    TDS™ 3" Gray MAX Mini w/Perforated HP 316L Stainless Steel Grate & Stainless Steel Edge

    Regular price From $484.60 USD
    Regular price Sale price From $484.60 USD
    Unit price /  per 
  • ULMA M100K Drain Channel kit w/Bronze Age™ PEDREDA Grate-RAW

    ULMA M100K Drain Channel kit w/Bronze Age™ PEDREDA Grate-RAW

    Sale

    ULMA M100K Drain Channel kit w/Bronze Age™ PEDREDA Grate-RAW

    Regular price From $351.07 USD
    Regular price $391.38 USD Sale price From $351.07 USD
    Unit price /  per 
    Sale
  • ULMA drain channel with stainless steel edge and Iron Age Argo grate

    ULMA U100KX Drain Channel w/ Iron Age Argo Grate - RAW

    Sale

    ULMA U100KX Drain Channel w/ Iron Age Argo Grate - RAW

    Regular price From $293.19 USD
    Regular price $327.11 USD Sale price From $293.19 USD
    Unit price /  per 
    Sale
  • ZURN Z884 Drainage Kit w/ P4-HPP-BLACK HDPE Slotted Grate - Vandal Proof Locks

    ZURN Z884 Drainage Kit w/ P4-HPP-BLACK HDPE Slotted Grate - Vandal Proof Locks

    ZURN Z884 Drainage Kit w/ P4-HPP-BLACK HDPE Slotted Grate - Vandal Proof Locks

    Regular price From $367.00 USD
    Regular price Sale price From $367.00 USD
    Unit price /  per 
  • BA-LUNA-0312-D Bronze Age Ductile Iron Luna Grate

    Bronze Age™ BA-LUNA-0312-D Ductile Iron 3" x 12" Grate - RAW

    Bronze Age™ BA-LUNA-0312-D Ductile Iron 3" x 12" Grate - RAW

    Regular price $39.95 USD
    Regular price Sale price $39.95 USD
    Unit price /  per 
  • nds814-lt-grey-grate pro series 5

    NDS 814 Class B ADA Light Traffic HDPE Grate 5" x 20" (Nominal) - LIGHT GRAY

    NDS 814 Class B ADA Light Traffic HDPE Grate 5" x 20" (Nominal) - LIGHT GRAY

    Regular price $36.71 USD
    Regular price Sale price $36.71 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 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
  • 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
  • LD100X-2 Locking Device for ULMA Grates

    LD100X-2 Locking Device for ULMA Grates

    $12.96 $10.08
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