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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
    • Channel Materials
      • Fiberglass
      • Plastic
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      • 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
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      • Bronze
      • Ductile/Cast Iron
      • Fiberglass
      • Galvanized Steel
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  • ZF806-DGC ductile iron grate and fiber reinforced polymer trench drain

    Zurn ZF806 Flo-Thru® Drain with P6-DGC Ductile Iron Grate - HD Z Frame

    Zurn ZF806 Flo-Thru® Drain with P6-DGC Ductile Iron Grate - HD Z Frame

    Regular price From $2,239.80 USD
    Regular price Sale price From $2,239.80 USD
    Unit price /  per 
  • U100K with Galvanized Heelproof 406

    ULMA U100K Drainage Kit with ULMA Heel-Proof 406 Mesh Grate | Galvanized

    Sale

    ULMA U100K Drainage Kit with ULMA Heel-Proof 406 Mesh Grate | Galvanized

    Regular price From $134.19 USD
    Regular price $172.54 USD Sale price From $134.19 USD
    Unit price /  per 
    Sale
  • U100K with 402 Galvanized Steel Mesh Grate

    ULMA U100K Drainage Kit with ULMA 402 Mesh Grate | Galvanized

    Sale

    ULMA U100K Drainage Kit with ULMA 402 Mesh Grate | Galvanized

    Regular price From $122.69 USD
    Regular price $157.74 USD Sale price From $122.69 USD
    Unit price /  per 
    Sale
  • ULMA HYDRO PLUS with IA-ARGO-0520-HP Iron Age Argo Heelproof Grate-Class B

    ULMA HYDROPLUS w/ Iron Age IA-ARGO-0520-HP Argo Heel Proof Raw Cast Iron Grate Class B

    Sale

    ULMA HYDROPLUS w/ Iron Age IA-ARGO-0520-HP Argo Heel Proof Raw Cast Iron Grate Class B

    Regular price From $441.85 USD
    Regular price $465.78 USD Sale price From $441.85 USD
    Unit price /  per 
    Sale
  • POLYCAST 500 Kit w/ DG0622 Foam Galvanized Perforated Grate & Edging | Class A

    POLYCAST 500 Kit w/ DG0622 Foam Galvanized Perforated Grate & Edging | Class A

    POLYCAST 500 Kit w/ DG0622 Foam Galvanized Perforated Grate & Edging | Class A

    Regular price From $389.27 USD
    Regular price Sale price From $389.27 USD
    Unit price /  per 
  • BA-SLOT-0312-BF TDS Bronze Age Slotted Ductile Iron Grate with BoOF

    TDS® 3" Gray Max Mini w/ Bronze Age™ Slot Grate - BoOF & Oil Rubbed Bronze Edge

    TDS® 3" Gray Max Mini w/ Bronze Age™ Slot Grate - BoOF & Oil Rubbed Bronze Edge

    Regular price From $710.66 USD
    Regular price Sale price From $710.66 USD
    Unit price /  per 
  • ULMA D100 w/Bronze Age™ FERN Ductile Iron Grate - RAW

    ULMA D100 w/Bronze Age™ FERN Ductile Iron Grate - RAW

    Sale

    ULMA D100 w/Bronze Age™ FERN Ductile Iron Grate - RAW

    Regular price From $414.64 USD
    Regular price $421.92 USD Sale price From $414.64 USD
    Unit price /  per 
    Sale
  • U100K-TDS0461 cast iron class E grate ulma polymer concrete channel

    ULMA U100K Drainage Kit w/ TDS 461D Slotted Ductile Iron Grate

    Sale

    ULMA U100K Drainage Kit w/ TDS 461D Slotted Ductile Iron Grate

    Regular price From $1,433.51 USD
    Regular price $1,833.08 USD Sale price From $1,433.51 USD
    Unit price /  per 
    Sale
  • New Image Coming Soon

    ULMA M100V w/Bronze Age™ LUNA Ductile Iron Heel-Proof Grate - RAW

    Sale

    ULMA M100V w/Bronze Age™ LUNA Ductile Iron Heel-Proof Grate - RAW

    Regular price From $310.06 USD
    Regular price $338.65 USD Sale price From $310.06 USD
    Unit price /  per 
    Sale
  • DP0600 POLYCAST 600 channel

    POLYCAST 600 Sloped Channel Kit - w/o Grates

    POLYCAST 600 Sloped Channel Kit - w/o Grates

    Regular price From $192.44 USD
    Regular price Sale price From $192.44 USD
    Unit price /  per 
  • POLYCAST 600 with Stainless Steel Edge and DG0670

    POLYCAST® 600 Series Kit w/ Stainless Steel Edge & DG0670 Plastic Grate | Load Class A

    POLYCAST® 600 Series Kit w/ Stainless Steel Edge & DG0670 Plastic Grate | Load Class A

    Regular price From $247.87 USD
    Regular price Sale price From $247.87 USD
    Unit price /  per 
  • FG-HLC 8 inch Fiberglass Mesh Grate

    FG-HLC-0848 Mesh Fiberglass 8"X48" Grate Load Class C

    FG-HLC-0848 Mesh Fiberglass 8"X48" Grate Load Class C

    Regular price $362.54 USD
    Regular price Sale price $362.54 USD
    Unit price /  per 
  • ULMA polymer concrete linear channel with stainless steel edge with Iron Age Boof Cast Iron Locust grate

    ULMA M100KX w/ Iron Age Locust 5x20 Grate-BoOF

    Sale

    ULMA M100KX w/ Iron Age Locust 5x20 Grate-BoOF

    Regular price From $718.03 USD
    Regular price $779.98 USD Sale price From $718.03 USD
    Unit price /  per 
    Sale
  • POLY600-xx-657-TDSdrains stainless steel perforated grate polymer concrete channel Polycast

    POLYCAST 600 Series Kit w/ DG0657 Perforated Stainless Steel Grate

    POLYCAST 600 Series Kit w/ DG0657 Perforated Stainless Steel Grate

    Regular price From $309.86 USD
    Regular price Sale price From $309.86 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 
  • 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
  • Zurn 6" Plastic ADA slotted grate P6-HPP-BLACK

    Zurn P6-HPP-BLACK Class A Linear Slotted HDPE 6" x 20" Grate

    Zurn P6-HPP-BLACK Class A Linear Slotted HDPE 6" x 20" Grate

    Regular price $108.00 USD
    Regular price Sale price $108.00 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 
  • IA-QUE-3x12 BOOF Iron Age Cast Iron for Mini Channel

    Iron Age IA-QUE-0312-HP-BF Class B Transverse Slotted Cast Iron 3" x 12" Grate - BoOF

    Iron Age IA-QUE-0312-HP-BF Class B Transverse Slotted Cast Iron 3" x 12" Grate - BoOF

    Regular price $114.40 USD
    Regular price Sale price $114.40 USD
    Unit price /  per 
  • DG0647-PolyCast-TDSdrains stainless steel slotted class A grate

    POLYCAST DG0647 Class B Slotted Stainless Steel 6" x 48" Grate

    POLYCAST DG0647 Class B Slotted Stainless Steel 6" x 48" Grate

    Regular price $139.23 USD
    Regular price Sale price $139.23 USD
    Unit price /  per 
  • TP0650S-XX-641D Catch Basin with DG0641D ductile iron grate

    TV0650S (Shallow) Catch Basin Kit w/ DG0641D for POLYCAST®

    TV0650S (Shallow) Catch Basin Kit w/ DG0641D for POLYCAST®

    Regular price $449.16 USD
    Regular price Sale price $449.16 USD
    Unit price /  per 
  • POLY500-PE-675HD-TDSdrains frame cast iron transverse slotted ADA grate POLYCAST polymer concrete channel

    POLYCAST 500 Series Kit w/ DG0675HD Transverse Slot Ductile Iron Grate ADA - HDPE Frame

    POLYCAST 500 Series Kit w/ DG0675HD Transverse Slot Ductile Iron Grate ADA - HDPE Frame

    Regular price From $418.74 USD
    Regular price Sale price From $418.74 USD
    Unit price /  per 
  • POLY600-xx-675D-TDsdrains cast iron transverse ada grate polymer concrete channel Polycast

    POLYCAST® 600 Vinyl Ester Series Kit w/ DG0675HD Transverse Slotted Ductile Iron Grate

    POLYCAST® 600 Vinyl Ester Series Kit w/ DG0675HD Transverse Slotted Ductile Iron Grate

    Regular price From $325.14 USD
    Regular price Sale price From $325.14 USD
    Unit price /  per 
  • POLY500-XX-644 Polycast 500 with DG0644 Fiberglass Grates with 5/8" slot openings

    POLYCAST 500 Series Kit with FG0644 Vinyl-Ester Bar 5/8" Spacing Grate

    POLYCAST 500 Series Kit with FG0644 Vinyl-Ester Bar 5/8" Spacing Grate

    Regular price From $504.22 USD
    Regular price Sale price From $504.22 USD
    Unit price /  per 
  • NDS 12" Low Profile Catch Basin Kit w/ FG-MESH Fiberglass Mesh Grate

    NDS 12" Low Profile Catch Basin Kit w/ FG-MESH Fiberglass Mesh Grate

    NDS 12" Low Profile Catch Basin Kit w/ FG-MESH Fiberglass Mesh Grate

    Regular price From $128.68 USD
    Regular price Sale price From $128.68 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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