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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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      • Pour in Place (Concrete)
      • All Channel Materials
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      • Load Class A
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      • All Load Classes
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    • Popular Manufacturers
      • TDS
      • Bronze Age
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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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  • NDS1280-atrium-grate-green-catch-basin-nds

    NDS 1280 Atrium HDPE 12" X 12" Grate - GREEN

    NDS 1280 Atrium HDPE 12" X 12" Grate - GREEN

    Regular price $145.38 USD
    Regular price Sale price $145.38 USD
    Unit price /  per 
  • 10" Fiberglass Kit w/ Mesh Grate and EZ Frame - Load Class A

    10" Fiberglass Kit w/ Mesh Grate and EZ Frame - Load Class A

    10" Fiberglass Kit w/ Mesh Grate and EZ Frame - Load Class A

    Regular price From $421.64 USD
    Regular price Sale price From $421.64 USD
    Unit price /  per 
  • IA-Dura-Slope-CI-grate-Interlaken-raw-6x24-TDSdrains

    Iron Age IA-INTER-0624 Class B Interlaken Cast Iron 6″ x 24″ Grate - RAW

    Iron Age IA-INTER-0624 Class B Interlaken Cast Iron 6″ x 24″ Grate - RAW

    Regular price $313.17 USD
    Regular price Sale price $313.17 USD
    Unit price /  per 
  • ULMA polymer concrete linear channel with stainless steel edge with Iron Age Raw Cast Iron Locust grate

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

    Sale

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

    Regular price From $600.77 USD
    Regular price $662.72 USD Sale price From $600.77 USD
    Unit price /  per 
    Sale
  • NDS 981 Black HDPE 9" Atrium Grate

    NDS 981 Atrium HDPE 9" X 9" Grate - BLACK

    NDS 981 Atrium HDPE 9" X 9" Grate - BLACK

    Regular price $101.06 USD
    Regular price Sale price $101.06 USD
    Unit price /  per 
  • NDS 240 - Box of 12 - Class B ADA Compliant Slotted HDPE 4" x 24" Grate - WHITE

    NDS 240 - Box of 12 - Class B ADA Compliant Slotted HDPE 4" x 24" Grate - WHITE

    NDS 240 - Box of 12 - Class B ADA Compliant Slotted HDPE 4" x 24" Grate - WHITE

    Regular price $768.68 USD
    Regular price Sale price $768.68 USD
    Unit price /  per 
  • ULMA U100KX with 488 Vinyl Ester 0.6 FRP Grate

    ULMA U100KX Kit with TDS 488 Vinyl Ester Bar Grate 0.6" on Center (1M)

    Sale

    ULMA U100KX Kit with TDS 488 Vinyl Ester Bar Grate 0.6" on Center (1M)

    Regular price From $237.95 USD
    Regular price $305.93 USD Sale price From $237.95 USD
    Unit price /  per 
    Sale
  • NDS 253GY - Box of 12 - Class B ADA Compliant Wave HDPE 4" x 24" (Nominal) Grate - GRAY

    NDS 253GY - Box of 12 - Class B ADA Compliant Wave HDPE 4" x 24" (Nominal) Grate - GRAY

    NDS 253GY - Box of 12 - Class B ADA Compliant Wave HDPE 4" x 24" (Nominal) Grate - GRAY

    Regular price $1,108.43 USD
    Regular price Sale price $1,108.43 USD
    Unit price /  per 
  • Z884-P4-PG ZURN Z884 with Galv Perf Class A

    ZURN Z884 Drainage Kit w/ P4-PG Galvanized Perforated Class A Grates

    ZURN Z884 Drainage Kit w/ P4-PG Galvanized Perforated Class A Grates

    Regular price From $364.34 USD
    Regular price Sale price From $364.34 USD
    Unit price /  per 
  • Trench•Era™ FP Series Drain System w/DG3043D 8" Wide Class C Grate - MD Stainless Frame

    Trench•Era™ FP Series Drain System w/DG3043D 8" Wide Class C Grate - MD Stainless Frame

    Trench•Era™ FP Series Drain System w/DG3043D 8" Wide Class C Grate - MD Stainless Frame

    Request quote
  • ZURN P886-FG Galvanized Slotted Grates

    Zurn Z886 Drainage Kit w/ P6-FG Galvanized Slotted Grate - Class A

    Zurn Z886 Drainage Kit w/ P6-FG Galvanized Slotted Grate - Class A

    Regular price From $957.55 USD
    Regular price Sale price From $957.55 USD
    Unit price /  per 
  • NDS DS-226-SS Perforated Duraslope Grate

    NDS DS-226 Class A ADA Compliant Perforated Stainless 6" x 24" Grate

    NDS DS-226 Class A ADA Compliant Perforated Stainless 6" x 24" Grate

    Regular price $388.93 USD
    Regular price Sale price $388.93 USD
    Unit price /  per 
  • NDS 555GY - Box of 16 - Class B ADA Compliant Wave Polyolefin 3" x 36" Grate - GRAY

    NDS 555GY - Box of 16 - Class B ADA Compliant Wave Polyolefin 3" x 36" Grate - GRAY

    NDS 555GY - Box of 16 - Class B ADA Compliant Wave Polyolefin 3" x 36" Grate - GRAY

    Regular price $994.56 USD
    Regular price Sale price $994.56 USD
    Unit price /  per 
  • ZURN Z884 Drainage Kit w/ P4-HPP-TEA&CREAM HDPE Slotted Class A Grates

    ZURN Z884 Drainage Kit w/ P4-HPP-TEA&CREAM HDPE Slotted Class A Grates

    ZURN Z884 Drainage Kit w/ P4-HPP-TEA&CREAM HDPE Slotted Class A Grates

    Regular price From $316.38 USD
    Regular price Sale price From $316.38 USD
    Unit price /  per 
  • IA-Inter-CB09-BF Iron Age 9" Interlaken Grate in Baked on Oil Finish Cast Iron

    Iron Age IA-INTER-CB09-BF Class B Interlaken Cast Iron 9" x 9" Grate - BoOF

    Iron Age IA-INTER-CB09-BF Class B Interlaken Cast Iron 9" x 9" Grate - BoOF

    Regular price $270.27 USD
    Regular price Sale price $270.27 USD
    Unit price /  per 
  • FGK-I4015-WYE-9 I-Bar Fiberglass Grate with WYE Frame

    9" Fiberglass Kit w/ I-Bar Grate and WYE Frame - Load Class C

    9" Fiberglass Kit w/ I-Bar Grate and WYE Frame - Load Class C

    Regular price From $460.48 USD
    Regular price Sale price From $460.48 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 $306.05 USD
    Regular price Sale price From $306.05 USD
    Unit price /  per 
  • ZURN P886-FG Galvanized Slotted Grates

    Zurn Z886 Drainage Kit w/ P6-FG Galvanized Slotted Grate - Vandal Proof Locks & Bottom Outlet

    Zurn Z886 Drainage Kit w/ P6-FG Galvanized Slotted Grate - Vandal Proof Locks & Bottom Outlet

    Regular price From $1,092.54 USD
    Regular price Sale price From $1,092.54 USD
    Unit price /  per 
  • 10in Micro Mesh-EZ Frame

    10" Fiberglass Kit w/ Micro Mesh ADA Compliant Grate and EZ Frame - Load Class A

    10" Fiberglass Kit w/ Micro Mesh ADA Compliant Grate and EZ Frame - Load Class A

    Regular price From $513.75 USD
    Regular price Sale price From $513.75 USD
    Unit price /  per 
  • NDS 252GY Class B ADA Compliant Botanical HDPE 4" x 24" (Nominal) Grate - GRAY

    NDS 252GY Class B ADA Compliant Botanical HDPE 4" x 24" (Nominal) Grate - GRAY

    NDS 252GY Class B ADA Compliant Botanical HDPE 4" x 24" (Nominal) Grate - GRAY

    Regular price $92.37 USD
    Regular price Sale price $92.37 USD
    Unit price /  per 
  • M100KX polymer concrete channel with stainless steel edge with Iron Age Raw Cast Iron Janis grate

    ULMA M100KX Kit with Iron Age JA5-20I21 Janis Grate - RAW

    Sale

    ULMA M100KX Kit with Iron Age JA5-20I21 Janis Grate - RAW

    Regular price From $600.77 USD
    Regular price $662.72 USD Sale price From $600.77 USD
    Unit price /  per 
    Sale
  • ZURN Z884 Drainage Kit w/ P4-PS Stainless Steel Perforated Class A Grates

    ZURN Z884 Drainage Kit w/ P4-PS Stainless Steel Perforated Class A Grates

    ZURN Z884 Drainage Kit w/ P4-PS Stainless Steel Perforated Class A Grates

    Regular price From $558.81 USD
    Regular price Sale price From $558.81 USD
    Unit price /  per 
  • Trench•Era™ FP Series Drain System w/DG3047R 8" Wide Stainless Steel Bar Grate - MD Stainless Steel Frame

    Trench•Era™ FP Series Drain System w/DG3047R 8" Wide Stainless Steel Bar Grate - MD Stainless Steel Frame

    Trench•Era™ FP Series Drain System w/DG3047R 8" Wide Stainless Steel Bar Grate - MD Stainless Steel Frame

    Request quote
  • Zurn Z886 Drainage Kit w/ DGE Class E Ductile Iron Slotted Grate

    Zurn Z886 Drainage Kit w/ DGE Class E Ductile Iron Slotted Grate

    Zurn Z886 Drainage Kit w/ DGE Class E Ductile Iron Slotted Grate

    Regular price From $1,208.34 USD
    Regular price Sale price From $1,208.34 USD
    Unit price /  per 
  • TDS-BARS-0312-A Aluminum Bronze Age Bars Grate

    Bronze Age™ BA-BARS-0312-A Bars Aluminum 3" x 12" Grate

    Bronze Age™ BA-BARS-0312-A Bars Aluminum 3" x 12" Grate

    Regular price $91.00 USD
    Regular price Sale price $91.00 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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