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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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    • Popular Drainage Systems
      • Dura Slope
      • FP1200
      • Mini Channel
      • Polycast 600/700
      • Slim Channel
      • SS600
      • ULMA U100K(X)
      • All Drainage Systems
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  • FGK-HLC-WYE-08 Fiberglass Mesh Grate with WYE Frame

    8" Fiberglass Kit w/ HLC Grate and WYE Frame - Load Class C

    8" Fiberglass Kit w/ HLC Grate and WYE Frame - Load Class C

    Regular price From $561.71 USD
    Regular price Sale price From $561.71 USD
    Unit price /  per 
  • FGK-HLC-10-Grate Fiberglass Grate

    FG-HLC-1048 Mesh Fiberglass 10" X 48" Grate | Load Class C

    FG-HLC-1048 Mesh Fiberglass 10" X 48" Grate | Load Class C

    Regular price $422.50 USD
    Regular price Sale price $422.50 USD
    Unit price /  per 
  • FGK-HLC-WYE-10 Fiberglass Mesh Grate with WYE Frame

    10" Fiberglass Kit w/ HLC Grate and WYE Frame - Load Class C

    10" Fiberglass Kit w/ HLC Grate and WYE Frame - Load Class C

    Regular price From $638.53 USD
    Regular price Sale price From $638.53 USD
    Unit price /  per 
  • FGK-HLC-EZ-08 Fiberglass Mesh Grate with EZ Frame

    8" Fiberglass Kit w/ HLC Grate and EZ Frame - Load Class C

    8" Fiberglass Kit w/ HLC Grate and EZ Frame - Load Class C

    Regular price From $527.51 USD
    Regular price Sale price From $527.51 USD
    Unit price /  per 
  • FG-HLC-1248 fiberglass mesh grate

    FG-HLC-1248 Mesh Fiberglass 12"X48" Grate Load Class C

    FG-HLC-1248 Mesh Fiberglass 12"X48" Grate Load Class C

    Regular price $543.21 USD
    Regular price Sale price $543.21 USD
    Unit price /  per 
  • HW FGHD-FP1200 locking device

    HW FGHD Locking Device for FP1200 Series HLC Fiberglass Grates

    HW FGHD Locking Device for FP1200 Series HLC Fiberglass Grates

    Regular price $41.31 USD
    Regular price Sale price $41.31 USD
    Unit price /  per 
  • FGK-HLC-14 Fiberglass Mesh Grate

    FG-HLC-1448 Mesh Fiberglass 14"X48" Grate Load Class C

    FG-HLC-1448 Mesh Fiberglass 14"X48" Grate Load Class C

    Regular price $633.75 USD
    Regular price Sale price $633.75 USD
    Unit price /  per 
  • FGK-HLC-EZ-14 Fiberglass Mesh Grate with EZ Frame

    14" Fiberglass Kit w/ HLC Grate and EZ Frame - Load Class C

    14" Fiberglass Kit w/ HLC Grate and EZ Frame - Load Class C

    Regular price From $815.58 USD
    Regular price Sale price From $815.58 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 $345.68 USD
    Regular price Sale price $345.68 USD
    Unit price /  per 
  • FGK-HLC-WYE-12 Fiberglass Mesh Grate with WYE Frame

    12" Fiberglass Kit w/ HLC Grate (Nominal Width) and WYE Frame - Load Class C

    12" Fiberglass Kit w/ HLC Grate (Nominal Width) and WYE Frame - Load Class C

    Regular price From $759.24 USD
    Regular price Sale price From $759.24 USD
    Unit price /  per 
  • FGK-HLC-WYE-14 Fiberglass Mesh Grate with WYE Frame

    14" Fiberglass Kit w/ HLC Grate and WYE Frame - Load Class C

    14" Fiberglass Kit w/ HLC Grate and WYE Frame - Load Class C

    Regular price From $849.78 USD
    Regular price Sale price From $849.78 USD
    Unit price /  per 
  • RG-151224-AB

    RG-151224-AB Heavy Duty Ductile Iron Slotted 12″ x 24″ x 1.5″ Grate | TDS

    RG-151224-AB Heavy Duty Ductile Iron Slotted 12″ x 24″ x 1.5″ Grate | TDS

    Regular price $217.44 USD
    Regular price Sale price $217.44 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 
  • DG0646R Galvanized Grates

    POLYCAST DG0646R Class C ADA Compliant Perforated Reinforced Galvanized 6" x 48" Grate

    POLYCAST DG0646R Class C ADA Compliant Perforated Reinforced Galvanized 6" x 48" Grate

    Regular price $459.03 USD
    Regular price Sale price $459.03 USD
    Unit price /  per 
  • Lift Gate on Delivery

    Lift Gate on Delivery

    Regular price $75.00 USD
    Regular price Sale price $75.00 USD
    Unit price /  per 
  • MCKS-554CI-BF-TDSdrains Sand Channel with NDS Botanical Cast Iron Grate

    NDS 3" Sand Mini Channel Kit with NDS Botanical Grate - Baked on Oil Finish

    NDS 3" Sand Mini Channel Kit with NDS Botanical Grate - Baked on Oil Finish

    Regular price From $342.94 USD
    Regular price Sale price From $342.94 USD
    Unit price /  per 
  • NDS-Spee-D-BA-Cathedral SS grate

    NDS Spee-D® Channel w/ BA-CATH-0448-S Stainless Steel 4"x48" Cathedral Grate

    NDS Spee-D® Channel w/ BA-CATH-0448-S Stainless Steel 4"x48" Cathedral Grate

    Regular price From $246.46 USD
    Regular price Sale price From $246.46 USD
    Unit price /  per 
  • ULMA HYDROPLUS Mini w/ CATHEDRAL Ductile Iron Grate Class C

    ULMA HYDROPLUS Mini w/ CATHEDRAL Ductile Iron Grate Class C

    Sale

    ULMA HYDROPLUS Mini w/ CATHEDRAL Ductile Iron Grate Class C

    Regular price From $183.00 USD
    Regular price $237.16 USD Sale price From $183.00 USD
    Unit price /  per 
    Sale
  • NDS-speeD400-252-TDSdrains

    NDS Spee-D® Channel w/ 252 Botanical HDPE 4"x24" Black Grate

    NDS Spee-D® Channel w/ 252 Botanical HDPE 4"x24" Black Grate

    Regular price From $115.58 USD
    Regular price Sale price From $115.58 USD
    Unit price /  per 
  • NDS1882-catch-basin 18x18 NDS

    NDS 18" Catch Basin Kit with Iron Age Interlaken Grate | Natural

    NDS 18" Catch Basin Kit with Iron Age Interlaken Grate | Natural

    Regular price From $971.35 USD
    Regular price Sale price From $971.35 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 
  • ZURN Z888-18 Hi-Cap Slotted Drain

    Zurn Z888-18 High Capacity Slot Drain

    Zurn Z888-18 High Capacity Slot Drain

    Regular price $1,112.80 USD
    Regular price Sale price $1,112.80 USD
    Unit price /  per 
  • POLY600-xx-641D-TDSdrains ductile iron slotted grate polymer concrete channel Polycast

    POLYCAST 600 Series Kit with DG0641D Slotted Ductile Iron Grate

    POLYCAST 600 Series Kit with DG0641D Slotted Ductile Iron Grate

    Regular price From $212.20 USD
    Regular price Sale price From $212.20 USD
    Unit price /  per 
  • NDS 24 inch Catch Basin with Irn Age Interlaken BoOF Cast Iron Grate

    NDS 18" Catch Basin Kit with Iron Age Interlaken Grate | Baked on Oil Finish

    NDS 18" Catch Basin Kit with Iron Age Interlaken Grate | Baked on Oil Finish

    Regular price From $1,084.32 USD
    Regular price Sale price From $1,084.32 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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