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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
      • Load Class B
      • Load Class C
      • Load Class D
      • Load Class E
      • Load Class F
      • All Load Classes
  • Grates
    • 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
      • Plastic
      • Stainless Steel
      • All Grate Materials
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  • MCK-BA-SLOT-D NDS Mini Channel in Gray with TDS Bronze Age Grates in Ductile Iron Slot Grate

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

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

    Regular price From $177.29 USD
    Regular price Sale price From $177.29 USD
    Unit price /  per 
  • NDS-252GR-TDSdrains NDS Spee-D Channel Grate in green botanical

    NDS 252GR - Box of 12 - Class B ADA Heel-Proof Botanical HDPE 4" x 24" Grate - GREEN

    NDS 252GR - Box of 12 - Class B ADA Heel-Proof Botanical HDPE 4" x 24" Grate - GREEN

    Regular price $704.08 USD
    Regular price Sale price $704.08 USD
    Unit price /  per 
  • 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 $665.06 USD
    Regular price Sale price $665.06 USD
    Unit price /  per 
  • MCKs-BA-FOAM-0336 Sand Mini Channel with Perforated Foam Stainless Steel Grates

    NDS® Sand Mini Channel Kit w/Foam 316 Stainless Steel HP Grates

    NDS® Sand Mini Channel Kit w/Foam 316 Stainless Steel HP Grates

    Regular price From $312.47 USD
    Regular price Sale price From $312.47 USD
    Unit price /  per 
  • NDS 3" & 4" Offset End Outlet NDS249

    3" & 4" Offset End Outlet for NDS® Spee-D Channel

    3" & 4" Offset End Outlet for NDS® Spee-D Channel

    Regular price $9.77 USD
    Regular price Sale price $9.77 USD
    Unit price /  per 
  • MCKS-BA-LUNA-D NDS Mini Channel in Sand with TDS Bronze Age Luna Grate in Ductile Iron

    NDS 3" Sand Mini Channel Kit with TDS Bronze Age Luna Grate - Ductile Iron

    NDS 3" Sand Mini Channel Kit with TDS Bronze Age Luna Grate - Ductile Iron

    Regular price From $183.32 USD
    Regular price Sale price From $183.32 USD
    Unit price /  per 
  • mini-channel-interlaken-bf

    NDS 3" Gray Mini Channel Kit with Iron Age Interlaken Grate - Baked on Oil Finish

    NDS 3" Gray Mini Channel Kit with Iron Age Interlaken Grate - Baked on Oil Finish

    Regular price From $747.69 USD
    Regular price Sale price From $747.69 USD
    Unit price /  per 
  • IA-Oblio-0418-hp

    Iron Age IA-OBLIO-0418-HP Class A Heel-Proof OBLIO Cast Iron 4" x 18" Grate - RAW

    Iron Age IA-OBLIO-0418-HP Class A Heel-Proof OBLIO Cast Iron 4" x 18" Grate - RAW

    Regular price $147.29 USD
    Regular price Sale price $147.29 USD
    Unit price /  per 
  • NDS Sand Mini Channel with Green Slotted Grate

    NDS 3" Sand Mini Channel Kit with NDS Slotted Grate - Green

    NDS 3" Sand Mini Channel Kit with NDS Slotted Grate - Green

    Regular price From $92.75 USD
    Regular price Sale price From $92.75 USD
    Unit price /  per 
  • SS600 STAINLESS CHANNEL WITH STAINLESS CATHEDRAL GRATE

    SS600 Stainless Steel Drain Kit w/ DG0630 CATHEDRAL 304 Stainless Grate | Class A

    SS600 Stainless Steel Drain Kit w/ DG0630 CATHEDRAL 304 Stainless Grate | Class A

    Regular price From $1,449.84 USD
    Regular price Sale price From $1,449.84 USD
    Unit price /  per 
  • NDS mini-channel-carbochon deco Iron Age grate

    NDS 3" Gray Mini Channel Kit with Iron Age Carbochon Grate - Baked on Oil Finish

    NDS 3" Gray Mini Channel Kit with Iron Age Carbochon Grate - Baked on Oil Finish

    Regular price From $352.02 USD
    Regular price Sale price From $352.02 USD
    Unit price /  per 
  • MCK-BA-PED-D NDS Mini Channel in Grey with TDS Bronze Age Grates in ductile Iron

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Pedreda Grate - Ductile Iron

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Pedreda Grate - Ductile Iron

    Regular price From $177.29 USD
    Regular price Sale price From $177.29 USD
    Unit price /  per 
  • MCKS-TDS571-TDSdrains Sand Mini Channel with Aluminum Cathedral Grate

    NDS 3" Sand Mini Channel Kit with TDS Bronze Age Cathedral Grate - Aluminum

    NDS 3" Sand Mini Channel Kit with TDS Bronze Age Cathedral Grate - Aluminum

    Regular price From $336.47 USD
    Regular price Sale price From $336.47 USD
    Unit price /  per 
  • NDS Mini Channel with Green Slotted Grate

    NDS 3" Gray Mini Channel Kit with NDS Slotted Grate - Green

    NDS 3" Gray Mini Channel Kit with NDS Slotted Grate - Green

    Regular price From $86.72 USD
    Regular price Sale price From $86.72 USD
    Unit price /  per 
  • NDS Mini Channel with Black Slotted Grate

    NDS 3" Gray Mini Channel Kit with NDS Slotted Grate - Black

    NDS 3" Gray Mini Channel Kit with NDS Slotted Grate - Black

    Regular price From $86.72 USD
    Regular price Sale price From $86.72 USD
    Unit price /  per 
  • NDS Mini Channel Kit with White Plastic Slotted Grates

    NDS 3" Gray Mini Channel Kit with NDS Slotted Grate - White

    NDS 3" Gray Mini Channel Kit with NDS Slotted Grate - White

    Regular price From $86.72 USD
    Regular price Sale price From $86.72 USD
    Unit price /  per 
  • NDS-252S-TDSdrains

    NDS 252S - Box of 12 - Class B ADA Heel-Proof Botanical HDPE 4" x 24" Grate - SAND

    NDS 252S - Box of 12 - Class B ADA Heel-Proof Botanical HDPE 4" x 24" Grate - SAND

    Regular price $665.06 USD
    Regular price Sale price $665.06 USD
    Unit price /  per 
  • NDS Slotted Poly Grate with Sand Mini Channel MCKS-543

    NDS 3" Sand Mini Channel Kit with NDS Slotted Grate - Sand

    NDS 3" Sand Mini Channel Kit with NDS Slotted Grate - Sand

    Regular price From $92.75 USD
    Regular price Sale price From $92.75 USD
    Unit price /  per 
  • NDS-mini-555GY-TDSdrains

    NDS 3" Gray Mini Channel Kit with NDS Wave Grate - Gray

    NDS 3" Gray Mini Channel Kit with NDS Wave Grate - Gray

    Regular price From $94.73 USD
    Regular price Sale price From $94.73 USD
    Unit price /  per 
  • SS600 stainless steel channel with DG0641D slotted cast iron grate

    SS600 Stainless Steel Drain Kit w/ DG0641D Slotted Ductile Iron Grate | Class D

    SS600 Stainless Steel Drain Kit w/ DG0641D Slotted Ductile Iron Grate | Class D

    Regular price From $1,372.43 USD
    Regular price Sale price From $1,372.43 USD
    Unit price /  per 
  • NDS-mini-554Kit-TDSdrains

    NDS 3" Gray Mini Channel Kit with NDS Botanical Grate - Black

    NDS 3" Gray Mini Channel Kit with NDS Botanical Grate - Black

    Regular price From $94.73 USD
    Regular price Sale price From $94.73 USD
    Unit price /  per 
  • BA-SLOT-0336 Stainless Steel Slot 3x36

    Bronze Age TDS-SLOT-0336-L Slotted 316L Stainless Steel 3″x36″ Grate Load Class B

    Bronze Age TDS-SLOT-0336-L Slotted 316L Stainless Steel 3″x36″ Grate Load Class B

    Regular price $249.00 USD
    Regular price Sale price $249.00 USD
    Unit price /  per 
  • NDS500S-BA-BARS-D Ductile Iron Black

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

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

    Regular price From $183.32 USD
    Regular price Sale price From $183.32 USD
    Unit price /  per 
  • MCKS-BA-cath-0336 Sand Mini Channel with Cathedral Stainless Steel Grates

    3" Sand NDS Mini Channel Kit w/Cathedral 316L Stainless Steel HP Grates

    3" Sand NDS Mini Channel Kit w/Cathedral 316L Stainless Steel HP Grates

    Regular price From $312.47 USD
    Regular price Sale price From $312.47 USD
    Unit price /  per 
  • Trench Drain Systems natural aluminum cathedral grates for NDS mini channel

    Bronze Age BA-CATH-0312-A Class A Cathedral Aluminum 3" x 12" Grate

    Bronze Age BA-CATH-0312-A Class A Cathedral 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 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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shop@trenchdrain.com

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