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  • Drainage Kits
    • Popular Manufacturers
      • TDS
      • NDS
      • POLYCAST®
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      • All Manufacturers
    • Popular Drainage Systems
      • Dura Slope
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      • Polycast 600/700
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      • SS600
      • ULMA U100K(X)
      • All Drainage Systems
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      • Slim Channel
      • SS600
      • ULMA U100K(X)
      • All Drainage Systems
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  • NDS500S-BA-LUNA-B NDS Mini Channel Bronze Age Brushed Bronze Luna Grate

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

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

    Regular price From $520.97 USD
    Regular price Sale price From $520.97 USD
    Unit price /  per 
  • MCKS-IA-Min-DK Iron Age cast iron deco minnione raw grate mini channel

    NDS 3" Sand Mini Channel Kit with Iron Age Minnione Grate - Natural

    NDS 3" Sand Mini Channel Kit with Iron Age Minnione Grate - Natural

    Regular price From $592.93 USD
    Regular price Sale price From $592.93 USD
    Unit price /  per 
  • NDS Black Deco Poly Botanical Grate with Sand Mini Channel MCKS-554

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

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

    Regular price From $276.84 USD
    Regular price Sale price From $276.84 USD
    Unit price /  per 
  • TDS-529B-brass-FH-screws-64

    NDS-529B Brass Screws for Mini Channel Bronze Grates (64 PCS)

    NDS-529B Brass Screws for Mini Channel Bronze Grates (64 PCS)

    Regular price $55.47 USD
    Regular price Sale price $55.47 USD
    Unit price /  per 
  • IA-CARB-0520-BF Iron Age Carbochon 5x20" Baked on Oil Finish cast iron

    Iron Age IA-CARB-0520-BF Class B Carbochon Cast Iron 122mm x 500mm Grates - BoOF

    Iron Age IA-CARB-0520-BF Class B Carbochon Cast Iron 122mm x 500mm Grates - BoOF

    Regular price $223.08 USD
    Regular price Sale price $223.08 USD
    Unit price /  per 
  • MCKS-IA-Loc-BF-TDSdrains Sand Mini Channel with Decorative BoOF Iron Age Locust Grate

    NDS 3" Sand Mini Channel Kit with Iron Age Locust Grate - Baked on Oil Finish

    NDS 3" Sand Mini Channel Kit with Iron Age Locust Grate - Baked on Oil Finish

    Regular price From $798.85 USD
    Regular price Sale price From $798.85 USD
    Unit price /  per 
  • MCK-BA-LUNA-BF NDS Mini Channel in Grey with TDS Bronze Age Luna Grates in BoOF Ductile Iron

    NDS® 3" Gray Mini Channel Kit with TDS Bronze Age™ Luna Grate - BoOF

    NDS® 3" Gray Mini Channel Kit with TDS Bronze Age™ Luna Grate - BoOF

    Regular price From $249.29 USD
    Regular price Sale price From $249.29 USD
    Unit price /  per 
  • NDS500-BA-LUNA-B Bronze Age Brushed Bronze Luna Grate

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Luna Grate - Brushed

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Luna Grate - Brushed

    Regular price From $514.94 USD
    Regular price Sale price From $514.94 USD
    Unit price /  per 
  • MCK-BA-STAR-BF NDS Mini Channel in Grey with TDS Bronze Age BoOF Ductile Iron Stars Grates

    NDS® 3" Gray Mini Channel Kit with TDS Bronze Age™ Star Grate - BoOF

    NDS® 3" Gray Mini Channel Kit with TDS Bronze Age™ Star Grate - BoOF

    Regular price From $249.29 USD
    Regular price Sale price From $249.29 USD
    Unit price /  per 
  • Tardis Bronze Grates

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Tardis Grate - Brushed

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Tardis Grate - Brushed

    Regular price From $1,111.40 USD
    Regular price Sale price From $1,111.40 USD
    Unit price /  per 
  • NDS Mini Channel with Brushed Bronze Slotted Grate MCK-BA-SLOT-B

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Slotted Grate - Brushed

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Slotted Grate - Brushed

    Regular price From $1,111.40 USD
    Regular price Sale price From $1,111.40 USD
    Unit price /  per 
  • MCKS-BA-PED-BF NDS Mini Channel In sand with TDS Bronze Age Pedreda Grate with BoOF

    NDS 3" Sand Mini Channel Kit with TDS Bronze Age Pedreda Grate - BoOF

    NDS 3" Sand Mini Channel Kit with TDS Bronze Age Pedreda Grate - BoOF

    Regular price From $255.32 USD
    Regular price Sale price From $255.32 USD
    Unit price /  per 
  • Pedreda Grates

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

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

    Regular price From $330.44 USD
    Regular price Sale price From $330.44 USD
    Unit price /  per 
  • MCK-IA-LOC-BF

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

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

    Regular price From $793.00 USD
    Regular price Sale price From $793.00 USD
    Unit price /  per 
  • NDS500-BA-BARS-A Bronze Age Aluminum Bars Grate

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Bars Grate -Aluminum

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Bars Grate -Aluminum

    Regular price From $330.44 USD
    Regular price Sale price From $330.44 USD
    Unit price /  per 
  • New Image Coming Soon

    ULMA D100 Drain Channel w/465 Slotted Ductile Iron Grate - Class B

    ULMA D100 Drain Channel w/465 Slotted Ductile Iron Grate - Class B

    Regular price From $309.92 USD
    Regular price Sale price From $309.92 USD
    Unit price /  per 
  • TDS-BARS-0312-B Brushed Bronze Age Grates Transverse Slotted Grate

    NDS 3" Sand Mini Channel Kit with TDS Bronze Age Bars Grate - Brushed

    NDS 3" Sand Mini Channel Kit with TDS Bronze Age Bars Grate - Brushed

    Regular price From $520.97 USD
    Regular price Sale price From $520.97 USD
    Unit price /  per 
  • NDS 540 - Box of 16 - Class B ADA Compliant Slotted HDPE 3" x 36" Grate - WHITE

    NDS 540 - Box of 16 - Class B ADA Compliant Slotted HDPE 3" x 36" Grate - WHITE

    NDS 540 - Box of 16 - Class B ADA Compliant Slotted HDPE 3" x 36" Grate - WHITE

    Regular price $468.47 USD
    Regular price Sale price $468.47 USD
    Unit price /  per 
  • Trench Drain Systems natural bronze cathedral grates for NDS mini channel

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

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

    Regular price $136.00 USD
    Regular price Sale price $136.00 USD
    Unit price /  per 
  • NDS-mini-555GR-TDSdrains

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

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

    Regular price From $94.73 USD
    Regular price Sale price From $94.73 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 
  • Natural Bronze Pedreda Grates-Grey Mini Channel

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

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

    Regular price From $465.44 USD
    Regular price Sale price From $465.44 USD
    Unit price /  per 
  • mini-channel-kit-alum-rain-drop-natural-1024x768

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Rain Drop Grate - Aluminum

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Rain Drop Grate - Aluminum

    Regular price From $742.40 USD
    Regular price Sale price From $742.40 USD
    Unit price /  per 
  • MCKS-TDS-PERF-gray channel

    NDS 3" Gray Mini Channel Kit with TDS Perforated Grate - 304 Stainless

    NDS 3" Gray Mini Channel Kit with TDS Perforated Grate - 304 Stainless

    Regular price From $210.44 USD
    Regular price Sale price From $210.44 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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