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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
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      • Fiberglass
      • Plastic
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      • All Channel Materials
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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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      • Stainless Steel
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  • NDS500-BA-CATH-A NDS Mini Channel with Bronze Age Cathedral Aluminum

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

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

    Regular price From $330.44 USD
    Regular price Sale price From $330.44 USD
    Unit price /  per 
  • MCK-BA-DECO-0336 Sand Mini Channel with Square Deco Stainless Steel Grate

    NDS® 3" Sand Mini Channel Kit w/Square Deco 316L Stainless Steel HP Grates

    NDS® 3" Sand Mini Channel Kit w/Square Deco 316L Stainless Steel HP Grates

    Regular price From $216.47 USD
    Regular price Sale price From $216.47 USD
    Unit price /  per 
  • POLYCAST®500 Series Kit w/ DG0655R Wedge Wire Grate & Edging | Load Class C

    POLYCAST®500 Series Kit w/ DG0655R Wedge Wire Grate & Edging | Load Class C

    POLYCAST®500 Series Kit w/ DG0655R Wedge Wire Grate & Edging | Load Class C

    Regular price From $725.26 USD
    Regular price Sale price From $725.26 USD
    Unit price /  per 
  • IA-Inter-CB12-BF Iron Age Interlaken 12" Catch Basin Grate in Baked on Oil Finish Cast Iron

    Iron Age IA-INTER-CB12-BF Class B Interlaken Cast Iron 12" x 12" Grate - BoOF

    Iron Age IA-INTER-CB12-BF Class B Interlaken Cast Iron 12" x 12" Grate - BoOF

    Regular price $297.44 USD
    Regular price Sale price $297.44 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 
  • MCKS-555CI-BF-TDSdrains mini channel cast iron wave grate boof

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

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

    Regular price From $342.94 USD
    Regular price Sale price From $342.94 USD
    Unit price /  per 
  • Aluminum Slotted Grate with 3" NDS Mini Channel MCKS-TDS561-TDSdrains

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

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

    Regular price From $336.47 USD
    Regular price Sale price From $336.47 USD
    Unit price /  per 
  • MCKS-BA-STAR-D NDS Mini Channel in Sand with TDS Bronze age Ductile Iron Star Grate

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

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

    Regular price From $183.32 USD
    Regular price Sale price From $183.32 USD
    Unit price /  per 
  • MCK-555CI-BF

    NDS 3" Gray Mini Channel Kit with NDS Wave Grate - Baked on Oil Finish

    NDS 3" Gray Mini Channel Kit with NDS Wave Grate - Baked on Oil Finish

    Regular price From $336.90 USD
    Regular price Sale price From $336.90 USD
    Unit price /  per 
  • MCK-BA-LUNA-D NDS Mini Channel in Grey with TDS Bronze Age Luna Grates in Ductile Iron

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

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

    Regular price From $177.29 USD
    Regular price Sale price From $177.29 USD
    Unit price /  per 
  • Polycast 600 with Vinyl Ester Polymer channels and DG0655R Reinforced Wedge wire grates

    POLYCAST® 600 Vinyl Ester Series Kit with DG0655R Reinforced Stainless Wedge Wire Grate

    POLYCAST® 600 Vinyl Ester Series Kit with DG0655R Reinforced Stainless Wedge Wire Grate

    Regular price From $609.79 USD
    Regular price Sale price From $609.79 USD
    Unit price /  per 
  • POLY500-AA-641D cast iron frame slotted ductile iron grate polymer concrete shallow channel Polycast

    POLYCAST 500 Series Kit with DG0641D Slotted Ductile Iron Grate and Frame

    POLYCAST 500 Series Kit with DG0641D Slotted Ductile Iron Grate and Frame

    Regular price From $470.46 USD
    Regular price Sale price From $470.46 USD
    Unit price /  per 
  • POLYCAST 600-xx-DG0647R

    POLYCAST® 600 Vinyl Ester Series Kit with DG0647R Reinforced Stainless Slotted Grate

    POLYCAST® 600 Vinyl Ester Series Kit with DG0647R Reinforced Stainless Slotted Grate

    Regular price From $627.42 USD
    Regular price Sale price From $627.42 USD
    Unit price /  per 
  • NDS 252 - Box of 12 - Class B ADA Compliant Heel-Proof Botanical HDPE 4" x 24" Grate - BLACK

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

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

    Regular price $665.06 USD
    Regular price Sale price $665.06 USD
    Unit price /  per 
  • Polycast 600 with DG0647R Reinforced Slotted grates with Stainless Steel Edges

    POLYCAST® 600 Vinyl Ester Series Kit w/ DG0647R Reinforced Stainless Slotted Grate & Edge

    POLYCAST® 600 Vinyl Ester Series Kit w/ DG0647R Reinforced Stainless Slotted Grate & Edge

    Regular price From $669.72 USD
    Regular price Sale price From $669.72 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 
  • MCKS-555CI-TDSdrains sand channel wave cast iron nds grate

    NDS 3" Sand Mini Channel Kit with NDS Wave Grate - Natural

    NDS 3" Sand Mini Channel Kit with NDS Wave Grate - Natural

    Regular price From $299.74 USD
    Regular price Sale price From $299.74 USD
    Unit price /  per 
  • TDS Aluminum Tardis Class A Grate-NDS Sand Mini Channel-1

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

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

    Regular price From $336.47 USD
    Regular price Sale price From $336.47 USD
    Unit price /  per 
  • NDS-Spee-D-channel-Botanical-BooF

    NDS Spee-D® Channel w/ 252CI-BF Botanical Cast Iron 4"x24" BoOF Grate

    NDS Spee-D® Channel w/ 252CI-BF Botanical Cast Iron 4"x24" BoOF Grate

    Regular price From $260.68 USD
    Regular price Sale price From $260.68 USD
    Unit price /  per 
  • NDS500S-BA-BARS-A Sand Mini Channel Aluminum Bronze Age Bars Grate

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

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

    Regular price From $336.47 USD
    Regular price Sale price From $336.47 USD
    Unit price /  per 
  • Luna Aluminum Grate

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

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

    Regular price From $330.44 USD
    Regular price Sale price From $330.44 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 
  • IA-Acanthus-raw-grey mini channel nds

    NDS 3" Gray Mini Channel Kit with Iron Age Acanthus Grate - Natural

    NDS 3" Gray Mini Channel Kit with Iron Age Acanthus Grate - Natural

    Regular price From $587.08 USD
    Regular price Sale price From $587.08 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 
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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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