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Drainage Kits
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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
    • Channel Materials
      • Fiberglass
      • Plastic
      • Polymer Concrete
      • Stainless Steel
      • Pour in Place (Concrete)
      • All Channel Materials
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      • Load Class A
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      • Load Class D
      • Load Class E
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      • All Load Classes
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    • Popular Manufacturers
      • TDS
      • Bronze Age
      • NDS
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      • 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
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  • NDS554S-Wave-Sand-Grate-TDS

    NDS 554S Class B ADA Compliant Botanical Polyolefin 3" x 36" Grate - SAND

    NDS 554S Class B ADA Compliant Botanical Polyolefin 3" x 36" Grate - SAND

    Regular price $37.30 USD
    Regular price Sale price $37.30 USD
    Unit price /  per 
  • Dura Slope Channel

    Dura Slope 6" Drain Channel - by NDS®

    Dura Slope 6" Drain Channel - by NDS®

    Regular price $211.44 USD
    Regular price Sale price $211.44 USD
    Unit price /  per 
  • MCKS-BA-RAIN-BF NDS Mini Channel in Sand with TDS Bronze Age Rain Drop Grate in BoOF Ductile Iron

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

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

    Regular price From $258.32 USD
    Regular price Sale price From $258.32 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 
  • ULMA Stainless Steel Perforated Grate IP100KCA 440_IP100KCAM 441

    ULMA 440 / IP100KCA Class A Perforated w/Tread Stainless Steel 124mm x 1M Grate

    Sale

    ULMA 440 / IP100KCA Class A Perforated w/Tread Stainless Steel 124mm x 1M Grate

    Regular price $107.66 USD
    Regular price $138.42 USD Sale price $107.66 USD
    Unit price /  per 
    Sale
  • New Image Coming Soon

    ULMA D100 Drain Channel w/402 Mesh Galvanized Grate - Class B

    Sale

    ULMA D100 Drain Channel w/402 Mesh Galvanized Grate - Class B

    Regular price From $310.24 USD
    Regular price $337.69 USD Sale price From $310.24 USD
    Unit price /  per 
    Sale
  • NDS Mini Channel with Natural Bronze Rain Drop Grate MCK-BA-RAIN

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

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

    Regular price From $465.44 USD
    Regular price Sale price From $465.44 USD
    Unit price /  per 
  • NDS2411 NDS black plastic slotted grate for 24x24" catch basins

    NDS 2411 Class B Slotted HDPE 24" x 24" Grate - BLACK

    NDS 2411 Class B Slotted HDPE 24" x 24" Grate - BLACK

    Regular price $578.65 USD
    Regular price Sale price $578.65 USD
    Unit price /  per 
  • NDS-Dura-XX-670 with Light Gray Plastic Perforated Grate

    NDS Dura Slope Kit with DS-670 Plastic Perforated Grate | Light Gray

    NDS Dura Slope Kit with DS-670 Plastic Perforated Grate | Light Gray

    Regular price From $419.00 USD
    Regular price Sale price From $419.00 USD
    Unit price /  per 
  • NDS 541 - Box of 16 - Class B ADA Compliant Slotted HDPE 3" x 36" Grate - GREY

    NDS 541 - Box of 16 - Class B ADA Compliant Slotted HDPE 3" x 36" Grate - GREY

    NDS 541 - Box of 16 - Class B ADA Compliant Slotted HDPE 3" x 36" Grate - GREY

    Regular price $468.47 USD
    Regular price Sale price $468.47 USD
    Unit price /  per 
  • NDS838-load-star-grate-2

    NDS 838 Class C Heavy Duty ADA High Impact Nylon Grate 8" x 20" (Nominal)

    NDS 838 Class C Heavy Duty ADA High Impact Nylon Grate 8" x 20" (Nominal)

    Regular price $220.31 USD
    Regular price Sale price $220.31 USD
    Unit price /  per 
  • NDS 554 - Box of 16 - Class B ADA Compliant Botanical Polyolefin 3" x 36" Grate - BLACK

    NDS 554 - Box of 16 - Class B ADA Compliant Botanical Polyolefin 3" x 36" Grate - BLACK

    NDS 554 - Box of 16 - Class B ADA Compliant Botanical Polyolefin 3" x 36" Grate - BLACK

    Regular price $596.76 USD
    Regular price Sale price $596.76 USD
    Unit price /  per 
  • NDS 555CI Class B ADA Compliant Wave Cast Iron 3" x 12" Grate - RAW

    NDS 555CI Class B ADA Compliant Wave Cast Iron 3" x 12" Grate - RAW

    NDS 555CI Class B ADA Compliant Wave Cast Iron 3" x 12" Grate - RAW

    Regular price $78.76 USD
    Regular price Sale price $78.76 USD
    Unit price /  per 
  • A-FOAM-0336 Stainless Steel 3x36

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

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

    Regular price $249.00 USD
    Regular price Sale price $249.00 USD
    Unit price /  per 
  • IA-Oblio-0418-hp-bf

    Iron Age IA-OBLIO-0418-HP-BF Heel-Proof OBLIO Cast Iron 4" x 18" Grate - BoOF

    Iron Age IA-OBLIO-0418-HP-BF Heel-Proof OBLIO Cast Iron 4" x 18" Grate - BoOF

    Regular price $205.92 USD
    Regular price Sale price $205.92 USD
    Unit price /  per 
  • Polycast-DG0442-galv-steel-grate-4ft-TDSdrains

    POLYCAST DG0442 Class A Slotted Galvanized 5" x 48" Grate

    POLYCAST DG0442 Class A Slotted Galvanized 5" x 48" Grate

    Regular price $89.26 USD
    Regular price Sale price $89.26 USD
    Unit price /  per 
  • POLY700-AA-641D-TDSdrains cast iron frame ductile iron slotted grate polymer concrete channel Polycast

    POLYCAST 700 Series Kit w/ DG0641D Slotted Ductile Iron Grate & Frame

    POLYCAST 700 Series Kit w/ DG0641D Slotted Ductile Iron Grate & Frame

    Regular price From $286.76 USD
    Regular price Sale price From $286.76 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 $612.82 USD
    Regular price Sale price From $612.82 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 
  • NDS833

    NDS® Pro Series 8 Deep Channel Drain Kit w/ Carbochon Grate BoOF

    NDS® Pro Series 8 Deep Channel Drain Kit w/ Carbochon Grate BoOF

    Regular price From $477.42 USD
    Regular price Sale price From $477.42 USD
    Unit price /  per 
  • BA-DECO-0336 Stainless Steel Slot 3x36

    Bronze Age™ TDS-DECO-0312-L Square Deco 316L Stainless Steel 3″x12″ Grate

    Bronze Age™ TDS-DECO-0312-L Square Deco 316L Stainless Steel 3″x12″ Grate

    Regular price $83.00 USD
    Regular price Sale price $83.00 USD
    Unit price /  per 
  • NDS500S-BA-STAR NDS Sand Mini Channel Bronze Age Natural Star Grate

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

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

    Regular price From $471.47 USD
    Regular price Sale price From $471.47 USD
    Unit price /  per 
  • Rain Drop Grate on Sand Mini Channel

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

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

    Regular price From $520.97 USD
    Regular price Sale price From $520.97 USD
    Unit price /  per 
  • DS-609-BF NDS Cast Iron Grate BoOF - Slotted

    NDS DS-609-BF Class C Deco Slot Cast Iron 6" x 24" Grate - BoOF

    NDS DS-609-BF Class C Deco Slot Cast Iron 6" x 24" Grate - BoOF

    Regular price $154.68 USD
    Regular price Sale price $154.68 USD
    Unit price /  per 
  • NDS-839-SS-FHMS-40 NDS 839 STAINLESS STEEL FLAT HEAD SCEWS BAG OF 40

    NDS 839 Screws for Pro Series 5 and Spee-D QTY-40

    NDS 839 Screws for Pro Series 5 and Spee-D QTY-40

    Regular price $12.42 USD
    Regular price Sale price $12.42 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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