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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
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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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  • MCKS-IA-Carb-TDSdrains NDS Sand Mini Channel with Iron Age Carbochon Grate

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

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

    Regular price From $590.07 USD
    Regular price Sale price From $590.07 USD
    Unit price /  per 
  • Dura slope with 604B grate and baked on oil finish (BoOF)

    NDS Dura Slope Kit with DS-604 Cast Iron Brick Grate | Baked on Oil Finish

    NDS Dura Slope Kit with DS-604 Cast Iron Brick Grate | Baked on Oil Finish

    Regular price From $594.97 USD
    Regular price Sale price From $594.97 USD
    Unit price /  per 
  • NDS-253GR Green wave Spee-D

    NDS 555GR Class B ADA Compliant Wave Polyolefin 3" x 36" Grate - GREEN

    NDS 555GR Class B ADA Compliant Wave Polyolefin 3" x 36" Grate - GREEN

    Regular price $37.30 USD
    Regular price Sale price $37.30 USD
    Unit price /  per 
  • BA-CATH-0312-D Bronze Age Cathedral Grate Ductile Iron

    Bronze Age™ BA-CATH-0312-D Ductile Iron 3" x 12" Grate - RAW

    Bronze Age™ BA-CATH-0312-D Ductile Iron 3" x 12" Grate - RAW

    Regular price $39.95 USD
    Regular price Sale price $39.95 USD
    Unit price /  per 
  • POLY700-PE-647R

    POLYCAST® 700 Series Kit w/DG0647R Reinforced Slotted Stainless Grate & HDPE Frame

    POLYCAST® 700 Series Kit w/DG0647R Reinforced Slotted Stainless Grate & HDPE Frame

    Regular price From $564.21 USD
    Regular price Sale price From $564.21 USD
    Unit price /  per 
  • ULMA M100KX with 436 SS Wedge Wire

    ULMA M100KX Kit with TDS 438 Reinforced Stainless Wedge Wire Grate

    Sale

    ULMA M100KX Kit with TDS 438 Reinforced Stainless Wedge Wire Grate

    Regular price From $715.53 USD
    Regular price $909.96 USD Sale price From $715.53 USD
    Unit price /  per 
    Sale
  • BA-LUNA-0312-BF TDS Bronze Age Luna Grate in Ductile Iron with BoOF finish

    Bronze Age™ BA-LUNA-0312-BF Ductile Iron 3" x 12" Grate -BoOF

    Bronze Age™ BA-LUNA-0312-BF Ductile Iron 3" x 12" Grate -BoOF

    Regular price $64.95 USD
    Regular price Sale price $64.95 USD
    Unit price /  per 
  • NDS-Dura-665-TDSdrains brick red slotted

    NDS DS-665 Class B ADA Compliant Slotted Polyolefin 6" x 24" Grate - BRICK RED

    NDS DS-665 Class B ADA Compliant Slotted Polyolefin 6" x 24" Grate - BRICK RED

    Regular price $70.40 USD
    Regular price Sale price $70.40 USD
    Unit price /  per 
  • TDS 461D Universal Ductile Iron Grate

    TDS 461D Class E Slotted Ductile Iron 122mm x 500mm Grate

    TDS 461D Class E Slotted Ductile Iron 122mm x 500mm Grate

    Regular price $39.31 USD
    Regular price Sale price $39.31 USD
    Unit price /  per 
  • 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
  • TDS Slotted Bronze Natural grate 0312

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

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

    Regular price $136.00 USD
    Regular price Sale price $136.00 USD
    Unit price /  per 
  • POLY600-SS-669

    POLYCAST® 600 Vinyl Ester Series Kit with DG0669 Stainless Bar Grate & Edge

    POLYCAST® 600 Vinyl Ester Series Kit with DG0669 Stainless Bar Grate & Edge

    Regular price From $873.64 USD
    Regular price Sale price From $873.64 USD
    Unit price /  per 
  • NDS 555 - Box of 16 - Class B ADA Compliant Wave Polyolefin 3" x 36" Grate - BLACK

    NDS 555 - Box of 16 - Class B ADA Compliant Wave Polyolefin 3" x 36" Grate - BLACK

    NDS 555 - Box of 16 - Class B ADA Compliant Wave Polyolefin 3" x 36" Grate - BLACK

    Regular price $596.76 USD
    Regular price Sale price $596.76 USD
    Unit price /  per 
  • nds542-green-slotted-grate-TDS

    NDS 542 Class B ADA Compliant Heel-Proof HDPE 3" x 36" Grate - GREEN

    NDS 542 Class B ADA Compliant Heel-Proof HDPE 3" x 36" Grate - GREEN

    Regular price $29.28 USD
    Regular price Sale price $29.28 USD
    Unit price /  per 
  • DG0900 Load Class F Ductile Iron Grate and Frame

    TDS DG0900 Class F H-20 Slotted Ductile Iron 6" x 16" Grate

    TDS DG0900 Class F H-20 Slotted Ductile Iron 6" x 16" Grate

    Regular price $81.00 USD
    Regular price Sale price $81.00 USD
    Unit price /  per 
  • Dura Slope with 602K Baked on Oil Finish

    NDS® Dura Slope Kit with DS-602-BF Cast Iron Diamond Grate - BoOF

    NDS® Dura Slope Kit with DS-602-BF Cast Iron Diamond Grate - BoOF

    Regular price From $594.97 USD
    Regular price Sale price From $594.97 USD
    Unit price /  per 
  • BA-PED-0312-D TDS Bronze Age Pedreda grate in Ductile Iron

    Bronze Age™ BA-PED-0312-D Ductile Iron 3" x 12" Grate - RAW

    Bronze Age™ BA-PED-0312-D Ductile Iron 3" x 12" Grate - RAW

    Regular price $39.95 USD
    Regular price Sale price $39.95 USD
    Unit price /  per 
  • Dura Slope with 609 BoOF Grates

    NDS® Dura Slope Kit with DS-609-BF Deco Slot Grate | Baked on Oil Finish

    NDS® Dura Slope Kit with DS-609-BF Deco Slot Grate | Baked on Oil Finish

    Regular price From $594.97 USD
    Regular price Sale price From $594.97 USD
    Unit price /  per 
  • NDS 543 - Box of 16 - Class B ADA Compliant Slotted HDPE 3" x 36" Grate - BLACK

    NDS 543 - Box of 16 - Class B ADA Compliant Slotted HDPE 3" x 36" Grate - BLACK

    NDS 543 - Box of 16 - Class B ADA Compliant Slotted HDPE 3" x 36" Grate - BLACK

    Regular price $468.47 USD
    Regular price Sale price $468.47 USD
    Unit price /  per 
  • NDS-Dura-601-DK weave deco cast iron

    NDS Dura Slope Kit with DS-601 Cast Iron Weave Grate-RAW

    NDS Dura Slope Kit with DS-601 Cast Iron Weave Grate-RAW

    Regular price From $539.77 USD
    Regular price Sale price From $539.77 USD
    Unit price /  per 
  • U100KX-BA-PED-0520

    ULMA U100KX Drain Channel kit w/Bronze Age™ PEDREDA Grate-RAW

    Sale

    ULMA U100KX Drain Channel kit w/Bronze Age™ PEDREDA Grate-RAW

    Regular price From $206.23 USD
    Regular price $240.15 USD Sale price From $206.23 USD
    Unit price /  per 
    Sale
  • 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 $1,100.05 USD
    Regular price Sale price From $1,100.05 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 
  • NDS-2outlet-catch-basin-4in-outlets-grn-slotted-grate-TDSdrains

    NDS 12" Catch Basin Kit with NDS Slotted Grate | Green

    NDS 12" Catch Basin Kit with NDS Slotted Grate | Green

    Regular price From $142.27 USD
    Regular price Sale price From $142.27 USD
    Unit price /  per 
  • TDS 3" Mini Channel Aluminum Rain Drop Natural Grate

    Bronze Age BA-RAIN-0312-A Class A Rain Drop Aluminum 3" x 12" Grate

    Bronze Age BA-RAIN-0312-A Class A Rain Drop 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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