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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
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      • All Channel Materials
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      • FP1200
      • Mini Channel
      • Polycast 600/700
      • Slim Channel
      • SS600
      • ULMA U100K(X)
      • All Drainage Systems
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  • NDS-2outlet-catch-basin-4in-outlets-grn-wave-grate-TDSdrains (1)

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

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

    Regular price From $174.31 USD
    Regular price Sale price From $174.31 USD
    Unit price /  per 
  • nds819-white-grate pro series 5

    NDS 819 Class B ADA Compliant Light Traffic HDPE 5" x 20" Grate - WHITE

    NDS 819 Class B ADA Compliant Light Traffic HDPE 5" x 20" Grate - WHITE

    Regular price $39.03 USD
    Regular price Sale price $39.03 USD
    Unit price /  per 
  • NDS-lowProfile-12-catch-basin-grn-slotted-grate-TDSdrains

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

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

    Regular price From $124.01 USD
    Regular price Sale price From $124.01 USD
    Unit price /  per 
  • NDS1830

    NDS 1830 Low Profile Catch Basin 18" x 18"

    NDS 1830 Low Profile Catch Basin 18" x 18"

    Regular price $147.48 USD
    Regular price Sale price $147.48 USD
    Unit price /  per 
  • 9372 NDS Slim Channel Tee with Sand Slotted Grate

    NDS 9372 Slim Channel TEE with Slotted Grate - SAND

    NDS 9372 Slim Channel TEE with Slotted Grate - SAND

    Regular price $48.75 USD
    Regular price Sale price $48.75 USD
    Unit price /  per 
  • NDS-241LG-TDSdrains

    NDS 241 Class B ADA Compliant Slotted HDPE 4" x 24" (Nominal) Grate - GRAY

    NDS 241 Class B ADA Compliant Slotted HDPE 4" x 24" (Nominal) Grate - GRAY

    Regular price $34.34 USD
    Regular price Sale price $34.34 USD
    Unit price /  per 
  • NDS 243 - Box of 12 - Class B ADA Compliant Slotted HDPE 4" x 24" Grate - BLACK

    NDS 243 - Box of 12 - Class B ADA Compliant Slotted HDPE 4" x 24" Grate - BLACK

    NDS 243 - Box of 12 - Class B ADA Compliant Slotted HDPE 4" x 24" Grate - BLACK

    Regular price $461.21 USD
    Regular price Sale price $461.21 USD
    Unit price /  per 
  • 18" catch basin

    NDS 18" Catch Basin Kit with NDS Slotted Grate | Gray

    NDS 18" Catch Basin Kit with NDS Slotted Grate | Gray

    Regular price From $604.56 USD
    Regular price Sale price From $604.56 USD
    Unit price /  per 
  • nds541-plastic grey-slotted-grate-TDS

    NDS 541 Class B ADA Compliant Heel-Proof HDPE 3" x 36" Grate - GRAY

    NDS 541 Class B ADA Compliant Heel-Proof HDPE 3" x 36" Grate - GRAY

    Regular price $29.28 USD
    Regular price Sale price $29.28 USD
    Unit price /  per 
  • NDS 843 Pro Series 12 Profile Channel Drain, Deep Light Gray

    NDS 843 Pro Series 12 Profile Channel Drain, Deep Light Gray

    NDS 843 Pro Series 12 Profile Channel Drain, Deep Light Gray

    Regular price $355.73 USD
    Regular price Sale price $355.73 USD
    Unit price /  per 
  • NDS® Dura Slope Kit with DS-664 HDPE Slotted Grate | Sand

    NDS® Dura Slope Kit with DS-664 HDPE Slotted Grate | Sand

    NDS® Dura Slope Kit with DS-664 HDPE Slotted Grate | Sand

    Regular price From $419.00 USD
    Regular price Sale price From $419.00 USD
    Unit price /  per 
  • NDS Deco Grey Poly Grate with Sand Channel MCKS-554-GY

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

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

    Regular price From $100.77 USD
    Regular price Sale price From $100.77 USD
    Unit price /  per 
  • NDS-lowProfile-catch-basin-grey-slotted-grate-TDSdrains

    NDS 12" Low Profile Catch Basin Kit with NDS Slotted Grate | Gray

    NDS 12" Low Profile Catch Basin Kit with NDS Slotted Grate | Gray

    Regular price From $134.57 USD
    Regular price Sale price From $134.57 USD
    Unit price /  per 
  • nds816-black-grate Pro Series 5

    NDS 816 Class B ADA Compliant Light Traffic HDPE 5" x 20" Grate - BLACK

    NDS 816 Class B ADA Compliant Light Traffic HDPE 5" x 20" Grate - BLACK

    Regular price $39.03 USD
    Regular price Sale price $39.03 USD
    Unit price /  per 
  • Slim Channel Coupler 9248

    NDS 9248 Slim Channel Coupler

    NDS 9248 Slim Channel Coupler

    Regular price $6.76 USD
    Regular price Sale price $6.76 USD
    Unit price /  per 
  • NDS-Dura-XX-664-TDSdrains sand slotted

    NDS DS-664 Class B ADA Compliant Slotted Polyolefin 6" x 24" Grate - SAND

    NDS DS-664 Class B ADA Compliant Slotted Polyolefin 6" x 24" Grate - SAND

    Regular price $66.70 USD
    Regular price Sale price $66.70 USD
    Unit price /  per 
  • NDS-Spee-D-BA-Square Deco Galv SS grate

    NDS Spee-D® Channel w/ BA-DECO-0448 Galvanized Steel 4"x48" Deco Grate

    NDS Spee-D® Channel w/ BA-DECO-0448 Galvanized Steel 4"x48" Deco Grate

    Regular price From $152.96 USD
    Regular price Sale price From $152.96 USD
    Unit price /  per 
  • Sand Wave Poly Grate with Sand Mini Channel MCKS-555S

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

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

    Regular price From $100.77 USD
    Regular price Sale price From $100.77 USD
    Unit price /  per 
  • NDS-253-TDSdrains

    NDS 253 Class B ADA Compliant Wave HDPE 4" x 24" Grate -BLACK

    NDS 253 Class B ADA Compliant Wave HDPE 4" x 24" Grate -BLACK

    Regular price $55.42 USD
    Regular price Sale price $55.42 USD
    Unit price /  per 
  • grey wave mini channel NDS

    NDS 555GY Class B ADA Compliant Wave Polyolefin 3" x 36" Grate - GRAY

    NDS 555GY Class B ADA Compliant Wave Polyolefin 3" x 36" Grate - GRAY

    Regular price $37.30 USD
    Regular price Sale price $37.30 USD
    Unit price /  per 
  • NDS-1206 universal outlet plug NDS catch basin

    NDS 1206 Universal Adapter Plug 6″ for NDS Catch Basins

    NDS 1206 Universal Adapter Plug 6″ for NDS Catch Basins

    Regular price $7.21 USD
    Regular price Sale price $7.21 USD
    Unit price /  per 
  • DS-609-Deco-Slotted-CI-grate dura slope NDS cast iron grate

    NDS DS-609 Class C Slotted Ductile Iron 6" x 24" Grate - RAW

    NDS DS-609 Class C Slotted Ductile Iron 6" x 24" Grate - RAW

    Regular price $127.08 USD
    Regular price Sale price $127.08 USD
    Unit price /  per 
  • NDS-Spee-D-BA-Foam Galv SS grate

    NDS Spee-D® Channel w/ BA-FOAM-0448 Galvanized Steel 4"x48" Foam Grate

    NDS Spee-D® Channel w/ BA-FOAM-0448 Galvanized Steel 4"x48" Foam Grate

    Regular price From $152.96 USD
    Regular price Sale price From $152.96 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 
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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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