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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
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      • Load Class A
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      • All Load Classes
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    • Popular Manufacturers
      • TDS
      • Bronze Age
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      • 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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  • 234-Bottom-Outlet Spee-D channel NDS

    Bottom Outlet for NDS® Spee-D Channel

    Bottom Outlet for NDS® Spee-D Channel

    Regular price $62.88 USD
    Regular price Sale price $62.88 USD
    Unit price /  per 
  • sand wave mini channel NDS

    NDS 555S Class B ADA Compliant Wave Polyolefin 3" x 36" Grate - SAND

    NDS 555S Class B ADA Compliant Wave Polyolefin 3" x 36" Grate - SAND

    Regular price $37.30 USD
    Regular price Sale price $37.30 USD
    Unit price /  per 
  • Tardis Bronze Grates

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

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

    Regular price From $520.97 USD
    Regular price Sale price From $520.97 USD
    Unit price /  per 
  • Spee-D BA Cathedral Stainless Steel Grate

    Bronze Age TDS-CATH-0448-S 304 Stainless Steel 4.09" x 48" (Nominal) Grate

    Bronze Age TDS-CATH-0448-S 304 Stainless Steel 4.09" x 48" (Nominal) Grate

    Regular price $312.39 USD
    Regular price Sale price $312.39 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-252S-TDSdrains

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

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

    Regular price $665.06 USD
    Regular price Sale price $665.06 USD
    Unit price /  per 
  • White Chain Slim Channel Grate

    NDS Slim Channel 9261 Class A Plastic Chain Deco 2" x 36" Grate - WHITE

    NDS Slim Channel 9261 Class A Plastic Chain Deco 2" x 36" Grate - WHITE

    Regular price $21.22 USD
    Regular price Sale price $21.22 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 
  • ULMA D100 with steel slotted 420 grates

    ULMA D100 Drain Channel w/420 Slotted Galvanized Grate - Class A

    Sale

    ULMA D100 Drain Channel w/420 Slotted Galvanized Grate - Class A

    Regular price From $258.72 USD
    Regular price $275.19 USD Sale price From $258.72 USD
    Unit price /  per 
    Sale
  • NDS500-BA-STAR-B Bronze Age Brushed Bronze Stars

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

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

    Regular price From $514.94 USD
    Regular price Sale price From $514.94 USD
    Unit price /  per 
  • NDS 3" Gray Mini Channel Kit with TDS Bronze Age Tardis Grate - Aluminum

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

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

    Regular price From $742.40 USD
    Regular price Sale price From $742.40 USD
    Unit price /  per 
  • POLY600-xx-641D-TDSdrains ductile iron slotted grate polymer concrete channel Polycast

    POLYCAST 600 Series Kit with DG0641D Slotted Ductile Iron Grate

    POLYCAST 600 Series Kit with DG0641D Slotted Ductile Iron Grate

    Regular price From $212.20 USD
    Regular price Sale price From $212.20 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 
  • MCK-IA-RAIN-HP NDS Mini Channel Kit in Gray with Iron Age Rain Grates in Raw iron

    NDS 3″ Gray Mini Channel Kit with Iron Age Rain Grate – RAW

    NDS 3″ Gray Mini Channel Kit with Iron Age Rain Grate – RAW

    Regular price From $612.82 USD
    Regular price Sale price From $612.82 USD
    Unit price /  per 
  • NDS500S-BA-STAR-A NDS SAND MINI CHANNEL BRONZE AGE STARS ALUMINUM GRATE

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

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

    Regular price From $336.47 USD
    Regular price Sale price From $336.47 USD
    Unit price /  per 
  • Gray Slot Slim Channel Grate

    NDS Slim Channel 9243 Class A Plastic Slotted 2" x 36" Grate - GRAY

    NDS Slim Channel 9243 Class A Plastic Slotted 2" x 36" Grate - GRAY

    Regular price $17.67 USD
    Regular price Sale price $17.67 USD
    Unit price /  per 
  • nds544-sand-slotted-grate-TDS

    NDS 544 Class B ADA Compliant Heel-Proof HDPE 3" x 36" Grate - SAND

    NDS 544 Class B ADA Compliant Heel-Proof HDPE 3" x 36" Grate - SAND

    Regular price $29.28 USD
    Regular price Sale price $29.28 USD
    Unit price /  per 
  • MCK-BA-TAR-BF NDS Mini Channel in Grey with TDS Bronze Age Tardis Grate in Ductile Iron

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

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

    Regular price From $177.29 USD
    Regular price Sale price From $177.29 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 
  • Sand Chain Slim Channel Grate

    NDS Slim Channel 9262 Class A Plastic Chain Deco 2" x 36" Grate - SAND

    NDS Slim Channel 9262 Class A Plastic Chain Deco 2" x 36" Grate - SAND

    Regular price $21.22 USD
    Regular price Sale price $21.22 USD
    Unit price /  per 
  • NDS919PB

    NDS® 919PB Round 6" Grate with Styrene Collar - Polished Brass

    NDS® 919PB Round 6" Grate with Styrene Collar - Polished Brass

    Regular price $225.94 USD
    Regular price Sale price $225.94 USD
    Unit price /  per 
  • NDS 921B

    NDS® 921B Square 6" Satin Brass Grate with Styrene Adapter

    NDS® 921B Square 6" Satin Brass Grate with Styrene Adapter

    Regular price $222.81 USD
    Regular price Sale price $222.81 USD
    Unit price /  per 
  • 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 
  • BA-CATH-0336 Stainless Steel Slot 3x36

    Bronze Age™ TDS-CATH-0312-L Cathedral 316L Stainless Steel 3″x12″ Grate

    Bronze Age™ TDS-CATH-0312-L Cathedral 316L Stainless Steel 3″x12″ Grate

    Regular price $83.00 USD
    Regular price Sale price $83.00 USD
    Unit price /  per 
  • MCK-BA-cath-0336 Grey NDS Mini Channel with Stainless Steel Cathedral Grate

    3" Gray NDS Mini Channel Kit w/Cathedral 316L Stainless Steel HP Grates

    3" Gray NDS Mini Channel Kit w/Cathedral 316L Stainless Steel HP Grates

    Regular price From $306.44 USD
    Regular price Sale price From $306.44 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 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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