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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
    • Load Class
      • Load Class A
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      • 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
      • Aluminum
      • Bronze
      • Ductile/Cast Iron
      • Fiberglass
      • Galvanized Steel
      • Plastic
      • Stainless Steel
      • All Grate Materials
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  • 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 
  • 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 
  • PCK6-DG0630-SE Cathedral SS

    POLYCAST 600 Series w/ Cathedral Stainless Steel Grate w/ Edging

    POLYCAST 600 Series w/ Cathedral Stainless Steel Grate w/ Edging

    Regular price From $325.36 USD
    Regular price Sale price From $325.36 USD
    Unit price /  per 
  • NDS-864GMTL-Pro5 with Galvanized Slotted Grate

    NDS® Pro Series 5 Drain Kit w/Galv. Steel Grate

    NDS® Pro Series 5 Drain Kit w/Galv. Steel Grate

    Regular price $124.80 USD
    Regular price Sale price $124.80 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
  • SS600 stainless steel channel with DG0669 bar grate

    SS600 Stainless Steel Drain Kit w/ DG0669 Stainless Steel Bar Grate | Class D

    SS600 Stainless Steel Drain Kit w/ DG0669 Stainless Steel Bar Grate | Class D

    Regular price From $2,406.20 USD
    Regular price Sale price From $2,406.20 USD
    Unit price /  per 
  • BA-SLOT-0312-A Bronze Age Aluminum Slotted Grate

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

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

    Regular price $91.00 USD
    Regular price Sale price $91.00 USD
    Unit price /  per 
  • NDS 824 Galvanized Slotted Grate-ProSeries

    NDS 824 Class B ADA Compliant Slotted Galvanized Slotted 5" x 20" Grate

    NDS 824 Class B ADA Compliant Slotted Galvanized Slotted 5" x 20" Grate

    Regular price $54.13 USD
    Regular price Sale price $54.13 USD
    Unit price /  per 
  • MCKS-TDS566-TDSdrains Sand Mini Channel with Aluminum Raindrop Grate

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

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

    Regular price From $336.47 USD
    Regular price Sale price From $336.47 USD
    Unit price /  per 
  • NDS554-black-botanical-grate-TDS

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

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

    Regular price $37.30 USD
    Regular price Sale price $37.30 USD
    Unit price /  per 
  • NDS 555S - Box of 16 - Class B ADA Compliant Wave Polyolefin 3" x 36" Grate - SAND

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

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

    Regular price $596.74 USD
    Regular price Sale price $596.74 USD
    Unit price /  per 
  • NDS Dura Slope Stainless Steel Perforated Grate NDS226

    NDS Dura Slope Kit with DS-226 Stainless Steel Perforated Grate

    NDS Dura Slope Kit with DS-226 Stainless Steel Perforated Grate

    Regular price From $752.32 USD
    Regular price Sale price From $752.32 USD
    Unit price /  per 
  • SS600 stainless steel channel with DG0657 perforated grate

    SS600 Stainless Steel Drain Kit w/ DG0657 Perforated Stainless Steel Grate | Class B

    SS600 Stainless Steel Drain Kit w/ DG0657 Perforated Stainless Steel Grate | Class B

    Regular price From $901.28 USD
    Regular price Sale price From $901.28 USD
    Unit price /  per 
  • NDS1224_Wave_12_inch_Basin_DECO_Grate_-_Black_1024x1024

    NDS 1224 Class B ADA Compliant Wave HDPE 12" x 12" Grate -BLACK

    NDS 1224 Class B ADA Compliant Wave HDPE 12" x 12" Grate -BLACK

    Regular price $92.53 USD
    Regular price Sale price $92.53 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 
  • SS600 Stainless Steel Drain Kit w/ DG0675HD Transverse Slotted Ductile Iron Grate | Class D

    SS600 Stainless Steel Drain Kit w/ DG0675HD Transverse Slotted Ductile Iron Grate | Class D

    SS600 Stainless Steel Drain Kit w/ DG0675HD Transverse Slotted Ductile Iron Grate | Class D

    Regular price From $1,394.49 USD
    Regular price Sale price From $1,394.49 USD
    Unit price /  per 
  • PSRC-864 NDS

    NDS® PSRC-864 Qwick-Turn™ Radius Coupling w/ Slotted Grate

    NDS® PSRC-864 Qwick-Turn™ Radius Coupling w/ Slotted Grate

    Regular price $9.26 USD
    Regular price Sale price $9.26 USD
    Unit price /  per 
  • Stainless Steel Perforated 4"grate

    4" Perforated Stainless Steel Grates (1 Set of 4) DD20-002

    4" Perforated Stainless Steel Grates (1 Set of 4) DD20-002

    Regular price $989.16 USD
    Regular price Sale price $989.16 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 
  • NDS 555GY - Box of 16 - Class B ADA Compliant Wave Polyolefin 3" x 36" Grate - GRAY

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

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

    Regular price $596.74 USD
    Regular price Sale price $596.74 USD
    Unit price /  per 
  • MMS-SS-CATH MAX Mini kit with sand channel and stainless steel grate

    3" Sand MAX Mini Kit w/ Cathedral HP 316L Stainless Steel Grate

    3" Sand MAX Mini Kit w/ Cathedral HP 316L Stainless Steel Grate

    Regular price From $704.11 USD
    Regular price Sale price From $704.11 USD
    Unit price /  per 
  • NDS1224GY Wave HDPE

    NDS 1224GY Class B ADA Compliant Wave HDPE 12" x 12" Grate - GRAY

    NDS 1224GY Class B ADA Compliant Wave HDPE 12" x 12" Grate - GRAY

    Regular price $85.87 USD
    Regular price Sale price $85.87 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 
  • 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 
  • POLYCAST 600 with DG0630 Stainless steel Cathedral Grate

    POLYCAST 600 Series Kit w/ DG0630 Cathedral Stainless Steel Grate | Load Class A

    POLYCAST 600 Series Kit w/ DG0630 Cathedral Stainless Steel Grate | Load Class A

    Regular price From $283.07 USD
    Regular price Sale price From $283.07 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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