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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
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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
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      • Ductile/Cast Iron
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  • POLY700-PE-646R

    POLYCAST®700 Vinyl Ester Kit w/DG0646R Reinforced Perforated Galvanized Grate-HDPE Frame

    POLYCAST®700 Vinyl Ester Kit w/DG0646R Reinforced Perforated Galvanized Grate-HDPE Frame

    Regular price From $971.21 USD
    Regular price Sale price From $971.21 USD
    Unit price /  per 
  • New Image Coming Soon

    NDS® Dura Slope In-Line Catch Basin with DS-603 Cast Iron Tile Grate RAW

    NDS® Dura Slope In-Line Catch Basin with DS-603 Cast Iron Tile Grate RAW

    Regular price From $672.31 USD
    Regular price Sale price From $672.31 USD
    Unit price /  per 
  • BA-SLOT-0336 Stainless Steel Slot 3x36

    Bronze Age™ TDS-SLOT-0312-L Slotted 316L Stainless Steel 3″x12″ Grate

    Bronze Age™ TDS-SLOT-0312-L Slotted 316L Stainless Steel 3″x12″ Grate

    Regular price $83.00 USD
    Regular price Sale price $83.00 USD
    Unit price /  per 
  • ULMA D100 480

    ULMA D100 Drain Channel w/480 Slotted Ductile Iron Grate - Class C

    Sale

    ULMA D100 Drain Channel w/480 Slotted Ductile Iron Grate - Class C

    Regular price From $315.72 USD
    Regular price $344.73 USD Sale price From $315.72 USD
    Unit price /  per 
    Sale
  • 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 
  • ZURN Z884 Drainage Kit w/ P4-HPP-WHITE HDPE HDPE Grate - Bottom Outlet

    ZURN Z884 Drainage Kit w/ P4-HPP-WHITE HDPE HDPE Grate - Bottom Outlet

    ZURN Z884 Drainage Kit w/ P4-HPP-WHITE HDPE HDPE Grate - Bottom Outlet

    Regular price From $349.18 USD
    Regular price Sale price From $349.18 USD
    Unit price /  per 
  • TDS FG3045 Class B Fiberglass 1.5" Sq. Mesh 8" x 48" Grate

    TDS FG3045 Class B Fiberglass 1.5" Sq. Mesh 8" x 48" Grate

    TDS FG3045 Class B Fiberglass 1.5" Sq. Mesh 8" x 48" Grate

    Regular price $306.63 USD
    Regular price Sale price $306.63 USD
    Unit price /  per 
  • nds817-sand-grate Pro Series 5

    NDS 817 Class B ADA Compliant Light Traffic HDPE 5" x 20" Grate - SAND

    NDS 817 Class B ADA Compliant Light Traffic HDPE 5" x 20" Grate - SAND

    Regular price $39.03 USD
    Regular price Sale price $39.03 USD
    Unit price /  per 
  • New Image Coming Soon

    NDS® Dura Slope In-Line Catch Basin with DS-604 Cast Iron Brick Grate RAW

    NDS® Dura Slope In-Line Catch Basin with DS-604 Cast Iron Brick Grate RAW

    Regular price From $672.31 USD
    Regular price Sale price From $672.31 USD
    Unit price /  per 
  • MMG-SB-CATH

    TDS™ 3" Gray MAX Mini w/ Natural Bronze Cathedral Grate & Satin Bronze Edge

    TDS™ 3" Gray MAX Mini w/ Natural Bronze Cathedral Grate & Satin Bronze Edge

    Regular price From $1,033.59 USD
    Regular price Sale price From $1,033.59 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 
  • New Image Coming Soon

    NDS® Dura Slope In-Line Catch Basin with DS-232 Ductile Iron Grate and Frame

    NDS® Dura Slope In-Line Catch Basin with DS-232 Ductile Iron Grate and Frame

    Regular price From $710.91 USD
    Regular price Sale price From $710.91 USD
    Unit price /  per 
  • SS600 stainless steel channel with DG0647 slotted grate

    SS600 Stainless Steel Drain Kit w/ DG0647 Slotted Stainless Steel Grate | Class B

    SS600 Stainless Steel Drain Kit w/ DG0647 Slotted Stainless Steel Grate | Class B

    Regular price From $1,412.75 USD
    Regular price Sale price From $1,412.75 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 
  • SS600 stainless steel channel with DG0641D slotted cast iron grate

    SS600 Stainless Steel Drain Kit w/ DG0641D Slotted Ductile Iron Grate | Class D

    SS600 Stainless Steel Drain Kit w/ DG0641D Slotted Ductile Iron Grate | Class D

    Regular price From $1,372.43 USD
    Regular price Sale price From $1,372.43 USD
    Unit price /  per 
  • NDS999S Square slotted catch basin grate 9x9inch - Sand

    NDS 999S Class A ADA Compliant Slotted HDPE 9" x 9" Grate - SAND

    NDS 999S Class A ADA Compliant Slotted HDPE 9" x 9" Grate - SAND

    Regular price $44.54 USD
    Regular price Sale price $44.54 USD
    Unit price /  per 
  • SS600 WITH DG0631 STAINLESS SLOTTED GRATE

    SS600 Stainless Steel Drain Kit w/ DG0631 Slotted 304 Stainless Steel Grate | Class A

    SS600 Stainless Steel Drain Kit w/ DG0631 Slotted 304 Stainless Steel Grate | Class A

    Regular price From $1,452.34 USD
    Regular price Sale price From $1,452.34 USD
    Unit price /  per 
  • NDS70-3inch-atrium-grate-green

    NDS 070 Atrium HDPE 3" Dia. Grate

    NDS 070 Atrium HDPE 3" Dia. Grate

    Regular price $11.59 USD
    Regular price Sale price $11.59 USD
    Unit price /  per 
  • SS600 channel with Stainless Steel Wire Wedge Grate

    SS600 Stainless Steel Drain Kit w/ DG0655 Wedge Wire Stainless Steel Grate | Class B

    SS600 Stainless Steel Drain Kit w/ DG0655 Wedge Wire Stainless Steel Grate | Class B

    Regular price From $1,740.81 USD
    Regular price Sale price From $1,740.81 USD
    Unit price /  per 
  • New Image Coming Soon

    NDS® Dura Slope In-Line Catch Basin with DS-602 Cast Iron Diamond Grate RAW

    NDS® Dura Slope In-Line Catch Basin with DS-602 Cast Iron Diamond Grate RAW

    Regular price From $672.31 USD
    Regular price Sale price From $672.31 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-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 
  • NDS1218 botanical black catch basin grate

    NDS 1218 Class B ADA Compliant Botanical HDPE 12" x 12" Grate - Black

    NDS 1218 Class B ADA Compliant Botanical HDPE 12" x 12" Grate - Black

    Regular price $90.92 USD
    Regular price Sale price $90.92 USD
    Unit price /  per 
  • BA-BARS-0312-D Ductile Iron Bronze Age Bars Grate

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

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

    Regular price $39.95 USD
    Regular price Sale price $39.95 USD
    Unit price /  per 
  • Z886-DGC Zurn Z886 with DGC grate

    Zurn Z886 Drainage Kit w/ DGC Ductile Iron Slotted Grate - Class C

    Zurn Z886 Drainage Kit w/ DGC Ductile Iron Slotted Grate - Class C

    Regular price From $1,080.28 USD
    Regular price Sale price From $1,080.28 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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