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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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      • Pour in Place (Concrete)
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      • All Load Classes
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    • Popular Manufacturers
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      • Bronze Age
      • NDS
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      • 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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  • POLYCAST 400 w/DG0442

    POLYCAST®400 Series Kit w/DG0442 5"x48" Slotted Galvanized Grate

    POLYCAST®400 Series Kit w/DG0442 5"x48" Slotted Galvanized Grate

    Regular price From $265.11 USD
    Regular price Sale price From $265.11 USD
    Unit price /  per 
  • POLY600-XX-657R

    POLYCAST® 600 Vinyl Ester Series Kit with DG0657R Perforated Stainless Grate

    POLYCAST® 600 Vinyl Ester Series Kit with DG0657R Perforated Stainless Grate

    Regular price From $595.62 USD
    Regular price Sale price From $595.62 USD
    Unit price /  per 
  • POLYCST 600 with DG0623 Galv Edge and Galv SQUARE DECO grate

    POLYCAST 600 Series Kit w/ DG0623 Square Deco Galvanized Steel Class A Grate and Edging

    POLYCAST 600 Series Kit w/ DG0623 Square Deco Galvanized Steel Class A Grate and Edging

    Regular price From $274.60 USD
    Regular price Sale price From $274.60 USD
    Unit price /  per 
  • ULMA D100-460

    ULMA D100 Drain Channel w/460 Slotted Ductile Iron Grate - Class C

    Sale

    ULMA D100 Drain Channel w/460 Slotted Ductile Iron Grate - Class C

    Regular price From $297.03 USD
    Regular price $320.70 USD Sale price From $297.03 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 
  • Polycast-600Channel-DK polymer concrete pre sloped channel

    POLYCAST® 700 Series Kit w/FG0644SP Fiberglass Slotted Grate & HDPE Frame

    POLYCAST® 700 Series Kit w/FG0644SP Fiberglass Slotted Grate & HDPE Frame

    Regular price From $384.18 USD
    Regular price Sale price From $384.18 USD
    Unit price /  per 
  • PCK6-DG0640-GE POLYCAST with Galvanized Steel Slotted Grate and Edging

    POLYCAST 600 Series Kit w/ DG0640 Slotted Galvanized Grate and Edging | Load Class B

    POLYCAST 600 Series Kit w/ DG0640 Slotted Galvanized Grate and Edging | Load Class B

    Regular price From $237.34 USD
    Regular price Sale price From $237.34 USD
    Unit price /  per 
  • POLY700-PE-657R

    POLYCAST® 700 Kit w/DG0657R Stainless Perforated Grate & HDPE Frame

    POLYCAST® 700 Kit w/DG0657R Stainless Perforated Grate & HDPE Frame

    Regular price From $532.41 USD
    Regular price Sale price From $532.41 USD
    Unit price /  per 
  • New Image Coming Soon

    POLYCAST 700 Series Kit w/ DG0641D-G Slotted Ductile Iron-Galvanized Grate & HDPE Frame

    POLYCAST 700 Series Kit w/ DG0641D-G Slotted Ductile Iron-Galvanized Grate & HDPE Frame

    Regular price From $289.60 USD
    Regular price Sale price From $289.60 USD
    Unit price /  per 
  • New Image Coming Soon

    ULMA D100 Drain Channel w/465 Slotted Ductile Iron Grate - Class B

    Sale

    ULMA D100 Drain Channel w/465 Slotted Ductile Iron Grate - Class B

    Regular price From $288.64 USD
    Regular price $309.92 USD Sale price From $288.64 USD
    Unit price /  per 
    Sale
  • Polycast 700 with DG0646R Reinforced perforated Galvanized Steel Grates and Cast Iron Frame

    POLYCAST®700 Kit w/DG0646R Reinforced Perforated Galvanized Grate-Cast Frame

    POLYCAST®700 Kit w/DG0646R Reinforced Perforated Galvanized Grate-Cast Frame

    Regular price From $389.01 USD
    Regular price Sale price From $389.01 USD
    Unit price /  per 
  • New Image Coming Soon

    ULMA D100 w/Bronze Age™ WAVE Ductile Iron Grate - RAW

    Sale

    ULMA D100 w/Bronze Age™ WAVE Ductile Iron Grate - RAW

    Regular price From $414.64 USD
    Regular price $421.92 USD Sale price From $414.64 USD
    Unit price /  per 
    Sale
  • POLY600-SS-647-DK stainless steel edge stainless steel slotted grate polymer concrete channel Polycast

    POLYCAST 600 Series Kit with DG0647 Slotted Stainless Grate and Edging

    POLYCAST 600 Series Kit with DG0647 Slotted Stainless Grate and Edging

    Regular price From $342.78 USD
    Regular price Sale price From $342.78 USD
    Unit price /  per 
  • POLYCAST 700-PE-669-DK-TDSdrains

    POLYCAST® 700 Kit w/DG0669 Stainless Bar Grate & HDPE Frame

    POLYCAST® 700 Kit w/DG0669 Stainless Bar Grate & HDPE Frame

    Regular price From $1,516.80 USD
    Regular price Sale price From $1,516.80 USD
    Unit price /  per 
  • ULMA drain channel with stainless steel edge and polypropylene grate

    ULMA U100KX Kit 495 / PNH100KCAM-GRIS Polypropylene ADA/HP Class A Gray Grate

    Sale

    ULMA U100KX Kit 495 / PNH100KCAM-GRIS Polypropylene ADA/HP Class A Gray Grate

    Regular price From $142.87 USD
    Regular price $183.70 USD Sale price From $142.87 USD
    Unit price /  per 
    Sale
  • Ulma U100KX Channel with Iron Age Heel proof Mission Bay grating in Baked on Oil finish

    ULMA U100KX Drain Channel w/ Iron Age Mission Bay Grate-BoOF

    Sale

    ULMA U100KX Drain Channel w/ Iron Age Mission Bay Grate-BoOF

    Regular price From $351.82 USD
    Regular price $385.74 USD Sale price From $351.82 USD
    Unit price /  per 
    Sale
  • MV+200K-661 ULMA MULTIV with galvanized edging with 661 grate

    ULMA MV+200K w/ 661 Ductile Iron 9X20 Slotted Grate Class E

    Sale

    ULMA MV+200K w/ 661 Ductile Iron 9X20 Slotted Grate Class E

    Regular price From $206.73 USD
    Regular price $265.80 USD Sale price From $206.73 USD
    Unit price /  per 
    Sale
  • New Image Coming Soon

    POLYCAST 600 Series Kit with DG0641D-G Slotted Ductile Iron-Galvanized Grate with Galvanized Edging

    POLYCAST 600 Series Kit with DG0641D-G Slotted Ductile Iron-Galvanized Grate with Galvanized Edging

    Regular price From $261.71 USD
    Regular price Sale price From $261.71 USD
    Unit price /  per 
  • POLYCAST with SS Edge and SS Wedge Wire Grate DG0655

    POLYCAST® 600 Series Kit w/ DG0655 Wedge Wire w/ Stainless Steel Edging - Load Class B

    POLYCAST® 600 Series Kit w/ DG0655 Wedge Wire w/ Stainless Steel Edging - Load Class B

    Regular price From $584.73 USD
    Regular price Sale price From $584.73 USD
    Unit price /  per 
  • ULMA D100 w/Bronze Age™ CATHEDRAL Ductile Iron Grate - RAW

    ULMA D100 w/Bronze Age™ CATHEDRAL Ductile Iron Grate - RAW

    Sale

    ULMA D100 w/Bronze Age™ CATHEDRAL Ductile Iron Grate - RAW

    Regular price From $414.64 USD
    Regular price $421.92 USD Sale price From $414.64 USD
    Unit price /  per 
    Sale
  • 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 
  • 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 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 
  • POLY600-GS-692-TDSdrains cast iron patriot grate galv steel edge polymer concrete channel Polycast

    POLYCAST® 600 Series Kit w/ DG0692 Patriot Ductile Iron Grate & Galvanized Edging

    POLYCAST® 600 Series Kit w/ DG0692 Patriot Ductile Iron Grate & Galvanized Edging

    Regular price From $289.28 USD
    Regular price Sale price From $289.28 USD
    Unit price /  per 
  • New Image Coming Soon

    POLYCAST 600 Series Kit w/ DG0675HD-G Transverse Slotted Ductile Iron-Galvanized Grate

    POLYCAST 600 Series Kit w/ DG0675HD-G Transverse Slotted Ductile Iron-Galvanized Grate

    Regular price From $252.40 USD
    Regular price Sale price From $252.40 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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