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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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      • Plastic
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      • Pour in Place (Concrete)
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    • Popular Manufacturers
      • TDS
      • Bronze Age
      • NDS
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      • Polylok
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      • Zurn
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    • 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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      • Bronze
      • Ductile/Cast Iron
      • Fiberglass
      • Galvanized Steel
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  • POLY600-SS-641D-TDSdrains stainless steel edge slotted cast iron grate polymer concrete channel Polycast

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

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

    Regular price From $237.04 USD
    Regular price Sale price From $237.04 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 
  • POLYCAST 600 W/ DG0675

    POLYCAST® 600 Series Kit w/ DG0675 Plastic HDPE Grate - Load Class A

    POLYCAST® 600 Series Kit w/ DG0675 Plastic HDPE Grate - Load Class A

    Regular price From $213.22 USD
    Regular price Sale price From $213.22 USD
    Unit price /  per 
  • New Image Coming Soon

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

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

    Regular price From $277.24 USD
    Regular price Sale price From $277.24 USD
    Unit price /  per 
  • POLY600-xx-669-TDSdrain stainless steel bar grate polymer concrete channel Polycast

    POLYCAST 600 Series Kit with DG0669 Stainless Bar Grate

    POLYCAST 600 Series Kit with DG0669 Stainless Bar Grate

    Regular price From $729.45 USD
    Regular price Sale price From $729.45 USD
    Unit price /  per 
  • PCK6-DG0640 POLYCAST with Galvanized Steel Slotted Grate

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

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

    Regular price From $212.50 USD
    Regular price Sale price From $212.50 USD
    Unit price /  per 
  • POLY600-GS-675HD-TDSdrains galv steel edge transverse slotted grate polymer concrete channel Polycast

    POLYCAST 600 Series Kit w/ ADA DG0675HD Transverse Slot Ductile Iron Grate & Galvanized Edging

    POLYCAST 600 Series Kit w/ ADA DG0675HD Transverse Slot Ductile Iron Grate & Galvanized Edging

    Regular price From $248.07 USD
    Regular price Sale price From $248.07 USD
    Unit price /  per 
  • POLYCAST 600 Series Kit with DG0657R Perforated Stainless Grate and Edging | Load Class C

    POLYCAST 600 Series Kit with DG0657R Perforated Stainless Grate and Edging | Load Class C

    POLYCAST 600 Series Kit with DG0657R Perforated Stainless Grate and Edging | Load Class C

    Regular price From $536.02 USD
    Regular price Sale price From $536.02 USD
    Unit price /  per 
  • POLY600-GS-646R

    POLYCAST® 600 Series Kit w/ DG0646R Perforated Galvanized Steel Grate & Edge

    POLYCAST® 600 Series Kit w/ DG0646R Perforated Galvanized Steel Grate & Edge

    Regular price From $362.45 USD
    Regular price Sale price From $362.45 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 
  • POLYCAST 600 with DG0644 Fiberglass Grate POLY600-XX-644

    POLYCAST® 600 Vinyl Ester Series Kit with FG0644 Fiberglass

    POLYCAST® 600 Vinyl Ester Series Kit with FG0644 Fiberglass

    Regular price From $421.14 USD
    Regular price Sale price From $421.14 USD
    Unit price /  per 
  • POLY600-GS-646

    POLYCAST® 600 Series Kit w/ DG0646 Perforated Galvanized Steel Grate & Edge

    POLYCAST® 600 Series Kit w/ DG0646 Perforated Galvanized Steel Grate & Edge

    Regular price From $233.41 USD
    Regular price Sale price From $233.41 USD
    Unit price /  per 
  • POLY600-xx-675D-TDsdrains cast iron transverse ada grate polymer concrete channel Polycast

    POLYCAST® 600 Vinyl Ester Series Kit w/ DG0675HD Transverse Slotted Ductile Iron Grate

    POLYCAST® 600 Vinyl Ester Series Kit w/ DG0675HD Transverse Slotted Ductile Iron Grate

    Regular price From $325.14 USD
    Regular price Sale price From $325.14 USD
    Unit price /  per 
  • POLY600-XX-640R-TDSdrains

    POLYCAST 600 Series Kit with DG0640R Slotted Galvanized Grate

    POLYCAST 600 Series Kit with DG0640R Slotted Galvanized Grate

    Regular price From $367.29 USD
    Regular price Sale price From $367.29 USD
    Unit price /  per 
  • POLY600-SS-644SP Polycast 600 with Stainless steel edge and a fiberglass DG0644SP grate

    POLYCAST 600 Series Kit w/FG0644SP Fiberglass Grate & Stainless Edge- Load Class C

    POLYCAST 600 Series Kit w/FG0644SP Fiberglass Grate & Stainless Edge- Load Class C

    Regular price From $387.78 USD
    Regular price Sale price From $387.78 USD
    Unit price /  per 
  • POLYCAST 600 with DG0644SP Fiberglass FRP Bar Grate

    POLYCAST 600 Series Kit w/Fiberglass FG0644SP Grate - Load Class C

    POLYCAST 600 Series Kit w/Fiberglass FG0644SP Grate - Load Class C

    Regular price From $319.24 USD
    Regular price Sale price From $319.24 USD
    Unit price /  per 
  • POLY600-xx-657-TDSdrains stainless steel perforated grate polymer concrete channel Polycast

    POLYCAST 600 Series Kit w/ DG0657 Perforated Stainless Steel Grate

    POLYCAST 600 Series Kit w/ DG0657 Perforated Stainless Steel Grate

    Regular price From $309.86 USD
    Regular price Sale price From $309.86 USD
    Unit price /  per 
  • POLY600-GS-692-TDSdrains cast iron patriot grate galv steel edge polymer concrete channel Polycast

    POLYCAST® 600 Vinyl Ester Series Kit w/ DG0692 Patriot Ductile Iron Grate- Stainless Edge

    POLYCAST® 600 Vinyl Ester Series Kit w/ DG0692 Patriot Ductile Iron Grate- Stainless Edge

    Regular price From $408.63 USD
    Regular price Sale price From $408.63 USD
    Unit price /  per 
  • 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-w-SS-HD-Bar-Grate-SS-edging2-DK

    POLYCAST® 600 Series Kit w/ DG0669 Stainless Bar Grate & Stainless Edging

    POLYCAST® 600 Series Kit w/ DG0669 Stainless Bar Grate & Stainless Edging

    Regular price From $771.75 USD
    Regular price Sale price From $771.75 USD
    Unit price /  per 
  • POLY600-GS-640R

    POLYCAST®600 Series Kit w/DG0640R Slotted Galvanized Grate and Edging

    POLYCAST®600 Series Kit w/DG0640R Slotted Galvanized Grate and Edging

    Regular price From $392.13 USD
    Regular price Sale price From $392.13 USD
    Unit price /  per 
  • POLY600-XX-675

    POLYCAST® 600 Vinyl Ester Series Kit w/ DG0675 Transverse Slotted HDPE Grate

    POLYCAST® 600 Vinyl Ester Series Kit w/ DG0675 Transverse Slotted HDPE Grate

    Regular price From $315.12 USD
    Regular price Sale price From $315.12 USD
    Unit price /  per 
  • POLY600-SS-644

    POLYCAST® 600 Series Kit w/FG0644 Fiberglass Grate & Stainless Edge- Load Class B

    POLYCAST® 600 Series Kit w/FG0644 Fiberglass Grate & Stainless Edge- Load Class B

    Regular price From $361.53 USD
    Regular price Sale price From $361.53 USD
    Unit price /  per 
  • POLYCAST 600 with DG0644 Fiberglass Grate POLY600-XX-644

    POLYCAST 600 Series Kit w/Fiberglass FG0644 Grate - Load Class B

    POLYCAST 600 Series Kit w/Fiberglass FG0644 Grate - Load Class B

    Regular price From $319.24 USD
    Regular price Sale price From $319.24 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 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
  • 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
  • LD100X-2 Locking Device for ULMA Grates

    LD100X-2 Locking Device for ULMA Grates

    $12.96 $10.08
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