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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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      • Bronze Age
      • NDS
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      • Polylok
      • ULMA
      • 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
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      • Bronze
      • Ductile/Cast Iron
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  • 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 
  • 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 
  • POLYCAST500 with SS Edging and SS Cathedral Grate

    POLYCAST 500 Kit w/ Stainless Steel Edging and DG0630 Cathedral Grate | Class A

    POLYCAST 500 Kit w/ Stainless Steel Edging and DG0630 Cathedral Grate | Class A

    Regular price From $481.59 USD
    Regular price Sale price From $481.59 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 
  • POLYCAST 600 with DG0670

    POLYCAST 600 Series Kit w/ DG0670 Plastic Grate - Load Class A

    POLYCAST 600 Series Kit w/ DG0670 Plastic Grate - Load Class A

    Regular price From $205.58 USD
    Regular price Sale price From $205.58 USD
    Unit price /  per 
  • POLYCAST DG0641D-G Slotted Ductile Iron - Galvanized Grate 6" x 24" (Nominal)

    POLYCAST DG0641D-G Slotted Ductile Iron - Galvanized Grate 6" x 24" (Nominal)

    POLYCAST DG0641D-G Slotted Ductile Iron - Galvanized Grate 6" x 24" (Nominal)

    Regular price $73.99 USD
    Regular price Sale price $73.99 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 
  • TP0650S-DG0641D-GE Catch Basin w/ Slotted Ductile Iron with Galvanized Edging

    TV0650S (Shallow) Catch Basin Kit w/ DG0641D & Galvanized Edge for POLYCAST®

    TV0650S (Shallow) Catch Basin Kit w/ DG0641D & Galvanized Edge for POLYCAST®

    Regular price $514.66 USD
    Regular price Sale price $514.66 USD
    Unit price /  per 
  • POLYCAST polymer concrete channel with Stainless Steel Wire Wedge Grate

    POLYCAST 600 Series Kit with DG0655 Wedge Wire Stainless Steel Grate - Load Class B

    POLYCAST 600 Series Kit with DG0655 Wedge Wire Stainless Steel Grate - Load Class B

    Regular price From $277.42 USD
    Regular price Sale price From $277.42 USD
    Unit price /  per 
  • POLY600-DG0620-GE Cathedral Galv

    POLYCAST 600 Series Kit with DG0620 Galvanized Grate w/ Edging | Load Class A

    POLYCAST 600 Series Kit with DG0620 Galvanized Grate w/ Edging | Load Class A

    Regular price From $280.85 USD
    Regular price Sale price From $280.85 USD
    Unit price /  per 
  • POLY600-SS-657-TDSdrains stainless steel perforated grate stainless edge polymer concrete channel Polycast

    POLYCAST 600 Series Kit w/ DG0657 Perforated Stainless Grate and Edging

    POLYCAST 600 Series Kit w/ DG0657 Perforated Stainless Grate and Edging

    Regular price From $352.15 USD
    Regular price Sale price From $352.15 USD
    Unit price /  per 
  • DA6020A-Galvanized Edge POLYCAST

    POLYCAST DA0620AH Channel/Edge Protectors Galvanized Steel 24" (Set of 2)

    POLYCAST DA0620AH Channel/Edge Protectors Galvanized Steel 24" (Set of 2)

    Regular price $65.50 USD
    Regular price Sale price $65.50 USD
    Unit price /  per 
  • POLY500-XX-630 POLYCAST 500 Cathedral Stainless Steel

    POLYCAST 500 Kit w/ DG0630 Stainless Steel Cathedral Grate | Class A

    POLYCAST 500 Kit w/ DG0630 Stainless Steel Cathedral Grate | Class A

    Regular price From $397.01 USD
    Regular price Sale price From $397.01 USD
    Unit price /  per 
  • DG0657R-Stainless-Perforated-Reinforced-Grate

    POLYCAST DG0657R ADA Perf Reinforced Stainless Grate 6"x48" (Nominal) Class C

    POLYCAST DG0657R ADA Perf Reinforced Stainless Grate 6"x48" (Nominal) Class C

    Regular price $604.23 USD
    Regular price Sale price $604.23 USD
    Unit price /  per 
  • PCK5-DG0622 Foam Perforated

    POLYCAST 500 Kit w/ DG0622 Galvanized Foam Perforated Grate | Class A

    POLYCAST 500 Kit w/ DG0622 Galvanized Foam Perforated Grate | Class A

    Regular price From $339.61 USD
    Regular price Sale price From $339.61 USD
    Unit price /  per 
  • TP0650S-CF-657RH Inline catch basin with cast iron frame and perforated stainless steel grates

    TP0750S (Shallow) Catch Basin Kit w/ DG0657R for POLYCAST®-Ductile Iron Frame

    TP0750S (Shallow) Catch Basin Kit w/ DG0657R for POLYCAST®-Ductile Iron Frame

    Regular price $659.91 USD
    Regular price Sale price $659.91 USD
    Unit price /  per 
  • TP0650S-AA-655R

    TV0750S (Shallow) Catch Basin Kit w/ DG0655R for POLYCAST®-Ductile Iron Frame

    TV0750S (Shallow) Catch Basin Kit w/ DG0655R for POLYCAST®-Ductile Iron Frame

    Regular price $820.42 USD
    Regular price Sale price $820.42 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 
  • DG0645 Galvanized Steel Solid Cover for POLYCAST

    POLYCAST DG0645H Class A ADA Compliant Galvanized Steel Solid 6" x 24" Cover

    POLYCAST DG0645H Class A ADA Compliant Galvanized Steel Solid 6" x 24" Cover

    Regular price $49.61 USD
    Regular price Sale price $49.61 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 
  • TP0650S - DG0657R-PF Catch Basin w/ Stainless Steel Perforated Reinforced w/ HDPE Frame

    TP0750S (Shallow) Catch Basin Kit w/ DG0657R for POLYCAST®-HDPE Frame

    TP0750S (Shallow) Catch Basin Kit w/ DG0657R for POLYCAST®-HDPE Frame

    Regular price $483.75 USD
    Regular price Sale price $483.75 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 
  • TP0650S Catch Basin with DG0630 SS Cathedral

    TP0650S (Shallow) Catch Basin Kit w/ DG0630H for POLYCAST®

    TP0650S (Shallow) Catch Basin Kit w/ DG0630H for POLYCAST®

    Regular price $373.68 USD
    Regular price Sale price $373.68 USD
    Unit price /  per 
  • POLYCAST 600 with Stainless Steel Edge and DG0670

    POLYCAST® 600 Series Kit w/ Stainless Steel Edge & DG0670 Plastic Grate | Load Class A

    POLYCAST® 600 Series Kit w/ Stainless Steel Edge & DG0670 Plastic Grate | Load Class A

    Regular price From $247.87 USD
    Regular price Sale price From $247.87 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 HYDROPLUS Mini w/ BARS Ductile Iron Grate Class C

    ULMA HYDROPLUS Mini w/ BARS Ductile Iron Grate Class C

    $237.16 $183.00
  • ULMA HYDROPLUS Mini w/ FERN Ductile Iron Grate Class C

    ULMA HYDROPLUS Mini w/ FERN Ductile Iron Grate Class C

    $237.16 $183.00
  • ULMA HYDROPLUS Mini w/ CATHEDRAL Ductile Iron Grate Class C

    ULMA HYDROPLUS Mini w/ CATHEDRAL Ductile Iron Grate Class C

    $237.16 $183.00
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