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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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      • All Channel Materials
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    • Popular Manufacturers
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      • Bronze Age
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      • Zurn
      • All Manufacturers
    • Popular Drainage Systems
      • Dura Slope
      • FP1200
      • Mini Channel
      • Polycast 600/700
      • Slim Channel
      • SS600
      • ULMA U100K(X)
      • All Drainage Systems
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  • M100K-TDS0461 Class E grate polymer concrete channel

    ULMA M100K Kit w/ TDS 461D Slotted Ductile Iron Grate & Galvanized Edge

    ULMA M100K Kit w/ TDS 461D Slotted Ductile Iron Grate & Galvanized Edge

    Regular price From $309.97 USD
    Regular price Sale price From $309.97 USD
    Unit price /  per 
  • M100K- with 402 Galvanized Mesh Grate

    M100K W/ 1M Galv. Steel Mesh Grate (402)-ULMA

    M100K W/ 1M Galv. Steel Mesh Grate (402)-ULMA

    Regular price From $308.40 USD
    Regular price Sale price From $308.40 USD
    Unit price /  per 
  • 12" Fiberglass Kit w/ Mesh Grate and WYE Frame - Load Class A

    12" Fiberglass Kit w/ Mesh Grate and WYE Frame - Load Class A

    12" Fiberglass Kit w/ Mesh Grate and WYE Frame - Load Class A

    Regular price From $498.85 USD
    Regular price Sale price From $498.85 USD
    Unit price /  per 
  • 14" Fiberglass Kit w/ Mesh Grate and EZ Frame - Load Class A

    14" Fiberglass Kit w/ Mesh Grate and EZ Frame - Load Class A

    14" Fiberglass Kit w/ Mesh Grate and EZ Frame - Load Class A

    Regular price From $497.09 USD
    Regular price Sale price From $497.09 USD
    Unit price /  per 
  • FGK-WYE Fiberglass Frame

    WYE Rail Frames for 1.5" or 2.0" Thick Grates - FGK-WYE-1520

    WYE Rail Frames for 1.5" or 2.0" Thick Grates - FGK-WYE-1520

    Regular price From $347.45 USD
    Regular price Sale price From $347.45 USD
    Unit price /  per 
  • FGK-MICRO-WYE-14 Fibergrate Micro Mesh with WYE Frames

    14" Fiberglass Kit w/ Micro Mesh ADA Compliant Grate and WYE Frame - Load Class A

    14" Fiberglass Kit w/ Micro Mesh ADA Compliant Grate and WYE Frame - Load Class A

    Regular price From $618.83 USD
    Regular price Sale price From $618.83 USD
    Unit price /  per 
  • FGK-I4015-WYE-12 fiberglass I-Bar grate with WYE frame

    12" Fiberglass Kit w/ I-Bar Grate and WYE Frame - Load Class C

    12" Fiberglass Kit w/ I-Bar Grate and WYE Frame - Load Class C

    Regular price From $615.33 USD
    Regular price Sale price From $615.33 USD
    Unit price /  per 
  • PCK7-DG0692 Polycast 700 Channel with Ductile Iron Frame and DG0692 Patriot Grate

    POLYCAST® 700 Kit w/ DG0692 Patriot Ductile Iron Grate & HDPE Frame

    POLYCAST® 700 Kit w/ DG0692 Patriot Ductile Iron Grate & HDPE Frame

    Regular price From $342.20 USD
    Regular price Sale price From $342.20 USD
    Unit price /  per 
  • Brushed Pedreda Sand Mini Channel

    NDS 3" Sand Mini Channel Kit with TDS Bronze Age Pedreda Grate - Brushed

    NDS 3" Sand Mini Channel Kit with TDS Bronze Age Pedreda Grate - Brushed

    Regular price From $520.97 USD
    Regular price Sale price From $520.97 USD
    Unit price /  per 
  • MAX Mini with NDS554CI-BF Botanical Cast Iron Grate

    TDS™ 3" Sand MAX Mini w/ Botanical BoOF Grate & Oil Rubbed Bronze Edge

    TDS™ 3" Sand MAX Mini w/ Botanical BoOF Grate & Oil Rubbed Bronze Edge

    Regular price From $830.88 USD
    Regular price Sale price From $830.88 USD
    Unit price /  per 
  • FGK-MESH-EZ-12 FRP grate with EZ frame

    12" Fiberglass Kit w/ Mesh Grate and EZ Frame - Load Class A

    12" Fiberglass Kit w/ Mesh Grate and EZ Frame - Load Class A

    Regular price From $464.65 USD
    Regular price Sale price From $464.65 USD
    Unit price /  per 
  • 8in Micro Mesh- WYE Frame

    8" Fiberglass Kit w/ Micro Mesh ADA Compliant Grate and WYE Frame - Load Class A

    8" Fiberglass Kit w/ Micro Mesh ADA Compliant Grate and WYE Frame - Load Class A

    Regular price From $454.63 USD
    Regular price Sale price From $454.63 USD
    Unit price /  per 
  • PCK5-DG0623 Square Deco

    POLYCAST 500 Kit w/ DG0623 Galvanized Square Deco Perforated Grate | Class A

    POLYCAST 500 Kit w/ DG0623 Galvanized Square Deco Perforated Grate | Class A

    Regular price From $344.33 USD
    Regular price Sale price From $344.33 USD
    Unit price /  per 
  • ULMA D100-494

    ULMA D100 Drain Channel w/494 Slotted Plastic Grate - Class A

    ULMA D100 Drain Channel w/494 Slotted Plastic Grate - Class A

    Regular price From $301.12 USD
    Regular price Sale price From $301.12 USD
    Unit price /  per 
  • Hydro Plus with 488 Vinylester .6 inch center 1M Grate Class C

    ULMA HYDROPLUS with (488) Vinyl Ester FRP (0.6" on center) 1M Grates Class C

    ULMA HYDROPLUS with (488) Vinyl Ester FRP (0.6" on center) 1M Grates Class C

    Regular price From $485.27 USD
    Regular price Sale price From $485.27 USD
    Unit price /  per 
  • POLYCAST 500 Series Kit with DG0646 Perforated Galvanized Grate and Edging

    POLYCAST 500 Series Kit with DG0646 Perforated Galvanized Grate and Edging

    POLYCAST 500 Series Kit with DG0646 Perforated Galvanized Grate and Edging

    Regular price From $341.73 USD
    Regular price Sale price From $341.73 USD
    Unit price /  per 
  • ULMA D100-495

    ULMA D100 Drain Channel w/495 Gray Slotted Plastic Grate - Class A

    ULMA D100 Drain Channel w/495 Gray Slotted Plastic Grate - Class A

    Regular price From $309.00 USD
    Regular price Sale price From $309.00 USD
    Unit price /  per 
  • POLY700-AA-692

    POLYCAST® 700 Kit w/ DG0692 Patriot Ductile Iron Grate & Ductile Frame

    POLYCAST® 700 Kit w/ DG0692 Patriot Ductile Iron Grate & Ductile Frame

    Regular price From $354.09 USD
    Regular price Sale price From $354.09 USD
    Unit price /  per 
  • U100K with 402 Galvanized Steel Mesh Grate

    ULMA U100K Drainage Kit with ULMA 402 Mesh Grate | Galvanized

    ULMA U100K Drainage Kit with ULMA 402 Mesh Grate | Galvanized

    Regular price From $157.74 USD
    Regular price Sale price From $157.74 USD
    Unit price /  per 
  • ULMA HYDROM-INTER-HP HYDROPLUS Mini Interlaken Heelproof - Raw

    HYDROPLUS Mini w/ Iron Age 5"x 20" Heel Proof Interlaken RAW Cast Iron Grate | Class B

    HYDROPLUS Mini w/ Iron Age 5"x 20" Heel Proof Interlaken RAW Cast Iron Grate | Class B

    Regular price From $396.78 USD
    Regular price Sale price From $396.78 USD
    Unit price /  per 
  • ULMA HYDRO MINI PLUS with IA-BAY-0520-HP Raw

    ULMA HYDROPLUS Mini IA-BAY-0520-HP Iron Age Mission Bay HP Raw Cast Iron Grate | Class B

    ULMA HYDROPLUS Mini IA-BAY-0520-HP Iron Age Mission Bay HP Raw Cast Iron Grate | Class B

    Regular price From $396.78 USD
    Regular price Sale price From $396.78 USD
    Unit price /  per 
  • NDS Dura Slope Stainless Steel Perforated Grate NDS226

    NDS Dura Slope Kit with DS-228 Galvanized Perforated Grate

    NDS Dura Slope Kit with DS-228 Galvanized Perforated Grate

    Regular price From $489.44 USD
    Regular price Sale price From $489.44 USD
    Unit price /  per 
  • New Image Coming Soon

    POLYCAST 500 Series Kit with DG0641D-G Slotted Ductile Iron-Galvanized Grate and Galvanized Edging

    POLYCAST 500 Series Kit with DG0641D-G Slotted Ductile Iron-Galvanized Grate and Galvanized Edging

    Regular price From $368.97 USD
    Regular price Sale price From $368.97 USD
    Unit price /  per 
  • PCK5-DG0647 POLYCAST 500 Series with DG0647 Stainless Steel Grates

    POLYCAST 500 Series Kit with DG0647 Slotted Stainless Grate

    POLYCAST 500 Series Kit with DG0647 Slotted Stainless Grate

    Regular price From $359.91 USD
    Regular price Sale price From $359.91 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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