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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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      • Fiberglass
      • Plastic
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      • Pour in Place (Concrete)
      • All Channel Materials
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      • All Load Classes
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    • Popular Manufacturers
      • TDS
      • Bronze Age
      • NDS
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      • Polylok
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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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  • New Image Coming Soon

    ULMA HYDROPLUS w/ WAVE Ductile Iron Grate - Class C

    Sale

    ULMA HYDROPLUS w/ WAVE Ductile Iron Grate - Class C

    Regular price From $267.93 USD
    Regular price $291.86 USD Sale price From $267.93 USD
    Unit price /  per 
    Sale
  • Catch Basin PCK6-CB06S-DG0631 Stainless Steel SLOT

    TV0650S (Shallow) Catch Basin Kit w/ DG0631H for POLYCAST®

    TV0650S (Shallow) Catch Basin Kit w/ DG0631H for POLYCAST®

    Regular price $511.85 USD
    Regular price Sale price $511.85 USD
    Unit price /  per 
  • PCK6-CB06S-DG0670-SE TDS for Polycast Catch Basin with Stainless Steel edge and a DG0670 Grate

    TV0650S (Shallow) Catch Basin Kit w/ DG0670 & Stainless Edge for POLYCAST®

    TV0650S (Shallow) Catch Basin Kit w/ DG0670 & Stainless Edge for POLYCAST®

    Regular price $514.79 USD
    Regular price Sale price $514.79 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 
  • TP0650S-XX-669

    TV0650S (Shallow) Catch Basin Kit w/ DG0669H for POLYCAST®

    TV0650S (Shallow) Catch Basin Kit w/ DG0669H for POLYCAST®

    Regular price $966.41 USD
    Regular price Sale price $966.41 USD
    Unit price /  per 
  • ULMA HydroMini Plus with 402 Galvanized Mesh Grate load class B

    ULMA HYDROPLUS Mini with Galvanized Mesh Grate (402 / GEX100KCB) Class B

    Sale

    ULMA HYDROPLUS Mini with Galvanized Mesh Grate (402 / GEX100KCB) Class B

    Regular price From $125.26 USD
    Regular price $154.19 USD Sale price From $125.26 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 
  • FG-MICRO-CB12 fiberglass catch basin 12 inch grate

    FG-MICRO-CB12 Class A ADA Compliant 12" x 12" Grate - Dark Gray

    FG-MICRO-CB12 Class A ADA Compliant 12" x 12" Grate - Dark Gray

    Regular price $128.89 USD
    Regular price Sale price $128.89 USD
    Unit price /  per 
  • TP0650S-DG0641D-PF Catch Basin w/ Slotted Ductile Iron Grate with HDPE Frame

    TP0750S (Shallow) Catch Basin Kit w/ DG0641D for POLYCAST-HDPE Frame

    TP0750S (Shallow) Catch Basin Kit w/ DG0641D for POLYCAST-HDPE Frame

    Regular price $345.60 USD
    Regular price Sale price $345.60 USD
    Unit price /  per 
  • DP0650-Catch Basin

    POLYCAST® DP0750 Inline Catch Basin w/FG0644SPH Fiberglass Slot Grate & HDPE Frame

    POLYCAST® DP0750 Inline Catch Basin w/FG0644SPH Fiberglass Slot Grate & HDPE Frame

    Regular price $560.82 USD
    Regular price Sale price $560.82 USD
    Unit price /  per 
  • New Image Coming Soon

    ULMA HYDROPLUS w/ 465 Slotted Ductile Iron Grate - Class B

    Sale

    ULMA HYDROPLUS w/ 465 Slotted Ductile Iron Grate - Class B

    Regular price From $141.93 USD
    Regular price $179.86 USD Sale price From $141.93 USD
    Unit price /  per 
    Sale
  • IA-Inter-CB09-BF Iron Age 9" Interlaken Grate in Baked on Oil Finish Cast Iron

    Iron Age IA-INTER-CB09-BF Class B Interlaken Cast Iron 9" x 9" Grate - BoOF

    Iron Age IA-INTER-CB09-BF Class B Interlaken Cast Iron 9" x 9" Grate - BoOF

    Regular price $270.27 USD
    Regular price Sale price $270.27 USD
    Unit price /  per 
  • ULMA HYDRO PLUS with ULMA 410 Galvanized Steel Slotted Grate-Class A

    ULMA HYDROPLUS with 410 / GP100KCA Galvanized Perforated Tread Grate Class A

    Sale

    ULMA HYDROPLUS with 410 / GP100KCA Galvanized Perforated Tread Grate Class A

    Regular price From $103.15 USD
    Regular price $132.48 USD Sale price From $103.15 USD
    Unit price /  per 
    Sale
  • ULMA HYDROPLUS Mini w/ WAVE Ductile Iron Grate Class C

    ULMA HYDROPLUS Mini w/ WAVE Ductile Iron Grate Class C

    Sale

    ULMA HYDROPLUS Mini w/ WAVE Ductile Iron Grate Class C

    Regular price From $228.68 USD
    Regular price $237.16 USD Sale price From $228.68 USD
    Unit price /  per 
    Sale
  • POLYCAST 500 Kit w/ Galvanized Edging and DG0620 Cathedral Grate | Class A

    POLYCAST 500 Kit w/ Galvanized Edging and DG0620 Cathedral Grate | Class A

    POLYCAST 500 Kit w/ Galvanized Edging and DG0620 Cathedral Grate | Class A

    Regular price From $369.65 USD
    Regular price Sale price From $369.65 USD
    Unit price /  per 
  • MV+200K-658 ULMA MULTIV with Glavanized Edge and 658 grate

    ULMA MV+200K w/ 658 HP Ductile Iron 9X20 Slotted Grate Class C

    Sale

    ULMA MV+200K w/ 658 HP Ductile Iron 9X20 Slotted Grate Class C

    Regular price From $189.92 USD
    Regular price $244.18 USD Sale price From $189.92 USD
    Unit price /  per 
    Sale
  • M100K Minnione Iron Age cast iron deco raw grate polymer concrete galv edge ULMA channel

    ULMA M100K W/Iron Age Minnione Grate

    Sale

    ULMA M100K W/Iron Age Minnione Grate

    Regular price From $524.99 USD
    Regular price $565.30 USD Sale price From $524.99 USD
    Unit price /  per 
    Sale
  • MMG-BF-TAR-B

    TDS™ 3" Gray MAX Mini w/ Brushed Bronze Tardis Grate & Oil Rubbed Bronze Edge

    TDS™ 3" Gray MAX Mini w/ Brushed Bronze Tardis Grate & Oil Rubbed Bronze Edge

    Regular price $1,198.59 USD
    Regular price Sale price $1,198.59 USD
    Unit price /  per 
  • MMS-BF-BA-BARS-B

    TDS™ 3" Sand MAX Mini w/ Brushed Bronze BARS Grate & Oil Rubbed Bronze Edge

    TDS™ 3" Sand MAX Mini w/ Brushed Bronze BARS Grate & Oil Rubbed Bronze Edge

    Regular price $1,198.59 USD
    Regular price Sale price $1,198.59 USD
    Unit price /  per 
  • Trench•Era™ FP Series Drain System w/DG0841 10" Wide Class C Grate - HD Galvanized Frame

    Trench•Era™ FP Series Drain System w/DG0841 10" Wide Class C Grate - HD Galvanized Frame

    Trench•Era™ FP Series Drain System w/DG0841 10" Wide Class C Grate - HD Galvanized Frame

    Request quote
  • FFK-DG3042D

    Trench•Era™ FF Series Drain System w/DG3042D 8" Wide Class D Grate - HD Galvanized Frame

    Trench•Era™ FF Series Drain System w/DG3042D 8" Wide Class D Grate - HD Galvanized Frame

    Request quote
  • FPK-FG1247R-G

    Trench•Era™ FP Series Drain System w/DG1247R 14" Wide Class C Grate - HD Galvanized Frame

    Trench•Era™ FP Series Drain System w/DG1247R 14" Wide Class C Grate - HD Galvanized Frame

    Request quote
  • MV+200K-678 ULMA MULTIV with galvanized edging and 678 grate

    ULMA MV+200K w/ 678 HP Ductile Iron 9X20 Slotted Grate Class E

    Sale

    ULMA MV+200K w/ 678 HP Ductile Iron 9X20 Slotted Grate Class E

    Regular price From $218.45 USD
    Regular price $280.86 USD Sale price From $218.45 USD
    Unit price /  per 
    Sale
  • MMG-SB-BA-TAR

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

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

    Regular price $1,033.59 USD
    Regular price Sale price $1,033.59 USD
    Unit price /  per 
  • MMS-SB-BARS

    TDS™ 3" Sand MAX Mini w/ Natural Bronze BARS Grate & Satin Bronze Edge

    TDS™ 3" Sand MAX Mini w/ Natural Bronze BARS Grate & Satin Bronze Edge

    Regular price From $1,033.59 USD
    Regular price Sale price From $1,033.59 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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