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      • TDS
      • NDS
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      • Zurn
      • All Manufacturers
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      • 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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      • Load Class A
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      • All Load Classes
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      • TDS
      • Bronze Age
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      • Zurn
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      • 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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  • DP0650-XX-640

    POLYCAST® DP0650 Inline Catch Basin w/DG0640H Galvanized Slotted Grate

    POLYCAST® DP0650 Inline Catch Basin w/DG0640H Galvanized Slotted Grate

    Regular price $389.15 USD
    Regular price Sale price $389.15 USD
    Unit price /  per 
  • POLYCAST®500 Series Kit w/ DG0655 Stainless Wedge Wire Grate | Load Class B

    POLYCAST®500 Series Kit w/ DG0655 Stainless Wedge Wire Grate | Load Class B

    POLYCAST®500 Series Kit w/ DG0655 Stainless Wedge Wire Grate | Load Class B

    Regular price From $866.66 USD
    Regular price Sale price From $866.66 USD
    Unit price /  per 
  • SS600 Stainless Steel Drain Kit w/ DG0632 Perforated 304 Stainless Steel Grate | Class A

    SS600 Stainless Steel Drain Kit w/ DG0632 Perforated 304 Stainless Steel Grate | Class A

    SS600 Stainless Steel Drain Kit w/ DG0632 Perforated 304 Stainless Steel Grate | Class A

    Regular price From $1,463.89 USD
    Regular price Sale price From $1,463.89 USD
    Unit price /  per 
  • ULMA M100K Drain Channel kit w/Bronze Age™ FERN Grate-RAW

    ULMA M100K Drain Channel kit w/Bronze Age™ FERN Grate-RAW

    Sale

    ULMA M100K Drain Channel kit w/Bronze Age™ FERN Grate-RAW

    Regular price From $351.07 USD
    Regular price $391.38 USD Sale price From $351.07 USD
    Unit price /  per 
    Sale
  • TP0650S - DG0692-GE Catch Basin w/ Patriot Grate and Galvanized Edging

    TV0650S (Shallow) Catch Basin Kit w/ DG0692 & Galvanized Edge for POLYCAST®

    TV0650S (Shallow) Catch Basin Kit w/ DG0692 & Galvanized Edge for POLYCAST®

    Regular price $566.90 USD
    Regular price Sale price $566.90 USD
    Unit price /  per 
  • DP0650-GE-641D Polycast 600 Inline Catch Basin with Galvanized Edge and Ductile Iron Slotted Grates

    POLYCAST® DP0650 Inline Catch Basin w/DG0641D Slotted Ductile Iron Grate & Galv. Edge

    POLYCAST® DP0650 Inline Catch Basin w/DG0641D Slotted Ductile Iron Grate & Galv. Edge

    Regular price $454.35 USD
    Regular price Sale price $454.35 USD
    Unit price /  per 
  • DP0650-675HD Polycast 600 with Ductile Iron Transverse Slotted Grate and steel edge

    POLYCAST® DP0650 Inline Catch Basin w/DG0675HD Transverse Slotted Ductile Iron Grate & Galv. Edge

    POLYCAST® DP0650 Inline Catch Basin w/DG0675HD Transverse Slotted Ductile Iron Grate & Galv. Edge

    Regular price $465.38 USD
    Regular price Sale price $465.38 USD
    Unit price /  per 
  • TP0650S Catch Basin with DG0621 Slot Galvanized with DG0620 Cathedral Galvanized

    TV0650S (Shallow) Catch Basin Kit w/ DG0620H for POLYCAST®

    TV0650S (Shallow) Catch Basin Kit w/ DG0620H for POLYCAST®

    Regular price $492.97 USD
    Regular price Sale price $492.97 USD
    Unit price /  per 
  • Spee-D BA Cathedral Stainless Steel Grate

    Bronze Age TDS-CATH-0448-S 304 Stainless Steel 4.09" x 48" (Nominal) Grate

    Bronze Age TDS-CATH-0448-S 304 Stainless Steel 4.09" x 48" (Nominal) Grate

    Regular price $312.39 USD
    Regular price Sale price $312.39 USD
    Unit price /  per 
  • Polycast 600 with DG0647R Reinforced Slotted grates with Stainless Steel Edges

    POLYCAST 600 Series Kit with DG0647R Reinforced Slotted Stainless Grate and Edging

    POLYCAST 600 Series Kit with DG0647R Reinforced Slotted Stainless Grate and Edging

    Regular price From $567.82 USD
    Regular price Sale price From $567.82 USD
    Unit price /  per 
  • ULMA U100K Drain Channel kit w/ Bronze Age™ Luna Grate-RAW

    ULMA U100K Drain Channel kit w/ Bronze Age™ Luna Grate-RAW

    Sale

    ULMA U100K Drain Channel kit w/ Bronze Age™ Luna Grate-RAW

    Regular price From $155.28 USD
    Regular price $174.64 USD Sale price From $155.28 USD
    Unit price /  per 
    Sale
  • BA-CATH-0336 Stainless Steel Slot 3x36

    Bronze Age TDS-CATH-0336-L Cathedral 316L Stainless Steel 3″x36″ Grate Load Class B

    Bronze Age TDS-CATH-0336-L Cathedral 316L Stainless Steel 3″x36″ Grate Load Class B

    Regular price $249.00 USD
    Regular price Sale price $249.00 USD
    Unit price /  per 
  • Polycast600 DP0650 Catch Basin with Galvanized Steel Cathedral Grate

    POLYCAST® DP0650 Inline Catch Basin w/DG0620H Galvanized Cathedral Grate

    POLYCAST® DP0650 Inline Catch Basin w/DG0620H Galvanized Cathedral Grate

    Regular price $432.66 USD
    Regular price Sale price $432.66 USD
    Unit price /  per 
  • FG-MICRO-1448 Fiberglass Grate

    FG-MICRO-1448 Micro Mesh Fiberglass ADA Compliant 14"X48" Grate Load Class A

    FG-MICRO-1448 Micro Mesh Fiberglass ADA Compliant 14"X48" Grate Load Class A

    Regular price $472.60 USD
    Regular price Sale price $472.60 USD
    Unit price /  per 
  • Zurn Z884 with Cast Iron Slotted Grate

    ZURN Z884 Drainage Kit w/ P4-CG Cast Iron Slotted Grate - Bottom Outlet

    ZURN Z884 Drainage Kit w/ P4-CG Cast Iron Slotted Grate - Bottom Outlet

    Regular price From $413.12 USD
    Regular price Sale price From $413.12 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 
  • U100K-Janis-boof ironage cast iron grate polymer concrete ulma channel

    ULMA U100K Drainage Kit with Iron Age Janis Grate | Baked on Oil Finish

    Sale

    ULMA U100K Drainage Kit with Iron Age Janis Grate | Baked on Oil Finish

    Regular price From $722.26 USD
    Regular price $785.42 USD Sale price From $722.26 USD
    Unit price /  per 
    Sale
  • POLYLOK PL-90860 Class B Mesh Polypropylene 5" x 48" Grate

    POLYLOK PL-90860 Class B Mesh Polypropylene 5" x 48" Grate

    POLYLOK PL-90860 Class B Mesh Polypropylene 5" x 48" Grate

    Regular price From $97.89 USD
    Regular price Sale price From $97.89 USD
    Unit price /  per 
  • Trench•Era™ FP Series Drain System w/DG1248R 14" Wide Class C Grate - HD Stainless Frame

    Trench•Era™ FP Series Drain System w/DG1248R 14" Wide Class C Grate - HD Stainless Frame

    Trench•Era™ FP Series Drain System w/DG1248R 14" Wide Class C Grate - HD Stainless Frame

    Request quote
  • J-4222-01 Heavy Duty Cast Iron 12" x 24" x 1.5" Grate | D&L Foundry

    J-4222-01 Heavy Duty Cast Iron 12" x 24" x 1.5" Grate | D&L Foundry

    J-4222-01 Heavy Duty Cast Iron 12" x 24" x 1.5" Grate | D&L Foundry

    Regular price $230.80 USD
    Regular price Sale price $230.80 USD
    Unit price /  per 
  • ULMA M100K Drain Channel kit w/Bronze Age™ PEDREDA Grate-RAW

    ULMA M100K Drain Channel kit w/Bronze Age™ PEDREDA Grate-RAW

    Sale

    ULMA M100K Drain Channel kit w/Bronze Age™ PEDREDA Grate-RAW

    Regular price From $351.07 USD
    Regular price $391.38 USD Sale price From $351.07 USD
    Unit price /  per 
    Sale
  • AEURO100KX ULMA Catch Basin

    ULMA AEURO100K Catch Basin with Galvanized Edge

    Sale

    ULMA AEURO100K Catch Basin with Galvanized Edge

    Regular price $84.88 USD
    Regular price $109.14 USD Sale price $84.88 USD
    Unit price /  per 
    Sale
  • max-min-stainless-stainlessperf

    TDS™ 3" Gray MAX Mini w/Perforated HP 316L Stainless Steel Grate & Stainless Steel Edge

    TDS™ 3" Gray MAX Mini w/Perforated HP 316L Stainless Steel Grate & Stainless Steel Edge

    Regular price From $484.60 USD
    Regular price Sale price From $484.60 USD
    Unit price /  per 
  • 6903M2-Front

    6903M2 Heavy Duty Cast Iron 12″ x 24″ x 2" Grate

    6903M2 Heavy Duty Cast Iron 12″ x 24″ x 2" Grate

    Regular price $295.60 USD
    Regular price Sale price $295.60 USD
    Unit price /  per 
  • POLY700-PE-657R

    POLYCAST® 700 Vinyl Ester Kit w/DG0657R Perf Reinforced Stainless Grate & HDPE Frame

    POLYCAST® 700 Vinyl Ester Kit w/DG0657R Perf Reinforced Stainless Grate & HDPE Frame

    Regular price From $1,114.79 USD
    Regular price Sale price From $1,114.79 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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