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Drainage Kits
  • Shop All
  • 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
    • Channel Materials
      • Fiberglass
      • Plastic
      • Polymer Concrete
      • Stainless Steel
      • Pour in Place (Concrete)
      • All Channel Materials
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      • Load Class A
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      • All Load Classes
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    • Popular Manufacturers
      • TDS
      • Bronze Age
      • NDS
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      • Polylok
      • ULMA
      • Zurn
      • All Manufacturers
    • 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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      • Stainless Steel
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Products Blogs
  • POLYCST 600 - DG0633 SS SQUARE DECO grate

    POLYCAST® 600 Series Kit w/ DG0633 Square Deco Perforated Class A Stainless Steel Grate

    POLYCAST® 600 Series Kit w/ DG0633 Square Deco Perforated Class A Stainless Steel Grate

    Regular price From $284.89 USD
    Regular price Sale price From $284.89 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
  • 6516 USF cast iron frame - set of 2

    Heavy Duty Gray Iron USF 6516-2 Frame Rails 1.5" x 48" (Set of 2)

    Heavy Duty Gray Iron USF 6516-2 Frame Rails 1.5" x 48" (Set of 2)

    Regular price $232.12 USD
    Regular price Sale price $232.12 USD
    Unit price /  per 
  • TDS 3000 grate locking device

    TDS DA3042B Hold-Down for 3000 Series Ductile Iron and Galvanized Bar Grate

    TDS DA3042B Hold-Down for 3000 Series Ductile Iron and Galvanized Bar Grate

    Regular price $10.80 USD
    Regular price Sale price $10.80 USD
    Unit price /  per 
  • LC438S516F locking device

    MEArin 141465 Hold-Down Device for 100 Series Galvanized Grate

    MEArin 141465 Hold-Down Device for 100 Series Galvanized Grate

    Regular price $8.06 USD
    Regular price Sale price $8.06 USD
    Unit price /  per 
  • NDS-Spee-D-BA-Cathedral SS grate

    NDS Spee-D® Channel w/ BA-CATH-0448-S Stainless Steel 4"x48" Cathedral Grate

    NDS Spee-D® Channel w/ BA-CATH-0448-S Stainless Steel 4"x48" Cathedral Grate

    Regular price From $246.46 USD
    Regular price Sale price From $246.46 USD
    Unit price /  per 
  • U100K-Janis cast iron raw ironage grate polymer concrete ulma channel

    ULMA U100K Drainage Kit with Iron Age Janis Grate | Natural

    Sale

    ULMA U100K Drainage Kit with Iron Age Janis Grate | Natural

    Regular price From $597.86 USD
    Regular price $658.98 USD Sale price From $597.86 USD
    Unit price /  per 
    Sale
  • New Image Coming Soon

    TP0650S (Shallow) Catch Basin Kit w/ DG0641D-G for POLYCAST®

    TP0650S (Shallow) Catch Basin Kit w/ DG0641D-G for POLYCAST®

    Regular price $327.49 USD
    Regular price Sale price $327.49 USD
    Unit price /  per 
  • MV+200KX-660

    ULMA MV+200KX w/ 660 Ductile Iron 9X20 Slotted Grate Class D

    Sale

    ULMA MV+200KX w/ 660 Ductile Iron 9X20 Slotted Grate Class D

    Regular price From $256.67 USD
    Regular price $330.00 USD Sale price From $256.67 USD
    Unit price /  per 
    Sale
  • TP0650S-AA-646R

    TP0750S (Shallow) Catch Basin Kit w/ DG0646RH for POLYCAST®-Ductile Iron Frame

    TP0750S (Shallow) Catch Basin Kit w/ DG0646RH for POLYCAST®-Ductile Iron Frame

    Regular price $507.90 USD
    Regular price Sale price $507.90 USD
    Unit price /  per 
  • U100K00M-Interlaken Iron age deco cast iron raw grate polymer concrete galv edge ULMA channel

    ULMA U100K Drainage Kit with Iron Age Interlaken Grate | Natural

    Sale

    ULMA U100K Drainage Kit with Iron Age Interlaken Grate | Natural

    Regular price From $597.86 USD
    Regular price $658.98 USD Sale price From $597.86 USD
    Unit price /  per 
    Sale
  • FGK-HLC-EZ-10 Fiberglass Mesh Grate with EZ Frame

    10" Fiberglass Kit w/ HLC Grate and EZ Frame - Load Class C

    10" Fiberglass Kit w/ HLC Grate and EZ Frame - Load Class C

    Regular price From $638.43 USD
    Regular price Sale price From $638.43 USD
    Unit price /  per 
  • U100K00M-Interlaken-boof cast iron deco ironage grate polymer concrete channel galv edge

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

    Sale

    ULMA U100K Drainage Kit with Iron Age Interlaken 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
  • Ulma U100K Channel with Galvanized Steel edge and an Iron Age Design Minnione Grate with Baked on oli finishron grate ironage ulma polymer concrete channel galv edge

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

    Sale

    ULMA U100K Drainage Kit with Iron Age Minnione 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
  • M100K-PNH100KCAM-BL Poly Black Heel-proof ADA grate polymer concrete galv edge low profile ULMA channel

    ULMA M100K Kit with 494 / PNH100KCAM Polypropylene ADA Heel Proof Grate – BLACK

    Sale

    ULMA M100K Kit with 494 / PNH100KCAM Polypropylene ADA Heel Proof Grate – BLACK

    Regular price From $219.20 USD
    Regular price $271.83 USD Sale price From $219.20 USD
    Unit price /  per 
    Sale
  • 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 
  • ULMA HYDROPLUS w/ BARS Ductile Iron Grate - Class E

    ULMA HYDROPLUS w/ BARS Ductile Iron Grate - Class E

    Sale

    ULMA HYDROPLUS w/ BARS Ductile Iron Grate - Class E

    Regular price From $267.93 USD
    Regular price $291.86 USD Sale price From $267.93 USD
    Unit price /  per 
    Sale
  • ULMA U100KX-Rain-BoOF

    ULMA U100KX w/ Iron Age Rain Grate-BoOF

    Sale

    ULMA U100KX w/ Iron Age Rain Grate-BoOF

    Regular price From $351.82 USD
    Regular price $385.74 USD Sale price From $351.82 USD
    Unit price /  per 
    Sale
  • ULMA drain channel with stainless steel edge and Iron Age Minnione grate

    ULMA U100K Drainage Kit with Iron Age Minnione Grate | Natural

    Sale

    ULMA U100K Drainage Kit with Iron Age Minnione Grate | Natural

    Regular price From $597.86 USD
    Regular price $658.98 USD Sale price From $597.86 USD
    Unit price /  per 
    Sale
  • 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
  • TP0650S-DG0646R-PF w/ Galvanized Perforated reinforced Grate and HDPE Frame

    TP0750S (Shallow) Catch Basin Kit w/ DG0646RH for POLYCAST®-HDPE Frame

    TP0750S (Shallow) Catch Basin Kit w/ DG0646RH for POLYCAST®-HDPE Frame

    Regular price $471.01 USD
    Regular price Sale price $471.01 USD
    Unit price /  per 
  • NDS270-2inch-atrium-grate-grey

    NDS 270 Atrium HDPE 2" Dia. Grate

    NDS 270 Atrium HDPE 2" Dia. Grate

    Regular price $11.59 USD
    Regular price Sale price $11.59 USD
    Unit price /  per 
  • 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
  • 494 PNH100KCAM black plastic slotted ulma grate

    ULMA 494 / PNH100KCAM Class A ADA/HP Slotted Polypropylene 123mm x 498mm Grate | Black

    Sale

    ULMA 494 / PNH100KCAM Class A ADA/HP Slotted Polypropylene 123mm x 498mm Grate | Black

    Regular price $24.93 USD
    Regular price $32.05 USD Sale price $24.93 USD
    Unit price /  per 
    Sale
  • Polycast-500-channel-DK low profile polymer concrete channel shallow

    POLYCAST 500 Series Channel

    POLYCAST 500 Series Channel

    Regular price $83.43 USD
    Regular price Sale price $83.43 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
Shop All

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