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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
      • Polycast
      • 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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  • NDS-mini-547-TDSdrains end cap

    NDS 547 Mini Channel End Cap - GRAY

    NDS 547 Mini Channel End Cap - GRAY

    Regular price $20.88 USD
    Regular price Sale price $20.88 USD
    Unit price /  per 
  • 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 
  • POLYCAST®500 Series Kit w/ DG0655R Wedge Wire Grate | Load Class C

    POLYCAST®500 Series Kit w/ DG0655R Wedge Wire Grate | Load Class C

    POLYCAST®500 Series Kit w/ DG0655R Wedge Wire Grate | Load Class C

    Regular price From $640.68 USD
    Regular price Sale price From $640.68 USD
    Unit price /  per 
  • NDS990_Green_Catch_Basin_Grate_9x9

    NDS 990 Class A ADA Compliant Slotted HDPE 9" x 9" Grate - GREEN

    NDS 990 Class A ADA Compliant Slotted HDPE 9" x 9" Grate - GREEN

    Regular price $74.27 USD
    Regular price Sale price $74.27 USD
    Unit price /  per 
  • POLY500-PE-692-TDSdrains HPDE frame cast iron patriot grate shallow POLYCAST polymer concrete channel

    POLYCAST 500 Series Kit with DG0692 Patriot Ductile Iron Grate and HDPE Frame

    POLYCAST 500 Series Kit with DG0692 Patriot Ductile Iron Grate and HDPE Frame

    Regular price From $501.15 USD
    Regular price Sale price From $501.15 USD
    Unit price /  per 
  • NDS2411 NDS black plastic slotted grate for 24x24" catch basins

    NDS 2411 Class B Slotted HDPE 24" x 24" Grate - BLACK

    NDS 2411 Class B Slotted HDPE 24" x 24" Grate - BLACK

    Regular price $964.42 USD
    Regular price Sale price $964.42 USD
    Unit price /  per 
  • Amerimax

    10 oz. SeamerMate for Drainage Channels

    10 oz. SeamerMate for Drainage Channels

    Regular price $19.47 USD
    Regular price Sale price $19.47 USD
    Unit price /  per 
  • POLYCAST 500 Series Kit w/ FG0644 Vinyl-Ester Bar 5/8" Spacing Grate- Stainless Edging

    POLYCAST 500 Series Kit w/ FG0644 Vinyl-Ester Bar 5/8" Spacing Grate- Stainless Edging

    POLYCAST 500 Series Kit w/ FG0644 Vinyl-Ester Bar 5/8" Spacing Grate- Stainless Edging

    Regular price From $588.81 USD
    Regular price Sale price From $588.81 USD
    Unit price /  per 
  • PCK7-DG0692 Polycast 700 Channel with Ductile Iron Frame and DG0692 Patriot Grate

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

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

    Regular price From $721.86 USD
    Regular price Sale price From $721.86 USD
    Unit price /  per 
  • POLY600-GS-692-TDSdrains cast iron patriot grate galv steel edge polymer concrete channel Polycast

    POLYCAST® 600 Vinyl Ester Series Kit w/ DG0692 Patriot Ductile Iron Grate- Stainless Edge

    POLYCAST® 600 Vinyl Ester Series Kit w/ DG0692 Patriot Ductile Iron Grate- Stainless Edge

    Regular price From $408.63 USD
    Regular price Sale price From $408.63 USD
    Unit price /  per 
  • NDS 252GY - Box of 12 - Class B ADA Heel-Proof Botanical HDPE 4" x 24" (Nominal) Grate - GRAY

    NDS 252GY - Box of 12 - Class B ADA Heel-Proof Botanical HDPE 4" x 24" (Nominal) Grate - GRAY

    NDS 252GY - Box of 12 - Class B ADA Heel-Proof Botanical HDPE 4" x 24" (Nominal) Grate - GRAY

    Regular price $1,108.43 USD
    Regular price Sale price $1,108.43 USD
    Unit price /  per 
  • NDS-Dura-601-DK weave deco cast iron

    NDS Dura Slope Kit with DS-601 Cast Iron Weave Grate-RAW

    NDS Dura Slope Kit with DS-601 Cast Iron Weave Grate-RAW

    Regular price From $539.77 USD
    Regular price Sale price From $539.77 USD
    Unit price /  per 
  • POLYCAST®500 Series Kit w/ DG0655R Wedge Wire Grate & Edging | Load Class C

    POLYCAST®500 Series Kit w/ DG0655R Wedge Wire Grate & Edging | Load Class C

    POLYCAST®500 Series Kit w/ DG0655R Wedge Wire Grate & Edging | Load Class C

    Regular price From $725.26 USD
    Regular price Sale price From $725.26 USD
    Unit price /  per 
  • POLY500-SS-655

    POLYCAST®500 Series Kit w/ DG0655 Wedge Wire Grate & SE Edging | Load Class B

    POLYCAST®500 Series Kit w/ DG0655 Wedge Wire Grate & SE Edging | Load Class B

    Regular price From $1,075.34 USD
    Regular price Sale price From $1,075.34 USD
    Unit price /  per 
  • nds815-green-grate pro series 5

    NDS 815 Class B ADA Compliant Light Traffic HDPE 5" x 20" Grate - GREEN

    NDS 815 Class B ADA Compliant Light Traffic HDPE 5" x 20" Grate - GREEN

    Regular price $65.05 USD
    Regular price Sale price $65.05 USD
    Unit price /  per 
  • MCK-BA-PED-BF NDS Mini Channel in Grey with TDS Bronze Age BoOF Ductile Iron Pedreda Grates

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Pedreda Grate - BoOF

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Pedreda Grate - BoOF

    Regular price From $252.29 USD
    Regular price Sale price From $252.29 USD
    Unit price /  per 
  • POLY500-PE-692-TDSdrains shallow POLYCAST polymer concrete channel cast iron Patriot grate

    POLYCAST 500 Series Kit with DG0692 Patriot Ductile Iron Grate

    POLYCAST 500 Series Kit with DG0692 Patriot Ductile Iron Grate

    Regular price From $423.78 USD
    Regular price Sale price From $423.78 USD
    Unit price /  per 
  • U100KM-Locust-boof cast iron deco ironage grate polymer concrete ULMA channel galv edge

    ULMA U100KX Drain Channel w/ Iron Age Locust Grate-BoOF

    Sale

    ULMA U100KX Drain Channel w/ Iron Age Locust Grate-BoOF

    Regular price From $351.82 USD
    Regular price $385.74 USD Sale price From $351.82 USD
    Unit price /  per 
    Sale
  • Locust Deco Iron Age Grate with Sand Mini Channel MCKS-IA-Loc

    NDS 3" Sand Mini Channel Kit with Iron Age Locust Grate - Natural

    NDS 3" Sand Mini Channel Kit with Iron Age Locust Grate - Natural

    Regular price From $299.42 USD
    Regular price Sale price From $299.42 USD
    Unit price /  per 
  • NDS-lowProfile-12-catch-basin-wave Raw-TDSdrains

    NDS 1224CI Class B ADA Compliant Wave Cast Iron 12" x 12" Grate - RAW

    NDS 1224CI Class B ADA Compliant Wave Cast Iron 12" x 12" Grate - RAW

    Regular price $455.98 USD
    Regular price Sale price $455.98 USD
    Unit price /  per 
  • MV+200K-660 ULMA MULTIV with 660 grate and galvanized edging

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

    Sale

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

    Regular price From $195.77 USD
    Regular price $251.70 USD Sale price From $195.77 USD
    Unit price /  per 
    Sale
  • NDS-252S-TDSdrains

    NDS 252S Class B ADA Compliant Botanical HDPE 4" x 24" Grate - SAND

    NDS 252S Class B ADA Compliant Botanical HDPE 4" x 24" Grate - SAND

    Regular price $92.37 USD
    Regular price Sale price $92.37 USD
    Unit price /  per 
  • NDS-Spee-D-BA-Foam Galv SS grate

    NDS Spee-D® Channel w/ BA-FOAM-0448 Galvanized Steel 4"x48" Foam Grate

    NDS Spee-D® Channel w/ BA-FOAM-0448 Galvanized Steel 4"x48" Foam Grate

    Regular price From $152.96 USD
    Regular price Sale price From $152.96 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 
  • POLYCAST 600 with DG0621 Galv Edging and SLOT grate

    POLYCAST® 600 Series Kit with DG0621 Galvanized Grate w/ Edging | Load Class A

    POLYCAST® 600 Series Kit with DG0621 Galvanized Grate w/ Edging | Load Class A

    Regular price From $266.78 USD
    Regular price Sale price From $266.78 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 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
  • 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

    $89.29
  • LD100X-2 Locking Device for ULMA Grates

    LD100X-2 Locking Device for ULMA Grates

    $14.40
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shop@trenchdrain.com

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