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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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      • Fiberglass
      • Plastic
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      • 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
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  • 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 
  • PCK6-DG0640 POLYCAST with Galvanized Steel Slotted Grate

    POLYCAST®600 Series Kit w/ DG0640 Slotted Galvanized Grate | Load Class B

    POLYCAST®600 Series Kit w/ DG0640 Slotted Galvanized Grate | Load Class B

    Regular price From $212.50 USD
    Regular price Sale price From $212.50 USD
    Unit price /  per 
  • POLY600-SS-657-TDSdrains stainless steel perforated grate stainless edge polymer concrete channel Polycast

    POLYCAST® 600 Vinyl Ester Series Kit with DG0657 Perforated Stainless Grate & Edge

    POLYCAST® 600 Vinyl Ester Series Kit with DG0657 Perforated Stainless Grate & Edge

    Regular price From $454.05 USD
    Regular price Sale price From $454.05 USD
    Unit price /  per 
  • POLY700-PE-675D-TDSdrains HPDE frame cast iron transverse slotted grate polymer concrete channel Polycast

    POLYCAST® 700 Vinyl Ester Kit w/DG0675HD Transverse Slotted Ductile Iron Grate & HDPE Frame

    POLYCAST® 700 Vinyl Ester Kit w/DG0675HD Transverse Slotted Ductile Iron Grate & HDPE Frame

    Regular price From $639.45 USD
    Regular price Sale price From $639.45 USD
    Unit price /  per 
  • DA6020A-Galvanized Edge POLYCAST

    POLYCAST DA0620AH Channel/Edge Protectors Galvanized Steel 24" (Set of 2)

    POLYCAST DA0620AH Channel/Edge Protectors Galvanized Steel 24" (Set of 2)

    Regular price $87.33 USD
    Regular price Sale price $87.33 USD
    Unit price /  per 
  • ULMA channel with galvanized edge and Carbochon Baked on Oil Finish grate

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

    Sale

    ULMA U100K Drainage Kit with Iron Age Carbochon 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
  • POLY600-SS-657R

    POLYCAST® 600 Vinyl Ester Series Kit with DG0657R Perforated Stainless Grate & Edge

    POLYCAST® 600 Vinyl Ester Series Kit with DG0657R Perforated Stainless Grate & Edge

    Regular price From $637.92 USD
    Regular price Sale price From $637.92 USD
    Unit price /  per 
  • ULMA HYDRO PLUS with ULMA 495 ADA Heel proof Polypropylene Grey Grate-Class A

    ULMA HYDROPLUS with 495 / PNH100KCAM- Polypropylene ADA/HP Class A Gray Grate

    Sale

    ULMA HYDROPLUS with 495 / PNH100KCAM- Polypropylene ADA/HP Class A Gray Grate

    Regular price From $141.22 USD
    Regular price $178.94 USD Sale price From $141.22 USD
    Unit price /  per 
    Sale
  • ULMA drain channel with stainless steel edge and ductile iron slotted grate

    ULMA U100KX w/ Ductile Iron Slotted Grate Class C (460)

    Sale

    ULMA U100KX w/ Ductile Iron Slotted Grate Class C (460)

    Regular price From $435.12 USD
    Regular price $549.43 USD Sale price From $435.12 USD
    Unit price /  per 
    Sale
  • Hydro Plus with 406 Heelproof Galvanized Mesh Grate

    ULMA HYDROPLUS with 406 / GEHX100KCB Galvanized Heel-Proof Mesh Grate Class B

    Sale

    ULMA HYDROPLUS with 406 / GEHX100KCB Galvanized Heel-Proof Mesh Grate Class B

    Regular price From $1,296.93 USD
    Regular price $1,622.03 USD Sale price From $1,296.93 USD
    Unit price /  per 
    Sale
  • POLYCAST 600 with Stainless Steel Edge and DG0670

    POLYCAST® 600 Vinyl Ester Series Kit with DG0670 Slotted HDPE Grate & Edge

    POLYCAST® 600 Vinyl Ester Series Kit with DG0670 Slotted HDPE Grate & Edge

    Regular price From $349.77 USD
    Regular price Sale price From $349.77 USD
    Unit price /  per 
  • NDS-BK-Wave-cast-iron-grate-TDSdrains

    NDS 253CI-BF Class B ADA Compliant Wave Ductile Iron 4" x 24" Grate - BoOF

    NDS 253CI-BF Class B ADA Compliant Wave Ductile Iron 4" x 24" Grate - BoOF

    Regular price $336.20 USD
    Regular price Sale price $336.20 USD
    Unit price /  per 
  • IA-JOE-0520 Iron Age Regular Joe 5x20" raw cast iron grate

    Iron Age IA-JOE-0520 Class B Regular Joe Cast Iron 122mm x 500mm Grate - RAW

    Iron Age IA-JOE-0520 Class B Regular Joe Cast Iron 122mm x 500mm Grate - RAW

    Regular price $174.46 USD
    Regular price Sale price $174.46 USD
    Unit price /  per 
  • POLY700-PE-646R

    POLYCAST®700 Vinyl Ester Kit w/DG0646R Reinforced Perforated Galvanized Grate-HDPE Frame

    POLYCAST®700 Vinyl Ester Kit w/DG0646R Reinforced Perforated Galvanized Grate-HDPE Frame

    Regular price From $971.21 USD
    Regular price Sale price From $971.21 USD
    Unit price /  per 
  • U100K00M-RiverRock Cast Iron Ironage deco raw grate polymer concrete galv edge ULMA channel

    ULMA U100K Drainage Kit with Iron Age River Rock Grate | Natural

    Sale

    ULMA U100K Drainage Kit with Iron Age River Rock Grate | Natural

    Regular price From $597.86 USD
    Regular price $658.98 USD Sale price From $597.86 USD
    Unit price /  per 
    Sale
  • NDS-244-TDSdrains

    NDS 244 Class B ADA Compliant Slotted HDPE 4" x 24" Grate - SAND

    NDS 244 Class B ADA Compliant Slotted HDPE 4" x 24" Grate - SAND

    Regular price $55.49 USD
    Regular price Sale price $55.49 USD
    Unit price /  per 
  • ULMA U100K with Galvanized Edge and Polypropylene Mesh Grate

    ULMA U100K Kit w/ ULMA 497 / PE100KCBM Polypropylene Mesh Grate

    Sale

    ULMA U100K Kit w/ ULMA 497 / PE100KCBM Polypropylene Mesh Grate

    Regular price From $316.56 USD
    Regular price $397.00 USD Sale price From $316.56 USD
    Unit price /  per 
    Sale
  • U100K00M-RiverRock-boof cast iron ironage deco grate polymer concrete ULMA galv edge

    ULMA U100K Drainage Kit with Iron Age River Rock Grate | BoOF - Class B

    Sale

    ULMA U100K Drainage Kit with Iron Age River Rock Grate | BoOF - Class B

    Regular price From $722.26 USD
    Regular price $785.42 USD Sale price From $722.26 USD
    Unit price /  per 
    Sale
  • 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
  • ULMA M100KX with 436 SS Wedge Wire

    ULMA M100KX Kit with TDS 438 Reinforced Stainless Wedge Wire Grate

    Sale

    ULMA M100KX Kit with TDS 438 Reinforced Stainless Wedge Wire Grate

    Regular price From $715.53 USD
    Regular price $909.96 USD Sale price From $715.53 USD
    Unit price /  per 
    Sale
  • HYDROPLUS - 438-SS Reinforced Wedge Wire Grate

    ULMA HYDROPLUS w/ (438) Stainless Steel Reinforced Wedge Wire Grate

    Sale

    ULMA HYDROPLUS w/ (438) Stainless Steel Reinforced Wedge Wire Grate

    Regular price From $555.63 USD
    Regular price $711.76 USD Sale price From $555.63 USD
    Unit price /  per 
    Sale
  • ULMA U100KX with Stainless Steel Edge and Stainless Steel Mesh Grate

    ULMA U100KX Drainage Kit with Stainless Steel Mesh 432 Grate

    Sale

    ULMA U100KX Drainage Kit with Stainless Steel Mesh 432 Grate

    Regular price From $361.74 USD
    Regular price $465.09 USD Sale price From $361.74 USD
    Unit price /  per 
    Sale
  • ULMA HYDRO PLUS with Galvanized Slotted 420-Class A

    ULMA HYDROPLUS with 420 / GN100KCA Galvanized Slotted Grate Class A

    Sale

    ULMA HYDROPLUS with 420 / GN100KCA Galvanized Slotted Grate Class A

    Regular price From $112.01 USD
    Regular price $145.13 USD Sale price From $112.01 USD
    Unit price /  per 
    Sale
  • 2381-Gray-90-deg Spee-D Channel NDS

    NDS 2381 Corner 90 Degree Elbow for NDS Spee-D Channel

    NDS 2381 Corner 90 Degree Elbow for NDS Spee-D Channel

    Regular price $107.43 USD
    Regular price Sale price $107.43 USD
    Unit price /  per 
  • NDS-Wave-cast-iron-grate-TDSdrains

    NDS 253CI Class B ADA Compliant Wave Ductile Iron 4" x 24" Grate - RAW

    NDS 253CI Class B ADA Compliant Wave Ductile Iron 4" x 24" Grate - RAW

    Regular price $290.20 USD
    Regular price Sale price $290.20 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
Shop All

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sales@trenchdrain.com

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