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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
    • 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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      • Load Class E
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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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  • NDS-speeD400-240-TDSdrains

    NDS Spee-D® Channel w/ 240 Slotted HDPE 4"x24" White Grate

    NDS Spee-D® Channel w/ 240 Slotted HDPE 4"x24" White Grate

    Regular price From $128.70 USD
    Regular price Sale price From $128.70 USD
    Unit price /  per 
  • Trench Drain Systems natural bronze cathedral grates for NDS mini channel

    Bronze Age BA-CATH-0312 Class A Cathedral Bronze Natural Finish 3" x 12" Grate

    Bronze Age BA-CATH-0312 Class A Cathedral Bronze Natural Finish 3" x 12" Grate

    Regular price $136.00 USD
    Regular price Sale price $136.00 USD
    Unit price /  per 
  • MCK-BA-DECO-0336 Grey NDS Mini Channel with Stainless Steel Square Deco Grate

    NDS® 3" Gray Mini Channel Kit w/Square Deco 316L Stainless Steel HP Grates

    NDS® 3" Gray Mini Channel Kit w/Square Deco 316L Stainless Steel HP Grates

    Regular price From $306.44 USD
    Regular price Sale price From $306.44 USD
    Unit price /  per 
  • 00690240 EJ 6902M2 heavy duty grate

    6902M2 Heavy Duty Cast Iron 10″ x 24″ x 2" Grate

    6902M2 Heavy Duty Cast Iron 10″ x 24″ x 2" Grate

    Regular price $260.38 USD
    Regular price Sale price $260.38 USD
    Unit price /  per 
  • Pedreda Grates

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

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

    Regular price From $330.44 USD
    Regular price Sale price From $330.44 USD
    Unit price /  per 
  • MCKS-555CI-TDSdrains sand channel wave cast iron nds grate

    NDS 3" Sand Mini Channel Kit with NDS Wave Grate - Natural

    NDS 3" Sand Mini Channel Kit with NDS Wave Grate - Natural

    Regular price From $299.74 USD
    Regular price Sale price From $299.74 USD
    Unit price /  per 
  • Iron Age IA-ANISE-4D-BF Class B Anise Cast Iron 4" Dia. Grate - BoOF

    Iron Age IA-ANISE-4D-BF Class B Anise Cast Iron 4" Dia. Grate - BoOF

    Iron Age IA-ANISE-4D-BF Class B Anise Cast Iron 4" Dia. Grate - BoOF

    Regular price $77.22 USD
    Regular price Sale price $77.22 USD
    Unit price /  per 
  • MCKS-BA-STAR-D NDS Mini Channel in Sand with TDS Bronze age Ductile Iron Star Grate

    NDS 3" Sand Mini Channel Kit with TDS Bronze Age Star Grate - Ductile Iron

    NDS 3" Sand Mini Channel Kit with TDS Bronze Age Star Grate - Ductile Iron

    Regular price From $183.32 USD
    Regular price Sale price From $183.32 USD
    Unit price /  per 
  • Trench Drain Systems satin bronze cathedral grates for NDS mini channel

    Bronze Age BA-CATH-0312-B Class A Cathedral Bronze Brushed Finish 3" x 12" Grate

    Bronze Age BA-CATH-0312-B Class A Cathedral Bronze Brushed Finish 3" x 12" Grate

    Regular price $152.50 USD
    Regular price Sale price $152.50 USD
    Unit price /  per 
  • TDS-BARS-0312 Natural Bronze Age Grates Transverse Slotted Grate

    Bronze Age BA-BARS-0312 Bars Bronze Natural 3" x 12" Grate

    Bronze Age BA-BARS-0312 Bars Bronze Natural 3" x 12" Grate

    Regular price $136.00 USD
    Regular price Sale price $136.00 USD
    Unit price /  per 
  • NDS900-4-Catch-Basin (1)

    NDS 9" Catch Basin Kit with NDS Slotted Grate | Green

    NDS 9" Catch Basin Kit with NDS Slotted Grate | Green

    Regular price From $103.50 USD
    Regular price Sale price From $103.50 USD
    Unit price /  per 
  • Pedreda Aluminum Grates

    NDS 3" Sand Mini Channel Kit with TDS Bronze Age Pedreda Grate - Aluminum

    NDS 3" Sand Mini Channel Kit with TDS Bronze Age Pedreda Grate - Aluminum

    Regular price From $336.47 USD
    Regular price Sale price From $336.47 USD
    Unit price /  per 
  • MCK-BA-FOAM-0336 Grey NDS Mini Channel with Stainless Steel Perforated Foam Grate

    NDS 3" Gray Mini Channel Kit w/ TDS Perforated Foam Heel Proof Grate - 316 Stainless

    NDS 3" Gray Mini Channel Kit w/ TDS Perforated Foam Heel Proof Grate - 316 Stainless

    Regular price From $306.44 USD
    Regular price Sale price From $306.44 USD
    Unit price /  per 
  • NDS-speeD400-251-TDSdrains

    NDS Spee-D® Channel w/ 251 Slotted HDPE 4"x24" Brick Red Grate

    NDS Spee-D® Channel w/ 251 Slotted HDPE 4"x24" Brick Red Grate

    Regular price From $131.69 USD
    Regular price Sale price From $131.69 USD
    Unit price /  per 
  • BA-WAVE-0520

    Bronze Age™ BA-WAVE-0520 Ductile Iron 5" x 20" Grate - RAW

    Bronze Age™ BA-WAVE-0520 Ductile Iron 5" x 20" Grate - RAW

    Regular price $87.50 USD
    Regular price Sale price $87.50 USD
    Unit price /  per 
  • TDS 3000 galvanized grate DG3048R

    TDS DG3048R Class C BAR Galvanized 8" x 24" Grate

    TDS DG3048R Class C BAR Galvanized 8" x 24" Grate

    Regular price $402.10 USD
    Regular price Sale price $402.10 USD
    Unit price /  per 
  • IA-Interlaken-raw-3x11-full-TDSdrains

    Iron Age IA-INTER-0311 Class B Interlaken Cast Iron 3" x 11" Grate - RAW

    Iron Age IA-INTER-0311 Class B Interlaken Cast Iron 3" x 11" Grate - RAW

    Regular price $78.65 USD
    Regular price Sale price $78.65 USD
    Unit price /  per 
  • ULMA drain channel with stainless steel edge and Iron Age Regular Joe Baked on Oil Finish grate

    Regular Joe Iron Age Grates on U100KX ULMA Heelproof - BoOF

    Sale

    Regular Joe Iron Age Grates on U100KX ULMA Heelproof - BoOF

    Regular price From $351.82 USD
    Regular price $385.74 USD Sale price From $351.82 USD
    Unit price /  per 
    Sale
  • TDS™ 3" Gray MAX Mini w/ Natural Bronze Slot Grate & Satin Bronze Edge

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

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

    Regular price From $1,025.11 USD
    Regular price Sale price From $1,025.11 USD
    Unit price /  per 
  • Z884-P4-PG ZURN Z884 with Galv Perf Class A

    ZURN Z884 Drainage Kit w/ P4-PS Stainless Steel Perforated Grate - Vandal Proof Locks

    ZURN Z884 Drainage Kit w/ P4-PS Stainless Steel Perforated Grate - Vandal Proof Locks

    Regular price From $609.42 USD
    Regular price Sale price From $609.42 USD
    Unit price /  per 
  • IA-Inter-CB12 Iron Age Interlaken 12" Catch Basin Grate in Raw Cast Iron

    Iron Age IA-INTER-CB12 Class B Interlaken Raw Cast Iron 12" x 12" Grate

    Iron Age IA-INTER-CB12 Class B Interlaken Raw Cast Iron 12" x 12" Grate

    Regular price $231.66 USD
    Regular price Sale price $231.66 USD
    Unit price /  per 
  • IA-OBLIO-0520-HP

    Iron Age IA-OBLIO-0520-HP Class B OBLIO Heelproof Cast Iron 122mm x 500mm Grate - RAW

    Iron Age IA-OBLIO-0520-HP Class B OBLIO Heelproof Cast Iron 122mm x 500mm Grate - RAW

    Regular price $174.46 USD
    Regular price Sale price $174.46 USD
    Unit price /  per 
  • DK-4in-bronze-grated-natural-finish-TDSdrains

    Bronze Age BA-SLOT-4D Class A Slotted Bronze Natural Finish 4" Dia. Grate

    Bronze Age BA-SLOT-4D Class A Slotted Bronze Natural Finish 4" Dia. Grate

    Regular price $136.00 USD
    Regular price Sale price $136.00 USD
    Unit price /  per 
  • BA-LUNA-0312-A TDS Luna Natural Aluminum Grate

    Bronze Age™ BA-LUNA-0312-A Luna Aluminum Natural 3" x 12" Grate

    Bronze Age™ BA-LUNA-0312-A Luna Aluminum Natural 3" x 12" Grate

    Regular price $91.00 USD
    Regular price Sale price $91.00 USD
    Unit price /  per 
  • IA-OBLIO-CB24 Raw 24 inch catch basin grate

    Iron Age IA-OBLIO-CB24 / ON24-24|14 Class B Oblio Cast Iron 24" x 24" Grate - RAW

    Iron Age IA-OBLIO-CB24 / ON24-24|14 Class B Oblio Cast Iron 24" x 24" Grate - RAW

    Regular price $1,076.79 USD
    Regular price Sale price $1,076.79 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 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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