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Drainage Kits
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  • Drainage Kits
    • Popular Manufacturers
      • TDS
      • NDS
      • POLYCAST®
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      • All Manufacturers
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      • SS600
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      • All Drainage Systems
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  • NDS-low Profile-12-catch-basin-wave BoOF-TDSdrains

    NDS 12" Low Profile Catch Basin Kit with NDS Wave Grate | Baked on Oil Finish

    NDS 12" Low Profile Catch Basin Kit with NDS Wave Grate | Baked on Oil Finish

    Regular price From $574.10 USD
    Regular price Sale price From $574.10 USD
    Unit price /  per 
  • Dura slope with 604B grate and baked on oil finish (BoOF)

    NDS Dura Slope Kit with DS-604 Cast Iron Brick Grate | Baked on Oil Finish

    NDS Dura Slope Kit with DS-604 Cast Iron Brick Grate | Baked on Oil Finish

    Regular price From $592.57 USD
    Regular price Sale price From $592.57 USD
    Unit price /  per 
  • Zurn-P6-HPDE Z886 Z806 Class E slotted heel-proof Ductile Iron Grate

    Zurn P6-HPDE-OS Class E Slotted Heel-Proof Ductile Iron 6" x 20" Grate

    Zurn P6-HPDE-OS Class E Slotted Heel-Proof Ductile Iron 6" x 20" Grate

    Regular price $220.80 USD
    Regular price Sale price $220.80 USD
    Unit price /  per 
  • MCKS-IA-Carb-TDSdrains NDS Sand Mini Channel with Iron Age Carbochon Grate

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

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

    Regular price From $568.62 USD
    Regular price Sale price From $568.62 USD
    Unit price /  per 
  • DS 232

    NDS® DS-232 Class D ADA-Compliant Slotted Ductile Iron 6" x 24" Grate

    NDS® DS-232 Class D ADA-Compliant Slotted Ductile Iron 6" x 24" Grate

    Regular price $94.81 USD
    Regular price Sale price $94.81 USD
    Unit price /  per 
  • ULMA HYDRO PLUS with IA-ARGO-0520-HP-BF Iron Age Argo Heelproof BoOF Grate-Class B

    ULMA HYDROPLUS w/ Iron Age IA-ARGO-0520-HP-BF Argo Heel Proof BoOF Cast Iron Grate Class B

    ULMA HYDROPLUS w/ Iron Age IA-ARGO-0520-HP-BF Argo Heel Proof BoOF Cast Iron Grate Class B

    Regular price From $563.02 USD
    Regular price Sale price From $563.02 USD
    Unit price /  per 
  • HYDROPLUS with Iron Age Oblio Raw Cast Iron

    ULMA HYDROPLUS with Iron Age OA5-20I21 / IA-OBLIO-0520 Oblio Raw Cast Iron Grate Class B

    ULMA HYDROPLUS with Iron Age OA5-20I21 / IA-OBLIO-0520 Oblio Raw Cast Iron Grate Class B

    Regular price From $451.48 USD
    Regular price Sale price From $451.48 USD
    Unit price /  per 
  • IA-RAIN-0520-HP-BF

    Iron Age IA-RAIN-0520-HP-BF Class B Heel-Proof Rain Cast Iron 122mm x 500mm Grate - BoOF

    Iron Age IA-RAIN-0520-HP-BF Class B Heel-Proof Rain Cast Iron 122mm x 500mm Grate - BoOF

    Regular price $189.62 USD
    Regular price Sale price $189.62 USD
    Unit price /  per 
  • Dura Slope with 603 grate with baked on oil finish

    NDS® Dura Slope Kit with DS-603-BF Cast Iron Tile Grate - BoOF

    NDS® Dura Slope Kit with DS-603-BF Cast Iron Tile Grate - BoOF

    Regular price From $592.57 USD
    Regular price Sale price From $592.57 USD
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  • FFKS-FG1245 Trench Era Multi-Channel System with fiberglass FG1245 Grate with Stainless steel Frame

    Trench•Era™ FF Series Drain System w/FG1245 14" Wide Class A Grate - HD Stainless Frame

    Trench•Era™ FF Series Drain System w/FG1245 14" Wide Class A Grate - HD Stainless Frame

    Request quote
  • Hydro Plus with Iron Age Locust Cast Iron Grate IA-LOC-0520 Class B

    ULMA HYDROPLUS w/ IA-LOC-0520 / IA-LOC-0520 Iron Age Locust Cast Iron Raw Grate Class B

    ULMA HYDROPLUS w/ IA-LOC-0520 / IA-LOC-0520 Iron Age Locust Cast Iron Raw Grate Class B

    Regular price From $451.48 USD
    Regular price Sale price From $451.48 USD
    Unit price /  per 
  • Hydro Plus with Interlaken Raw Grate IA-INTER-0520

    ULMA HYDROPLUS with Iron Age IA-INTER-0520 Interlaken Raw Cast Iron Grate Class B

    ULMA HYDROPLUS with Iron Age IA-INTER-0520 Interlaken Raw Cast Iron Grate Class B

    Regular price From $442.30 USD
    Regular price Sale price From $442.30 USD
    Unit price /  per 
  • ULMA HYDRO PLUS with IA-GRK-0520 Iron Age Greek Key Grate-Class B

    ULMA HYDROPLUS with Iron Age GA5-20I21 / IA-GRK-0520 Greek Key Raw Cast Iron Grate Class B

    ULMA HYDROPLUS with Iron Age GA5-20I21 / IA-GRK-0520 Greek Key Raw Cast Iron Grate Class B

    Regular price From $451.48 USD
    Regular price Sale price From $451.48 USD
    Unit price /  per 
  • MCK-IA-RAIN-HP NDS Mini Channel Kit in Gray with Iron Age Rain Grates in Raw iron

    NDS 3″ Gray Mini Channel Kit with Iron Age Rain Grate – RAW

    NDS 3″ Gray Mini Channel Kit with Iron Age Rain Grate – RAW

    Regular price From $587.08 USD
    Regular price Sale price From $587.08 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 $377.94 USD
    Regular price Sale price From $377.94 USD
    Unit price /  per 
  • MCKS-IA-RAIN-HP NDS Mini Channel Kit in Sand with Iron Age Rain Grates in Raw Iron

    NDS 3″ Sand Mini Channel Kit with Iron Age Rain Grate – RAW

    NDS 3″ Sand Mini Channel Kit with Iron Age Rain Grate – RAW

    Regular price From $592.93 USD
    Regular price Sale price From $592.93 USD
    Unit price /  per 
  • NDS mini-channel-carbochon deco Iron Age grate

    NDS 3" Gray Mini Channel Kit with Iron Age Carbochon Grate - Baked on Oil Finish

    NDS 3" Gray Mini Channel Kit with Iron Age Carbochon Grate - Baked on Oil Finish

    Regular price From $734.37 USD
    Regular price Sale price From $734.37 USD
    Unit price /  per 
  • DG0641S Ductile Iron Solid Grate for use with POLYCAST 500 and 600 Series

    DG0641S POLYCAST® Ductile Iron Solid Cover

    DG0641S POLYCAST® Ductile Iron Solid Cover

    Regular price $66.65 USD
    Regular price Sale price $66.65 USD
    Unit price /  per 
  • ULMA HYDROPLUS with Interlaken Heel Proof Raw Grate

    ULMA HYDROPLUS w/ Class B Iron Age IA-INTER-HP-0520 Interlaken Heel Proof Raw Cast Iron Grate

    ULMA HYDROPLUS w/ Class B Iron Age IA-INTER-HP-0520 Interlaken Heel Proof Raw Cast Iron Grate

    Regular price From $451.48 USD
    Regular price Sale price From $451.48 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

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

    Regular price From $765.40 USD
    Regular price Sale price From $765.40 USD
    Unit price /  per 
  • HYDROPLUS with Iron Age Rain Raw Grate

    ULMA HYDROPLUS with Iron Age RNN3-12I01HP / IA-RAIN-0520 Rain Raw Cast Iron Grate Class B

    ULMA HYDROPLUS with Iron Age RNN3-12I01HP / IA-RAIN-0520 Rain Raw Cast Iron Grate Class B

    Regular price From $375.38 USD
    Regular price Sale price From $375.38 USD
    Unit price /  per 
  • Natural Minnione with Grey Mini Channel

    NDS 3" Gray Mini Channel Kit with Iron Age Minnione Grate - Natural

    NDS 3" Gray Mini Channel Kit with Iron Age Minnione Grate - Natural

    Regular price From $587.08 USD
    Regular price Sale price From $587.08 USD
    Unit price /  per 
  • HYDROPLUS with Iron Age Carbochon Raw Cast Iron

    ULMA HYDROPLUS w/ Class B Iron Age CAA5-20I21 / IA-CARB-0520 Carbochon Raw Cast Iron Grate

    ULMA HYDROPLUS w/ Class B Iron Age CAA5-20I21 / IA-CARB-0520 Carbochon Raw Cast Iron Grate

    Regular price From $451.48 USD
    Regular price Sale price From $451.48 USD
    Unit price /  per 
  • Z886-DGC Zurn Z886 with DGC grate

    Zurn Z886 Drainage Kit w/ DGC Ductile Iron Slotted Grate - Class C

    Zurn Z886 Drainage Kit w/ DGC Ductile Iron Slotted Grate - Class C

    Regular price From $1,032.26 USD
    Regular price Sale price From $1,032.26 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
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    Feb 02, 2024
  • TDS Bronze Age™ Collection

    Oct 31, 2023

On Sale

  • ULMA HYDROPLUS Mini w/ BARS Ductile Iron Grate Class C

    ULMA HYDROPLUS Mini w/ BARS Ductile Iron Grate Class C

    $237.16 $183.00
  • ULMA HYDROPLUS Mini w/ FERN Ductile Iron Grate Class C

    ULMA HYDROPLUS Mini w/ FERN Ductile Iron Grate Class C

    $237.16 $183.00
  • ULMA HYDROPLUS Mini w/ CATHEDRAL Ductile Iron Grate Class C

    ULMA HYDROPLUS Mini w/ CATHEDRAL Ductile Iron Grate Class C

    $237.16 $183.00
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