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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
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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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      • Load Class D
      • 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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      • Ductile/Cast Iron
      • Fiberglass
      • Galvanized Steel
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Products Blogs
  • HYDROPLUS with 497 ADA Mesh Polypropylene Grate Class B

    ULMA HYDROPLUS w/ 497 / PE100KCBM Polypropylene ADA Mesh Grate Load Class B - BLACK

    Sale

    ULMA HYDROPLUS w/ 497 / PE100KCBM Polypropylene ADA Mesh Grate Load Class B - BLACK

    Regular price From $153.41 USD
    Regular price $194.62 USD Sale price From $153.41 USD
    Unit price /  per 
    Sale
  • NDS 9206 Slim Channel 2" x 72" Channel

    NDS 9206 Slim Channel 2" x 72" Channel

    NDS 9206 Slim Channel 2" x 72" Channel

    Regular price $43.10 USD
    Regular price Sale price $43.10 USD
    Unit price /  per 
  • NDS 3" Gray Mini Channel Kit with TDS Bronze Age Tardis Grate - Natural

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Tardis Grate - Natural

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Tardis Grate - Natural

    Regular price From $465.44 USD
    Regular price Sale price From $465.44 USD
    Unit price /  per 
  • MCKS-TDS560-B-TDSdrains Sand Mini Channel with Bronze Slotted Grate

    NDS 3" Sand Mini Channel Kit with TDS Bronze Age Slotted Grate - Brushed

    NDS 3" Sand Mini Channel Kit with TDS Bronze Age Slotted Grate - Brushed

    Regular price From $520.97 USD
    Regular price Sale price From $520.97 USD
    Unit price /  per 
  • MCKS-554CI-BF-TDSdrains Sand Channel with NDS Botanical Cast Iron Grate

    NDS 3" Sand Mini Channel Kit with NDS Botanical Grate - Baked on Oil Finish

    NDS 3" Sand Mini Channel Kit with NDS Botanical Grate - Baked on Oil Finish

    Regular price From $344.74 USD
    Regular price Sale price From $344.74 USD
    Unit price /  per 
  • IA-Acanthus-boof-mini channel gray

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

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

    Regular price From $400.64 USD
    Regular price Sale price From $400.64 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 $618.67 USD
    Regular price Sale price From $618.67 USD
    Unit price /  per 
  • Iron Age Interlaken Deco Grate on Sand Mini Channel MCKS-IA-Inter

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

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

    Regular price From $618.67 USD
    Regular price Sale price From $618.67 USD
    Unit price /  per 
  • ULMA drain channel with stainless steel edge and Iron Age Greek Key grate

    ULMA U100KX Drain Channel w/ Iron Age Greek Key Grate-RAW

    Sale

    ULMA U100KX Drain Channel w/ Iron Age Greek Key Grate-RAW

    Regular price From $289.62 USD
    Regular price $322.52 USD Sale price From $289.62 USD
    Unit price /  per 
    Sale
  • ULMA drain channel with stainless steel edge and Iron Age Interlaken grate

    ULMA U100KX Drain Channel w/ Iron Age Interlaken Grate - RAW

    Sale

    ULMA U100KX Drain Channel w/ Iron Age Interlaken Grate - RAW

    Regular price From $289.62 USD
    Regular price $322.52 USD Sale price From $289.62 USD
    Unit price /  per 
    Sale
  • ZURN P886-FG Galvanized Slotted Grates

    Zurn Z886 Drainage Kit w/ P6-FG Galvanized Slotted Class A Grate - Vandal Proof Locks

    Zurn Z886 Drainage Kit w/ P6-FG Galvanized Slotted Class A Grate - Vandal Proof Locks

    Regular price From $1,058.94 USD
    Regular price Sale price From $1,058.94 USD
    Unit price /  per 
  • NDS-Dura-XX-603-TDSdrains cast iron tile grate hpde channel nds

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

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

    Regular price From $539.77 USD
    Regular price Sale price From $539.77 USD
    Unit price /  per 
  • ULMA shallow drain channel with stainless steel edge and Iron Age Greek Key grate with Baked on Oil Finish

    ULMA M100KX Kit with Iron Age GA5-20I21 Greek Key Grate – BoOF

    Sale

    ULMA M100KX Kit with Iron Age GA5-20I21 Greek Key Grate – BoOF

    Regular price From $718.03 USD
    Regular price $779.98 USD Sale price From $718.03 USD
    Unit price /  per 
    Sale
  • M100KX polymer concrete channel with stainless steel edge with Iron Age Baked on Oil Finish Cast Iron Janis grate

    ULMA M100KX Kit with Iron Age JA5-20I21 Janis Grate – BoOF

    Sale

    ULMA M100KX Kit with Iron Age JA5-20I21 Janis Grate – BoOF

    Regular price From $718.03 USD
    Regular price $779.98 USD Sale price From $718.03 USD
    Unit price /  per 
    Sale
  • MCKS-BA-CATH-D Mini Channel Sand with Bronze Age Cathedral Grate Ductile Iron

    NDS® 3" Sand Mini Channel Kit with TDS Bronze Age™ Cathedral Grate -Ductile Iron

    NDS® 3" Sand Mini Channel Kit with TDS Bronze Age™ Cathedral Grate -Ductile Iron

    Regular price From $183.32 USD
    Regular price Sale price From $183.32 USD
    Unit price /  per 
  • Iron Age 8x20 River Rock Grate - BoOF deco grate cast iron

    Iron Age IA-RIV-0820-BF River Rock 8"x20" Cast Iron Grate – BoOF

    Iron Age IA-RIV-0820-BF River Rock 8"x20" Cast Iron Grate – BoOF

    Regular price $288.86 USD
    Regular price Sale price $288.86 USD
    Unit price /  per 
  • NDS500S-BA-STAR-A NDS SAND MINI CHANNEL BRONZE AGE STARS ALUMINUM GRATE

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

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

    Regular price From $336.47 USD
    Regular price Sale price From $336.47 USD
    Unit price /  per 
  • White Square Slim Channel Grate

    NDS Slim Channel 9251 Class A Plastic Square Deco 2" x 36" Grate - WHITE

    NDS Slim Channel 9251 Class A Plastic Square Deco 2" x 36" Grate - WHITE

    Regular price $21.22 USD
    Regular price Sale price $21.22 USD
    Unit price /  per 
  • ULMA Hydro Mini Plus H80 with IA-LOC-0520 Iron Age Locust Grate Class B

    ULMA HYDROPLUS Mini w/ Iron Age 5" Locust Raw Cast Iron Grate | Class B

    Sale

    ULMA HYDROPLUS Mini w/ Iron Age 5" Locust Raw Cast Iron Grate | Class B

    Regular price From $402.60 USD
    Regular price $411.08 USD Sale price From $402.60 USD
    Unit price /  per 
    Sale
  • Hydro Plus Mini with 432 Stainless Steel Mesh Grate Class B

    ULMA HYDROPLUS Mini with Mesh Stainless Steel Grate (432 / IEX100KCB) Class B

    Sale

    ULMA HYDROPLUS Mini with Mesh Stainless Steel Grate (432 / IEX100KCB) Class B

    Regular price From $411.52 USD
    Regular price $522.24 USD Sale price From $411.52 USD
    Unit price /  per 
    Sale
  • 5inch-cast-iron-que-hp

    Iron Age IA-QUE-0520-HP Class B Heel-Proof Cast Iron 122mm x 500mm Grate - RAW

    Iron Age IA-QUE-0520-HP Class B Heel-Proof Cast Iron 122mm x 500mm Grate - RAW

    Regular price $174.46 USD
    Regular price Sale price $174.46 USD
    Unit price /  per 
  • Natural Bronze Pedreda Grate in Sand Mini

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

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

    Regular price From $471.47 USD
    Regular price Sale price From $471.47 USD
    Unit price /  per 
  • ULMA HYDRO PLUS with IA-JOE-0520-HP Iron Age Regular Joe Heel Proof Grate Class BULMA HYDRO PLUS with IA-JOE-0520-HP Iron Age Regular Joe Heel Proof Grate Class B

    ULMA HYDROPLUS with Iron Age IA-JOE-0520-HP Regular Joe Heel Proof Raw Cast Iron Grate Class B

    Sale

    ULMA HYDROPLUS with Iron Age IA-JOE-0520-HP Regular Joe Heel Proof Raw Cast Iron Grate Class B

    Regular price From $434.71 USD
    Regular price $456.60 USD Sale price From $434.71 USD
    Unit price /  per 
    Sale
  • HYDROPLUS with Iron Age Minnione Raw Cast Iron

    ULMA HYDROPLUS w/ CLass B Iron Age MA5-20I21 / IA-MIN-0520 Minnione Raw Cast Iron Grate

    Sale

    ULMA HYDROPLUS w/ CLass B Iron Age MA5-20I21 / IA-MIN-0520 Minnione Raw Cast Iron Grate

    Regular price From $441.85 USD
    Regular price $465.78 USD Sale price From $441.85 USD
    Unit price /  per 
    Sale
  • 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

    Sale

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

    Regular price From $441.85 USD
    Regular price $465.78 USD Sale price From $441.85 USD
    Unit price /  per 
    Sale
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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 $26.22
  • 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
  • LD100X-2 Locking Device for ULMA Grates

    LD100X-2 Locking Device for ULMA Grates

    $12.96 $10.08
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