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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
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      • All Channel Materials
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    • Popular Manufacturers
      • TDS
      • Bronze Age
      • NDS
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      • Polylok
      • ULMA
      • Zurn
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    • 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
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      • Galvanized Steel
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  • SS600 stainless steel channel with DG0641D slotted cast iron grate

    SS600 Stainless Steel Drain Kit w/ DG0641D Slotted Ductile Iron Grate | Class D

    SS600 Stainless Steel Drain Kit w/ DG0641D Slotted Ductile Iron Grate | Class D

    Regular price From $1,359.84 USD
    Regular price Sale price From $1,359.84 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 $752.06 USD
    Regular price Sale price From $752.06 USD
    Unit price /  per 
  • Iron Age Paradise 5 inch grate

    Iron Age IA-PAR-0520-BF / PA5-20I21 Class B Paradise Cast Iron 122mm x 494mm Grate - RAW

    Iron Age IA-PAR-0520-BF / PA5-20I21 Class B Paradise Cast Iron 122mm x 494mm Grate - RAW

    Regular price $167.31 USD
    Regular price Sale price $167.31 USD
    Unit price /  per 
  • 5inch-cast-iron-que-hp-bk

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

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

    Regular price $223.08 USD
    Regular price Sale price $223.08 USD
    Unit price /  per 
  • FFKS-DG3041D

    Trench•Era™ FF Series Drain System w/DG3041D 8" Wide Class F Grate - HD Stainless Frame

    Trench•Era™ FF Series Drain System w/DG3041D 8" Wide Class F Grate - HD Stainless Frame

    Request quote
  • DS-604-BF NDS Cast Iron Grate BoOF - Brick

    NDS DS-604-BF Class C Brick Ductile Iron 6" x 24" Grate - BoOF

    NDS DS-604-BF Class C Brick Ductile Iron 6" x 24" Grate - BoOF

    Regular price $153.48 USD
    Regular price Sale price $153.48 USD
    Unit price /  per 
  • Dura-DecoSlotted-Grate-TDSdrains dura slope deco cast iron grate

    NDS® DS-604 Class D Brick Ductile Iron 6" x 24" Grate - RAW

    NDS® DS-604 Class D Brick Ductile Iron 6" x 24" Grate - RAW

    Regular price $127.08 USD
    Regular price Sale price $127.08 USD
    Unit price /  per 
  • 12x12-catch-basin-kit-3-4in-outlet-CI-locust-grate-BF

    NDS 12" Catch Basin Kit with Iron Age Locust Grate | Baked on Oil Finish

    NDS 12" Catch Basin Kit with Iron Age Locust Grate | Baked on Oil Finish

    Regular price From $380.61 USD
    Regular price Sale price From $380.61 USD
    Unit price /  per 
  • Iron Age Janis 24x24 catch basin cast iron grate

    Iron Age IA-JANIS-CB24 / JN24-24|14 Class B Janis Cast Iron 24" x 24" Grate - RAW

    Iron Age IA-JANIS-CB24 / JN24-24|14 Class B Janis Cast Iron 24" x 24" Grate - RAW

    Regular price $760.76 USD
    Regular price Sale price $760.76 USD
    Unit price /  per 
  • IA-OBLIO-CB24-BF BoOF 24 inch cast iron Catch basin grate

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

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

    Regular price $1,025.31 USD
    Regular price Sale price $1,025.31 USD
    Unit price /  per 
  • POLY700-PE-641D-TDSdrains HPDE frame ductile iron slotted grate polymer concrete channel Polycast

    POLYCAST 700 Series Kit with DG0641D Slotted Ductile Iron Grate and HDPE Frame

    POLYCAST 700 Series Kit with DG0641D Slotted Ductile Iron Grate and HDPE Frame

    Regular price From $495.56 USD
    Regular price Sale price From $495.56 USD
    Unit price /  per 
  • 5inch-cast-iron-grate-Janis-raw2

    Iron Age IA-JANIS-0520 Class B Janis Cast Iron 122mm x 500mm Grate - RAW

    Iron Age IA-JANIS-0520 Class B Janis Cast Iron 122mm x 500mm Grate - RAW

    Regular price $167.31 USD
    Regular price Sale price $167.31 USD
    Unit price /  per 
  • IA-ARGO-0520 raw cast iron decorative grate

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

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

    Regular price $167.31 USD
    Regular price Sale price $167.31 USD
    Unit price /  per 
  • IA-ARGO-0520-BF BoOF cast iron decorative grate

    Iron Age IA-ARGO-0520-HP-BF AA5-20I21HP Class B Argo ADA/HP Cast Iron 122mmx500mm BoOF

    Iron Age IA-ARGO-0520-HP-BF AA5-20I21HP Class B Argo ADA/HP Cast Iron 122mmx500mm BoOF

    Regular price $223.08 USD
    Regular price Sale price $223.08 USD
    Unit price /  per 
  • Iron Age 4x24 Locust Spee-D Heel Proof cast iron grate

    Iron Age IA-LOC-0424-HP Class B Locust Cast Iron 4" x 24" Grate - Raw

    Iron Age IA-LOC-0424-HP Class B Locust Cast Iron 4" x 24" Grate - Raw

    Regular price $274.56 USD
    Regular price Sale price $274.56 USD
    Unit price /  per 
  • IA-LOC-CB12 Iron Age Locust Grate 12x12"

    Iron Age IA-LOC-CB12 Class B Locust Cast Iron 12" x 12" Grate - RAW

    Iron Age IA-LOC-CB12 Class B Locust Cast Iron 12" x 12" Grate - RAW

    Regular price $221.65 USD
    Regular price Sale price $221.65 USD
    Unit price /  per 
  • Iron Age 5 Inch Cast Iron Greek Key Raw Grate

    Iron Age IA-GRK-0520 Class B Greek Key Cast Iron 122mm x 500mm Grate - RAW

    Iron Age IA-GRK-0520 Class B Greek Key Cast Iron 122mm x 500mm Grate - RAW

    Regular price $167.31 USD
    Regular price Sale price $167.31 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 $949.52 USD
    Regular price Sale price $949.52 USD
    Unit price /  per 
  • DG0647R Reinforced Stainless Steel POLYCAST Slotted Grate

    POLYCAST DG0647R Reinforced Slotted Stainless Steel 6"x48" Grate (Nominal) | Load Class C

    POLYCAST DG0647R Reinforced Slotted Stainless Steel 6"x48" Grate (Nominal) | Load Class C

    Regular price $525.97 USD
    Regular price Sale price $525.97 USD
    Unit price /  per 
  • Iron Age Cast Iron Paradise BoOF Grate

    ULMA HYDROPLUS with Iron Age PA5-20I21 / IA-PAR-0520 Paradise BoOF Cast Iron Grate Class B

    ULMA HYDROPLUS with Iron Age PA5-20I21 / IA-PAR-0520 Paradise BoOF Cast Iron Grate Class B

    Regular price From $563.02 USD
    Regular price Sale price From $563.02 USD
    Unit price /  per 
  • POLY700-AA-669-TDSdrains

    POLYCAST 700 Series Kit with DG0669 Stainless Bar Grate and Ductile Iron Frame

    POLYCAST 700 Series Kit with DG0669 Stainless Bar Grate and Ductile Iron Frame

    Regular price From $1,603.12 USD
    Regular price Sale price From $1,603.12 USD
    Unit price /  per 
  • 24 inch Iron Age Interlaken Raw Cast Iron Grate BoOF

    Iron Age IA-INTER-CB24-BF (IX24-24|99FW) Class B Interlaken Cast Iron 24" x 24" Grate - BoOF

    Iron Age IA-INTER-CB24-BF (IX24-24|99FW) Class B Interlaken Cast Iron 24" x 24" Grate - BoOF

    Regular price $1,297.01 USD
    Regular price Sale price $1,297.01 USD
    Unit price /  per 
  • IronAge-bullseye-12x12-cb-grate-boof-TDSdrains

    Iron Age IA-BULL-CB12-HP-BF Class B Heel-Proof Bullseye Cast Iron 12" x 12" Grate - BoOF

    Iron Age IA-BULL-CB12-HP-BF Class B Heel-Proof Bullseye Cast Iron 12" x 12" Grate - BoOF

    Regular price $277.42 USD
    Regular price Sale price $277.42 USD
    Unit price /  per 
  • Slotted 609 grates in Dura Slope

    NDS® Dura Slope Kit with DS-609 Deco Slot Grate | RAW

    NDS® Dura Slope Kit with DS-609 Deco Slot Grate | RAW

    Regular price From $539.77 USD
    Regular price Sale price From $539.77 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 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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