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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
    • Channel Materials
      • Fiberglass
      • Plastic
      • Polymer Concrete
      • Stainless Steel
      • Pour in Place (Concrete)
      • All Channel Materials
    • Load Class
      • Load Class A
      • Load Class B
      • Load Class C
      • Load Class D
      • Load Class E
      • Load Class F
      • All Load Classes
  • Grates
    • 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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      • Bronze
      • Ductile/Cast Iron
      • Fiberglass
      • Galvanized Steel
      • Plastic
      • Stainless Steel
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  • POLY500-PE-641D-TDSdrains HPDE frame ductile iron slotted grate POLYCAST shallow polymer concrete channel

    POLYCAST 500 Series Kit with DG0641D Slotted Ductile Iron Grate and HDPE Frame

    POLYCAST 500 Series Kit with DG0641D Slotted Ductile Iron Grate and HDPE Frame

    Regular price From $396.68 USD
    Regular price Sale price From $396.68 USD
    Unit price /  per 
  • Ulma M100KX Stainless Steel edge channel Iron Age River Rock Baked on Oil Finish Grate

    M100KX Kit w/Iron Age River Rock Grate | BoOF

    Sale

    M100KX Kit w/Iron Age River Rock Grate | BoOF

    Regular price From $718.03 USD
    Regular price $779.98 USD Sale price From $718.03 USD
    Unit price /  per 
    Sale
  • POLYCAST 600 with DG0646R

    POLYCAST® 600 Series Kit with DG0646R Reinforced Perforated Galvanized Grate

    POLYCAST® 600 Series Kit with DG0646R Reinforced Perforated Galvanized Grate

    Regular price From $337.62 USD
    Regular price Sale price From $337.62 USD
    Unit price /  per 
  • NDS1218CI NDS 12x12" Cast Iron Botanical Catch Basin Grate

    NDS 1218CI-BF Class B Botanical Cast Iron 12" x 12" Grate - BoOF

    NDS 1218CI-BF Class B Botanical Cast Iron 12" x 12" Grate - BoOF

    Regular price $328.46 USD
    Regular price Sale price $328.46 USD
    Unit price /  per 
  • Zurn 6" Plastic ADA slotted grate P6-HPP-BLACK

    Zurn P6-HPP-BLACK Class A Linear Slotted HDPE 6" x 20" Grate

    Zurn P6-HPP-BLACK Class A Linear Slotted HDPE 6" x 20" Grate

    Regular price $108.00 USD
    Regular price Sale price $108.00 USD
    Unit price /  per 
  • P4-HPP-TEA and CREAM ZURN_Z884_grate

    Zurn P4-HPP-TEA&CREAM Class A ADA Compliant Slotted HDPE 4" x 20" Grate - TEA & CREAM

    Zurn P4-HPP-TEA&CREAM Class A ADA Compliant Slotted HDPE 4" x 20" Grate - TEA & CREAM

    Regular price $52.00 USD
    Regular price Sale price $52.00 USD
    Unit price /  per 
  • ULMA U100KX-Rain-Raw

    ULMA U100KX w/ Iron Age Rain Grate-RAW

    Sale

    ULMA U100KX w/ Iron Age Rain Grate-RAW

    Regular price From $289.62 USD
    Regular price $322.52 USD Sale price From $289.62 USD
    Unit price /  per 
    Sale
  • PCK5-DG0620 Cathedral

    POLYCAST 500 Kit w/ DG0620 Galvanized Cathedral Grate | Class A

    POLYCAST 500 Kit w/ DG0620 Galvanized Cathedral Grate | Class A

    Regular price From $319.98 USD
    Regular price Sale price From $319.98 USD
    Unit price /  per 
  • DG0647-PolyCast-TDSdrains stainless steel slotted class A grate

    POLYCAST DG0647 Class B Slotted Stainless Steel 6" x 48" Grate

    POLYCAST DG0647 Class B Slotted Stainless Steel 6" x 48" Grate

    Regular price $139.23 USD
    Regular price Sale price $139.23 USD
    Unit price /  per 
  • ULMA M100K Drain Channel kit w/Bronze Age™ BARS Grate-RAW

    ULMA M100K Drain Channel kit w/Bronze Age™ BARS Grate-RAW

    Sale

    ULMA M100K Drain Channel kit w/Bronze Age™ BARS Grate-RAW

    Regular price From $351.07 USD
    Regular price $391.38 USD Sale price From $351.07 USD
    Unit price /  per 
    Sale
  • ULMA M100K Drain Channel kit w/Bronze Age™ FERN Grate-RAW

    ULMA M100K Drain Channel kit w/Bronze Age™ FERN Grate-RAW

    Sale

    ULMA M100K Drain Channel kit w/Bronze Age™ FERN Grate-RAW

    Regular price From $351.07 USD
    Regular price $391.38 USD Sale price From $351.07 USD
    Unit price /  per 
    Sale
  • New Image Coming Soon

    ULMA HYDROPLUS w/ 462G Ductile Iron Grate - Class D

    Sale

    ULMA HYDROPLUS w/ 462G Ductile Iron Grate - Class D

    Regular price From $158.10 USD
    Regular price $200.65 USD Sale price From $158.10 USD
    Unit price /  per 
    Sale
  • IA-Minnione-raw-3x12-2-TDSdrains

    Iron Age IA-MIN-0312 Class B Minnione Cast Iron 3" x 12" Grate - RAW

    Sale

    Iron Age IA-MIN-0312 Class B Minnione Cast Iron 3" x 12" Grate - RAW

    Regular price $78.65 USD
    Regular price $78.65 USD Sale price $78.65 USD
    Unit price /  per 
    Sale
  • New Image Coming Soon

    ULMA M100V w/Bronze Age™ LUNA Ductile Iron Heel-Proof Grate - RAW

    Sale

    ULMA M100V w/Bronze Age™ LUNA Ductile Iron Heel-Proof Grate - RAW

    Regular price From $310.06 USD
    Regular price $338.65 USD Sale price From $310.06 USD
    Unit price /  per 
    Sale
  • NDS1218S Botanical Sand catch basin grate

    NDS 1218S Class B ADA Compliant Botanical HDPE 12" x 12" Grate - SAND

    NDS 1218S Class B ADA Compliant Botanical HDPE 12" x 12" Grate - SAND

    Regular price $85.87 USD
    Regular price Sale price $85.87 USD
    Unit price /  per 
  • ULMA polymer concrete linear channel with stainless steel edge with Iron Age Boof Cast Iron Locust grate

    ULMA M100KX w/ Iron Age Locust 5x20 Grate-BoOF

    Sale

    ULMA M100KX w/ Iron Age Locust 5x20 Grate-BoOF

    Regular price From $718.03 USD
    Regular price $779.98 USD Sale price From $718.03 USD
    Unit price /  per 
    Sale
  • TP0650S - DG0657R-PF Catch Basin w/ Stainless Steel Perforated Reinforced w/ HDPE Frame

    TV0750S (Shallow) Catch Basin Kit w/ DG0657R for POLYCAST®-HDPE Frame

    TV0750S (Shallow) Catch Basin Kit w/ DG0657R for POLYCAST®-HDPE Frame

    Regular price $636.81 USD
    Regular price Sale price $636.81 USD
    Unit price /  per 
  • PCK6-DG0622-GE Galvanized Foam Perforated with Edging

    POLYCAST® 600 Series Kit w/DG0622 Perforated Galvanized Grate w/ Edging | Load Class A

    POLYCAST® 600 Series Kit w/DG0622 Perforated Galvanized Grate w/ Edging | Load Class A

    Regular price From $269.08 USD
    Regular price Sale price From $269.08 USD
    Unit price /  per 
  • NDS DS-340 Dura Slope Inline

    NDS DS-340 Dura Slope In-Line Catch Basin 6" x 24" x 24"

    NDS DS-340 Dura Slope In-Line Catch Basin 6" x 24" x 24"

    Regular price $253.42 USD
    Regular price Sale price $253.42 USD
    Unit price /  per 
  • BA-SLOT-0212 Slim Channel Bronze Natural Slotted Grate

    Bronze Age BA-SLOT-0212 Class A Slotted Bronze Natural Finish 2" x 12" Grate

    Bronze Age BA-SLOT-0212 Class A Slotted Bronze Natural Finish 2" x 12" Grate

    Regular price $136.00 USD
    Regular price Sale price $136.00 USD
    Unit price /  per 
  • P4-HPP-WHITE_ZURN_Z884 grate

    Zurn P4-HPP-WHITE Class A ADA Compliant Slotted HDPE 4" x 20" Grate - WHITE

    Zurn P4-HPP-WHITE Class A ADA Compliant Slotted HDPE 4" x 20" Grate - WHITE

    Regular price $52.00 USD
    Regular price Sale price $52.00 USD
    Unit price /  per 
  • New Image Coming Soon

    ULMA M100V w/Bronze Age™ CATHEDRAL Ductile Iron Heel-Proof Grate - RAW

    Sale

    ULMA M100V w/Bronze Age™ CATHEDRAL Ductile Iron Heel-Proof Grate - RAW

    Regular price From $310.06 USD
    Regular price $338.65 USD Sale price From $310.06 USD
    Unit price /  per 
    Sale
  • Ulma U100KX Channel with Iron Age Regular Joe grate with Baked on Oil Finish

    ULMA U100KX Drain Channel w/ Iron Age Regular Joe Grate - BoOF

    Sale

    ULMA U100KX Drain Channel w/ Iron Age Regular Joe Grate - BoOF

    Regular price From $351.82 USD
    Regular price $385.74 USD Sale price From $351.82 USD
    Unit price /  per 
    Sale
  • 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 
  • FG1248R Galvanized Steel Bar Grate for FP1200

    TDS DG1248R Class C Galvanized Steel 14" x 24" x 1.5" Grate

    TDS DG1248R Class C Galvanized Steel 14" x 24" x 1.5" Grate

    Regular price $556.14 USD
    Regular price Sale price $556.14 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 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
  • 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
  • LD100X-2 Locking Device for ULMA Grates

    LD100X-2 Locking Device for ULMA Grates

    $12.96 $10.08
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