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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
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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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      • Bronze
      • Ductile/Cast Iron
      • Fiberglass
      • Galvanized Steel
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      • Stainless Steel
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  • 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 
  • NDS-1511 Round Slotted Grate 15 Inch

    NDS-1511 Round Slotted Grate 15 Inch

    NDS-1511 Round Slotted Grate 15 Inch

    Regular price $184.86 USD
    Regular price Sale price $184.86 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 
  • FG1247R Stainless Steel Bar Grate for FP1200

    TDS DG1247R Class C BAR Stainless Steel 14" x 24" x 1.5" Grate

    TDS DG1247R Class C BAR Stainless Steel 14" x 24" x 1.5" Grate

    Regular price $1,350.00 USD
    Regular price Sale price $1,350.00 USD
    Unit price /  per 
  • ULMA M100KX Polymer Concrete Stainless Steel edged channel with 497 Mesh grate

    ULMA M100KX Kit with 497 / PE100KCBM Mesh Polypropylene Grate

    Sale

    ULMA M100KX Kit with 497 / PE100KCBM Mesh Polypropylene Grate

    Regular price From $313.31 USD
    Regular price $392.82 USD Sale price From $313.31 USD
    Unit price /  per 
    Sale
  • GF-21429-ADA

    GF 21429 ADA Heavy-Duty Gray Iron Slotted 14" x 24" x 2" Grate | General Foundry

    GF 21429 ADA Heavy-Duty Gray Iron Slotted 14" x 24" x 2" Grate | General Foundry

    Regular price $169.40 USD
    Regular price Sale price $169.40 USD
    Unit price /  per 
  • 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
  • Catch Basin PCK6-CB06S-DG0632-SE FOAM with SS Edging

    TV0650S (Shallow) Catch Basin Kit w/ DG0632H & Stainless Edge for POLYCAST®

    TV0650S (Shallow) Catch Basin Kit w/ DG0632H & Stainless Edge for POLYCAST®

    Regular price $584.37 USD
    Regular price Sale price $584.37 USD
    Unit price /  per 
  • DP0600 POLYCAST 600 channel

    POLYCAST 600 Sloped Channel Kit - w/o Grates

    POLYCAST 600 Sloped Channel Kit - w/o Grates

    Regular price From $192.44 USD
    Regular price Sale price From $192.44 USD
    Unit price /  per 
  • BA-PED-0312-BF TDS Bronze Age Pedreda BoOF grate

    TDS® 3" Sand Max Mini w/ Bronze Age™ Pedreda Grate - BoOF & Oil Rubbed Bronze Edge

    TDS® 3" Sand Max Mini w/ Bronze Age™ Pedreda Grate - BoOF & Oil Rubbed Bronze Edge

    Regular price From $721.68 USD
    Regular price Sale price From $721.68 USD
    Unit price /  per 
  • MV+200K-660 ULMA MULTIV with 660 grate and galvanized edging

    ULMA MV+200K w/ 660 Ductile Iron 9X20 Slotted Grate Class D

    Sale

    ULMA MV+200K w/ 660 Ductile Iron 9X20 Slotted Grate Class D

    Regular price From $195.77 USD
    Regular price $251.70 USD Sale price From $195.77 USD
    Unit price /  per 
    Sale
  • MMS-BF-CATH-BF

    TDS® 3" Sand Max Mini w/ Bronze Age™ Cathedral Grate - BoOF & Oil Rubbed Bronze Edge

    TDS® 3" Sand Max Mini w/ Bronze Age™ Cathedral Grate - BoOF & Oil Rubbed Bronze Edge

    Regular price From $722.26 USD
    Regular price Sale price From $722.26 USD
    Unit price /  per 
  • NDS-2outlet-catch-basin-4in-outlets-sand-botanical-grate-TDSdrains (1)

    NDS 12" Catch Basin Kit with NDS Botanical Grate | Sand

    NDS 12" Catch Basin Kit with NDS Botanical Grate | Sand

    Regular price From $169.25 USD
    Regular price Sale price From $169.25 USD
    Unit price /  per 
  • ULMA HYDRO PLUS with ULMA 495 ADA Heel proof Polypropylene Grey Grate-Class A

    ULMA HYDROPLUS with 495 / PNH100KCAM- Polypropylene ADA/HP Class A Gray Grate

    Sale

    ULMA HYDROPLUS with 495 / PNH100KCAM- Polypropylene ADA/HP Class A Gray Grate

    Regular price From $141.22 USD
    Regular price $178.94 USD Sale price From $141.22 USD
    Unit price /  per 
    Sale
  • ULMA 450 IN100KCA-Stainless Steel Slotted Grate

    ULMA 450 / IN100KCA Stainless Steel Slotted Grate 1M Load Class A

    Sale

    ULMA 450 / IN100KCA Stainless Steel Slotted Grate 1M Load Class A

    Regular price $94.62 USD
    Regular price $121.65 USD Sale price $94.62 USD
    Unit price /  per 
    Sale
  • J-4222-01 Heavy Duty Cast Iron 12" x 24" x 1.5" Grate | D&L Foundry

    J-4222-01 Heavy Duty Cast Iron 12" x 24" x 1.5" Grate | D&L Foundry

    J-4222-01 Heavy Duty Cast Iron 12" x 24" x 1.5" Grate | D&L Foundry

    Regular price $230.80 USD
    Regular price Sale price $230.80 USD
    Unit price /  per 
  • NDS 981 Black HDPE 9" Atrium Grate

    NDS 981 Atrium HDPE 9" X 9" Grate - BLACK

    NDS 981 Atrium HDPE 9" X 9" Grate - BLACK

    Regular price $60.63 USD
    Regular price Sale price $60.63 USD
    Unit price /  per 
  • ULMA drain channel with stainless steel edge and Iron Age Interlaken Baked on Oil Finish grate

    ULMA U100KX w/ Iron Age Interlaken 5x20 Grate-BoOF

    Sale

    ULMA U100KX w/ Iron Age Interlaken 5x20 Grate-BoOF

    Regular price From $351.82 USD
    Regular price $385.74 USD Sale price From $351.82 USD
    Unit price /  per 
    Sale
  • M100K-PNH100KCAM-BL Poly Black Heel-proof ADA grate polymer concrete galv edge low profile ULMA channel

    ULMA M100K Kit with 494 / PNH100KCAM Polypropylene ADA Heel Proof Grate – BLACK

    Sale

    ULMA M100K Kit with 494 / PNH100KCAM Polypropylene ADA Heel Proof Grate – BLACK

    Regular price From $219.20 USD
    Regular price $271.83 USD Sale price From $219.20 USD
    Unit price /  per 
    Sale
  • New Image Coming Soon

    POLYCAST 600 Series Kit w/ ADA DG0675HD-G Transverse Slotted Ductile Iron-Galvanized Grate & Edging

    POLYCAST 600 Series Kit w/ ADA DG0675HD-G Transverse Slotted Ductile Iron-Galvanized Grate & Edging

    Regular price From $277.24 USD
    Regular price Sale price From $277.24 USD
    Unit price /  per 
  • PCK5-DG0633 POLYCAST 500 with Square Deco Stainless Steel Grate

    POLYCAST 500 Kit w/ DG0633 Stainless Steel Square Deco Grate | Class A

    POLYCAST 500 Kit w/ DG0633 Stainless Steel Square Deco Grate | Class A

    Regular price From $423.98 USD
    Regular price Sale price From $423.98 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 
  • HYDROPLUS 5 inch Channel showing side outlet

    ULMA HYDROPLUS Channel 1M Section

    Sale

    ULMA HYDROPLUS Channel 1M Section

    Regular price $20.00 USD
    Regular price $20.00 USD Sale price $20.00 USD
    Unit price /  per 
    Sale
  • NDS-Dura-Slope-DS-122-grate-lock

    NDS DS-122 Hold-Down Device Dura Slope Grates

    NDS DS-122 Hold-Down Device Dura Slope Grates

    Regular price $20.65 USD
    Regular price Sale price $20.65 USD
    Unit price /  per 
  • POLYCAST 500 Series Kit with DG0646 Perforated Galvanized Grate and Edging

    POLYCAST 500 Series Kit with DG0646 Perforated Galvanized Grate and Edging

    POLYCAST 500 Series Kit with DG0646 Perforated Galvanized Grate and Edging

    Regular price From $341.73 USD
    Regular price Sale price From $341.73 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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