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Drainage Kits
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  • 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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      • Pour in Place (Concrete)
      • All Channel Materials
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      • Load Class A
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      • All Load Classes
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    • Popular Manufacturers
      • TDS
      • Bronze Age
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      • Polylok
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      • 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
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  • ZURN Z884 Drainage Kit w/ P4-HPP-GREEN HDPE Slotted Class A Grates

    ZURN Z884 Drainage Kit w/ P4-HPP-GREEN HDPE Slotted Class A Grates

    ZURN Z884 Drainage Kit w/ P4-HPP-GREEN HDPE Slotted Class A Grates

    Regular price From $316.38 USD
    Regular price Sale price From $316.38 USD
    Unit price /  per 
  • New Image Coming Soon

    POLYCAST 500 Series Kit with DG0641D-G Slotted Ductile Iron-Galvanized Grate and Ductile Frame

    POLYCAST 500 Series Kit with DG0641D-G Slotted Ductile Iron-Galvanized Grate and Ductile Frame

    Regular price From $519.81 USD
    Regular price Sale price From $519.81 USD
    Unit price /  per 
  • New Image Coming Soon

    Zurn ZF806 Flo-Thru® Drain with P6-GHPD Galvanized Ductile Iron Grate - HD Z Frame

    Zurn ZF806 Flo-Thru® Drain with P6-GHPD Galvanized Ductile Iron Grate - HD Z Frame

    Regular price From $2,999.80 USD
    Regular price Sale price From $2,999.80 USD
    Unit price /  per 
  • M100KX polymer concrete channel with stainless steel edge and Iron Age Baked on Oil Finish Argo grate

    ULMA M100KX Kit w/Iron Age Argo Grate | BoOF

    Sale

    ULMA M100KX Kit w/Iron Age Argo Grate | BoOF

    Regular price From $718.03 USD
    Regular price $779.98 USD Sale price From $718.03 USD
    Unit price /  per 
    Sale
  • ZURN Z884 Drainage Kit w/ P4-HPP-WHITE HDPE HDPE Grate - Bottom Outlet

    ZURN Z884 Drainage Kit w/ P4-HPP-WHITE HDPE HDPE Grate - Bottom Outlet

    ZURN Z884 Drainage Kit w/ P4-HPP-WHITE HDPE HDPE Grate - Bottom Outlet

    Regular price From $349.18 USD
    Regular price Sale price From $349.18 USD
    Unit price /  per 
  • U100K with Galvanized Heelproof 406

    ULMA U100K Drainage Kit with ULMA Heel-Proof 406 Mesh Grate | Galvanized

    Sale

    ULMA U100K Drainage Kit with ULMA Heel-Proof 406 Mesh Grate | Galvanized

    Regular price From $134.19 USD
    Regular price $172.54 USD Sale price From $134.19 USD
    Unit price /  per 
    Sale
  • 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 
  • POLYCAST 600 with DG0646

    POLYCAST® 600 Series Kit w/ DG0646 Perforated Galvanized Steel Grate

    POLYCAST® 600 Series Kit w/ DG0646 Perforated Galvanized Steel Grate

    Regular price From $208.57 USD
    Regular price Sale price From $208.57 USD
    Unit price /  per 
  • HYDROPLUS with Iron Age Rain BOOF Grate

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

    Sale

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

    Regular price From $551.97 USD
    Regular price $573.86 USD Sale price From $551.97 USD
    Unit price /  per 
    Sale
  • DG3041D TDS 3000 ductile iron slotted grate

    TDS DG3041D Class F Slotted Ductile Iron 8" x 24" Grate

    TDS DG3041D Class F Slotted Ductile Iron 8" x 24" Grate

    Regular price $106.29 USD
    Regular price Sale price $106.29 USD
    Unit price /  per 
  • ULMA M100KX with 436 SS Wedge Wire

    ULMA M100KX Kit with TDS 438 Reinforced Stainless Wedge Wire Grate

    Sale

    ULMA M100KX Kit with TDS 438 Reinforced Stainless Wedge Wire Grate

    Regular price From $715.53 USD
    Regular price $909.96 USD Sale price From $715.53 USD
    Unit price /  per 
    Sale
  • BA-TAR-0312-BF TDS Bronze Age Tardis grate in BoOF

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

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

    Regular price From $716.46 USD
    Regular price Sale price From $716.46 USD
    Unit price /  per 
  • D100-BA-PED-0520

    ULMA D100 w/Bronze Age™ PEDREDA Ductile Iron Grate - RAW

    Sale

    ULMA D100 w/Bronze Age™ PEDREDA Ductile Iron Grate - RAW

    Regular price From $414.64 USD
    Regular price $421.92 USD Sale price From $414.64 USD
    Unit price /  per 
    Sale
  • POLY600-XX-675

    POLYCAST® 600 Vinyl Ester Series Kit w/ DG0675 Transverse Slotted HDPE Grate

    POLYCAST® 600 Vinyl Ester Series Kit w/ DG0675 Transverse Slotted HDPE Grate

    Regular price From $315.12 USD
    Regular price Sale price From $315.12 USD
    Unit price /  per 
  • POLYCAST 500 with DG0631 transverse slotted grate

    POLYCAST 500 Kit w/ DG0631 Stainless Steel Transverse Slotted Grate | Class A

    POLYCAST 500 Kit w/ DG0631 Stainless Steel Transverse Slotted Grate | Class A

    Regular price From $399.51 USD
    Regular price Sale price From $399.51 USD
    Unit price /  per 
  • DG0675HD-polycast-duraguard-longit-slotted-grate-TDSdrains

    POLYCAST DG0675HD Class D HP ADA Transverse Slotted Ductile Iron 5.19" x 24" Grate

    POLYCAST DG0675HD Class D HP ADA Transverse Slotted Ductile Iron 5.19" x 24" Grate

    Regular price $60.35 USD
    Regular price Sale price $60.35 USD
    Unit price /  per 
  • 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 
  • ULMA M100K_Galvanized Heel Proof 406

    M100K w/ Galv. Steel Heel-proof Mesh Grate (406)-ULMA

    Sale

    M100K w/ Galv. Steel Heel-proof Mesh Grate (406)-ULMA

    Regular price From $286.50 USD
    Regular price $358.36 USD Sale price From $286.50 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 
  • BA-TAR-0312-D TDS Bronze Age Tardis Grate in BoOF

    Bronze Age™ BA-TAR-0312-D Ductile Iron 3" x 12" Grate - RAW

    Bronze Age™ BA-TAR-0312-D Ductile Iron 3" x 12" Grate - RAW

    Regular price $39.95 USD
    Regular price Sale price $39.95 USD
    Unit price /  per 
  • NDS913-ductile-iron-grate

    NDS 913 Class D Slotted Cast Iron 9" x 9" Grate

    NDS 913 Class D Slotted Cast Iron 9" x 9" Grate

    Regular price $161.57 USD
    Regular price Sale price $161.57 USD
    Unit price /  per 
  • ULMA drain channel with stainless steel edge and Iron Age Oblio Baked on Oil Finish grate

    ULMA U100KX Drain Channel w/ Iron Age Oblio Grate-BoOF

    Sale

    ULMA U100KX Drain Channel w/ Iron Age Oblio Grate-BoOF

    Regular price From $351.82 USD
    Regular price $385.74 USD Sale price From $351.82 USD
    Unit price /  per 
    Sale
  • ULMA U100KX with Black 480 Heel Proof Grate

    ULMA U100KX w/ Ductile Iron Heel-Proof Grate (480)

    Sale

    ULMA U100KX w/ Ductile Iron Heel-Proof Grate (480)

    Regular price From $156.77 USD
    Regular price $201.56 USD Sale price From $156.77 USD
    Unit price /  per 
    Sale
  • ULMA drain channel with stainless steel edge and Iron Age River Rock Baked on Oil Finish grate

    ULMA U100KX Drain Channel w/ Iron Age River Rock Grate-BoOF

    Sale

    ULMA U100KX Drain Channel w/ Iron Age River Rock Grate-BoOF

    Regular price From $351.82 USD
    Regular price $385.74 USD Sale price From $351.82 USD
    Unit price /  per 
    Sale
  • MMS-SS-SLOT MAX Mini kit with sand channel and stainless steel grate

    3" Sand MAX Mini Kit w/Slotted Heelproof 316L Stainless Steel Grate

    3" Sand MAX Mini Kit w/Slotted Heelproof 316L Stainless Steel Grate

    Regular price From $704.11 USD
    Regular price Sale price From $704.11 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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