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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
    • Channel Materials
      • Fiberglass
      • Plastic
      • Polymer Concrete
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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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      • Ductile/Cast Iron
      • Fiberglass
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  • Hydro Plus with 406 Heelproof Galvanized Mesh Grate

    ULMA HYDROPLUS with 406 / GEHX100KCB Galvanized Heel-Proof Mesh Grate Class B

    Sale

    ULMA HYDROPLUS with 406 / GEHX100KCB Galvanized Heel-Proof Mesh Grate Class B

    Regular price From $1,296.93 USD
    Regular price $1,622.03 USD Sale price From $1,296.93 USD
    Unit price /  per 
    Sale
  • Zurn 6" Plastic ADA linear slotted Grate P6-HPP-RED

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

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

    Regular price $108.00 USD
    Regular price Sale price $108.00 USD
    Unit price /  per 
  • BA-STAR-0312-A Stars Bronze Age Aluminum Grate

    Bronze Age™ BA-STAR-0312-A Stars Aluminum 3" x 12" Grate

    Bronze Age™ BA-STAR-0312-A Stars Aluminum 3" x 12" Grate

    Regular price $91.00 USD
    Regular price Sale price $91.00 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 Z884 Drainage Kit w/ P4-HPP-GREEN HDPE Slotted Grate - Vandal Proof Locks

    ZURN Z884 Drainage Kit w/ P4-HPP-GREEN HDPE Slotted Grate - Vandal Proof Locks

    ZURN Z884 Drainage Kit w/ P4-HPP-GREEN HDPE Slotted Grate - Vandal Proof Locks

    Regular price From $367.00 USD
    Regular price Sale price From $367.00 USD
    Unit price /  per 
  • New Image Coming Soon

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

    Sale

    ULMA M100V w/Bronze Age™ PEDREDA 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
  • Zurn P6-RFSC

    Zurn P6-FG-20 Class A ADA Compliant Slotted Heel-Proof Galvanized Steel 6" x 20" Grate

    Zurn P6-FG-20 Class A ADA Compliant Slotted Heel-Proof Galvanized Steel 6" x 20" Grate

    Regular price $85.60 USD
    Regular price Sale price $85.60 USD
    Unit price /  per 
  • ULMA HYDRO PLUS with Galvanized Slotted 420-Class A

    ULMA HYDROPLUS with 420 / GN100KCA Galvanized Slotted Grate Class A

    Sale

    ULMA HYDROPLUS with 420 / GN100KCA Galvanized Slotted Grate Class A

    Regular price From $112.01 USD
    Regular price $145.13 USD Sale price From $112.01 USD
    Unit price /  per 
    Sale
  • Z884-P4-PG ZURN Z884 with Galv Perf Class A

    ZURN Z884 Drainage Kit w/ P4-PS Stainless Steel Perforated Grate - Vandal Proof Locks & Bottom Outlet

    ZURN Z884 Drainage Kit w/ P4-PS Stainless Steel Perforated Grate - Vandal Proof Locks & Bottom Outlet

    Regular price From $642.22 USD
    Regular price Sale price From $642.22 USD
    Unit price /  per 
  • IronAge_Sun_12_x_12_Grate_in_1200_Catch_Basin_pr_1024x1024-1024x768

    NDS 12" Catch Basin Kit with Iron Age Sun Grate | Natural

    NDS 12" Catch Basin Kit with Iron Age Sun Grate | Natural

    Regular price From $304.82 USD
    Regular price Sale price From $304.82 USD
    Unit price /  per 
  • Zurn Z886 Drainage Kit w/ DGE Ductile Iron Slotted Grate w/Frame

    Zurn Z886 Drainage Kit w/ DGE Ductile Iron Slotted Grate w/Frame

    Zurn Z886 Drainage Kit w/ DGE Ductile Iron Slotted Grate w/Frame

    Regular price From $1,571.19 USD
    Regular price Sale price From $1,571.19 USD
    Unit price /  per 
  • ZURN Z884 Drainage Kit w/ P4-HPP-GREEN HDPE Grate - Bottom Outlet

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

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

    Regular price From $349.18 USD
    Regular price Sale price From $349.18 USD
    Unit price /  per 
  • 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 
  • New Image Coming Soon

    POLYCAST 500 Series Kit w/ DG0646R Reinforced Perforated Galvanized Grate- HDPE Frame

    POLYCAST 500 Series Kit w/ DG0646R Reinforced Perforated Galvanized Grate- HDPE Frame

    Regular price From $779.52 USD
    Regular price Sale price From $779.52 USD
    Unit price /  per 
  • POLY700-PE-647R

    POLYCAST® 700 Series Kit w/DG0647R Reinforced Slotted Stainless Grate & HDPE Frame

    POLYCAST® 700 Series Kit w/DG0647R Reinforced Slotted Stainless Grate & HDPE Frame

    Regular price From $564.21 USD
    Regular price Sale price From $564.21 USD
    Unit price /  per 
  • New Image Coming Soon

    Zurn Z886 Drainage Kit w/ RFSC Stainless Slotted Grate - Bottom Outlet

    Zurn Z886 Drainage Kit w/ RFSC Stainless Slotted Grate - Bottom Outlet

    Regular price From $2,026.34 USD
    Regular price Sale price From $2,026.34 USD
    Unit price /  per 
  • M100K-FNHX100KCCM-1 Wave heel-proof cast iron grate polymer concrete galv edge ULMA channel

    ULMA M100K W/Ductile Iron Heel-proof Wave Grate (1/2 M) Class C

    Sale

    ULMA M100K W/Ductile Iron Heel-proof Wave Grate (1/2 M) Class C

    Regular price From $252.15 USD
    Regular price $314.19 USD Sale price From $252.15 USD
    Unit price /  per 
    Sale
  • Z886-PS-TDSdrains

    Zurn Z886 Drainage Kit w/ P6-PS Class A Perforated Stainless 6" Grate

    Zurn Z886 Drainage Kit w/ P6-PS Class A Perforated Stainless 6" Grate

    Regular price From $1,363.09 USD
    Regular price Sale price From $1,363.09 USD
    Unit price /  per 
  • NDS-2outlet-catch-basin-4in-outlets-grn-wave-grate-TDSdrains (1)

    NDS 12" Catch Basin Kit with NDS Wave Grate | Green

    NDS 12" Catch Basin Kit with NDS Wave Grate | Green

    Regular price From $174.31 USD
    Regular price Sale price From $174.31 USD
    Unit price /  per 
  • Mini-3x12 Ironage Acanthus-Boof deco grate

    Iron Age IA-ACA-0312-BF Class B Acanthus Cast Iron 3" x 12" Grate - BoOF

    Sale

    Iron Age IA-ACA-0312-BF Class B Acanthus Cast Iron 3" x 12" Grate - BoOF

    Regular price $114.40 USD
    Regular price $114.40 USD Sale price $114.40 USD
    Unit price /  per 
    Sale
  • ZURN Z884 Drainage Kit w/ P4-HPP-BLACK HDPE Slotted Grate - Vandal Proof Locks

    ZURN Z884 Drainage Kit w/ P4-HPP-BLACK HDPE Slotted Grate - Vandal Proof Locks

    ZURN Z884 Drainage Kit w/ P4-HPP-BLACK HDPE Slotted Grate - Vandal Proof Locks

    Regular price From $367.00 USD
    Regular price Sale price From $367.00 USD
    Unit price /  per 
  • New Image Coming Soon

    NDS 12" Catch Basin Kit w/ FG-MICRO Fiberglass Micro Mesh Grate

    NDS 12" Catch Basin Kit w/ FG-MICRO Fiberglass Micro Mesh Grate

    Regular price From $191.88 USD
    Regular price Sale price From $191.88 USD
    Unit price /  per 
  • 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 
  • POLYCAST 600 with Stainless Steel Edge and DG0670

    POLYCAST® 600 Vinyl Ester Series Kit with DG0670 Slotted HDPE Grate & Edge

    POLYCAST® 600 Vinyl Ester Series Kit with DG0670 Slotted HDPE Grate & Edge

    Regular price From $349.77 USD
    Regular price Sale price From $349.77 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 
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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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