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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
      • Stainless Steel
      • 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
      • 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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  • 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 
  • TP0650S Catch Basin with DG0623 Square Deco Galvanized

    TV0650S (Shallow) Catch Basin Kit w/ DG0623H for POLYCAST®

    TV0650S (Shallow) Catch Basin Kit w/ DG0623H for POLYCAST®

    Regular price $486.72 USD
    Regular price Sale price $486.72 USD
    Unit price /  per 
  • ULMA MultiV200 678 - FNLHX200RGDEM Class E

    ULMA 678 Transverse Slotted HP Ductile Iron 9x20 Class E Grate - MultiV+200

    Sale

    ULMA 678 Transverse Slotted HP Ductile Iron 9x20 Class E Grate - MultiV+200

    Regular price $92.74 USD
    Regular price $119.23 USD Sale price $92.74 USD
    Unit price /  per 
    Sale
  • POLY600-xx-647-DK stainless steel slotted grate polymer concrete channel

    POLYCAST 600 Series Kit with DG0647 Slotted Stainless Grate

    POLYCAST 600 Series Kit with DG0647 Slotted Stainless Grate

    Regular price From $300.49 USD
    Regular price Sale price From $300.49 USD
    Unit price /  per 
  • NDS Slotted Poly Grate with Sand Mini Channel MCKS-543

    NDS 3" Sand Mini Channel Kit with NDS Slotted Grate - Sand

    NDS 3" Sand Mini Channel Kit with NDS Slotted Grate - Sand

    Regular price From $92.75 USD
    Regular price Sale price From $92.75 USD
    Unit price /  per 
  • New Image Coming Soon

    ZURN Z884 Drainage Kit w/ P4-CG Slotted Ductile Iron Grate - Vandal Proof Locks & Stainless Frame

    ZURN Z884 Drainage Kit w/ P4-CG Slotted Ductile Iron Grate - Vandal Proof Locks & Stainless Frame

    Regular price From $638.73 USD
    Regular price Sale price From $638.73 USD
    Unit price /  per 
  • TDS™ 3" Gray MAX Mini w/ Brushed Bronze Slot Grate & Oil Rubbed Bronze Edge

    TDS™ 3" Gray MAX Mini w/ Brushed Bronze Slot Grate & Oil Rubbed Bronze Edge

    TDS™ 3" Gray MAX Mini w/ Brushed Bronze Slot Grate & Oil Rubbed Bronze Edge

    Regular price From $1,198.59 USD
    Regular price Sale price From $1,198.59 USD
    Unit price /  per 
  • DP0750-AA-647

    POLYCAST® DP0750 Inline Catch Basin w/DG0647R Slotted Stainless Grate & DI Frame

    POLYCAST® DP0750 Inline Catch Basin w/DG0647R Slotted Stainless Grate & DI Frame

    Regular price $777.74 USD
    Regular price Sale price $777.74 USD
    Unit price /  per 
  • UNV100KC ULMA Closed End Cap

    UNV100KC / TUNIU100KGC Universal Galvanized Steel End Cap ULMA100K

    Sale

    UNV100KC / TUNIU100KGC Universal Galvanized Steel End Cap ULMA100K

    Regular price $23.55 USD
    Regular price $30.28 USD Sale price $23.55 USD
    Unit price /  per 
    Sale
  • FPK-FG1244-G

    Trench•Era™ FP Series Drain System w/FG1244 14" Wide Class C Grate - HD Galvanized Frame

    Trench•Era™ FP Series Drain System w/FG1244 14" Wide Class C Grate - HD Galvanized Frame

    Request quote
  • FFKS-3042D

    Trench•Era™ FF Series Drain System w/DG3042D 8" Wide Class D Grate - HD Stainless Frame

    Trench•Era™ FF Series Drain System w/DG3042D 8" Wide Class D Grate - HD Stainless Frame

    Request quote
  • POLYCAST-DG0675G-Duraguard-Transverse

    POLYCAST DG0675G Class A Transverse Slotted HDPE 6"x24" (Nominal) Grate - Gray

    POLYCAST DG0675G Class A Transverse Slotted HDPE 6"x24" (Nominal) Grate - Gray

    Regular price $54.92 USD
    Regular price Sale price $54.92 USD
    Unit price /  per 
  • Zurn_Z884_HDPE_Plastic_Grate_4_x_20-Dark_Gray Z884 drain kit with Dark gray slotted grate

    ZURN Z884 Drainage Kit w/ P4-HPP-DK -GREY HDPE Slotted Grate - Vandal Proof Locks & Bottom Outlet

    ZURN Z884 Drainage Kit w/ P4-HPP-DK -GREY HDPE Slotted Grate - Vandal Proof Locks & Bottom Outlet

    Regular price From $399.80 USD
    Regular price Sale price From $399.80 USD
    Unit price /  per 
  • FG1275 Ductile Iron ADA Grate

    TDS DG1275 Class E Transverse Slotted Ductile Iron 14" x 24" x 1.5" Grate

    TDS DG1275 Class E Transverse Slotted Ductile Iron 14" x 24" x 1.5" Grate

    Regular price $287.01 USD
    Regular price Sale price $287.01 USD
    Unit price /  per 
  • BA-SLOT-0312-BF TDS Bronze Age Slotted Ductile Iron Grate with BoOF

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

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

    Regular price From $710.66 USD
    Regular price Sale price From $710.66 USD
    Unit price /  per 
  • 9373 NDS Slim Channel 90 Degree Angle with Gray Slotted Grate

    NDS 9383 Slim Channel 90 Degree Elbow with Gray Slotted Grate

    NDS 9383 Slim Channel 90 Degree Elbow with Gray Slotted Grate

    Regular price $41.49 USD
    Regular price Sale price $41.49 USD
    Unit price /  per 
  • TP0650S Catch Basin with DG0621 Slot Galvanized with DG0620 Cathedral Galvanized

    TV0650S (Shallow) Catch Basin Kit w/ DG0620H for POLYCAST®

    TV0650S (Shallow) Catch Basin Kit w/ DG0620H for POLYCAST®

    Regular price $492.97 USD
    Regular price Sale price $492.97 USD
    Unit price /  per 
  • ZURN Z884 Drainage Kit w/ P4-HPP-BLACK HDPE Slotted Grate - Vandal Proof Locks & Bottom Outlet

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

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

    Regular price From $399.80 USD
    Regular price Sale price From $399.80 USD
    Unit price /  per 
  • FPK-FG1245-G

    Trench•Era™ FP Series Drain System w/FG1245 14" Wide Class A Grate - MD Galvanized Frame

    Trench•Era™ FP Series Drain System w/FG1245 14" Wide Class A Grate - MD Galvanized Frame

    Request quote
  • FPK-FG1245-G

    Trench•Era™ FP Series Drain System w/FG1245 14" Wide Class A Grate - HD Galvanized Frame

    Trench•Era™ FP Series Drain System w/FG1245 14" Wide Class A Grate - HD Galvanized Frame

    Request quote
  • Jonite Class B Slotted 5″x20″(Nominal Dimensions) Grate - Terra Cotta Red

    Jonite Class B Slotted 5″x20″(Nominal Dimensions) Grate - Terra Cotta Red

    Jonite Class B Slotted 5″x20″(Nominal Dimensions) Grate - Terra Cotta Red

    Regular price $30.00 USD
    Regular price Sale price $30.00 USD
    Unit price /  per 
  • NDS-2outlet-catch-basin-4in-outlets-grey-slotted-grate-TDSdrains (1)

    NDS 12" Catch Basin Kit with NDS Slotted Grate | Gray

    NDS 12" Catch Basin Kit with NDS Slotted Grate | Gray

    Regular price From $152.83 USD
    Regular price Sale price From $152.83 USD
    Unit price /  per 
  • TP0650S-CF-647RH Linear Catch Basin with Cast Iron Frame and Stainless Steel Slot grate

    TV0750S (Shallow) Catch Basin Kit w/ DG0647RH for POLYCAST®-Ductile Iron Frame

    TV0750S (Shallow) Catch Basin Kit w/ DG0647RH for POLYCAST®-Ductile Iron Frame

    Regular price $838.06 USD
    Regular price Sale price $838.06 USD
    Unit price /  per 
  • NDS2411 NDS black plastic slotted grate for 24x24" catch basins

    NDS 2411 Class B Slotted HDPE 24" x 24" Grate - BLACK

    NDS 2411 Class B Slotted HDPE 24" x 24" Grate - BLACK

    Regular price $578.65 USD
    Regular price Sale price $578.65 USD
    Unit price /  per 
  • Polycast 6oo Inline Catch Basin with Galvanized Steel Foam Grate

    POLYCAST® DP0650 Inline Catch Basin w/DG0622H Galvanized Foam Grate

    POLYCAST® DP0650 Inline Catch Basin w/DG0622H Galvanized Foam Grate

    Regular price $420.88 USD
    Regular price Sale price $420.88 USD
    Unit price /  per 
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Resources

Shipping / Returns

Determining Your Grate Size

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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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