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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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      • Fiberglass
      • Plastic
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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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      • 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
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  • NDS 824 Galvanized Slotted Grate-ProSeries

    NDS 824 Class B ADA Compliant Slotted Galvanized Slotted 5" x 20" Grate

    NDS 824 Class B ADA Compliant Slotted Galvanized Slotted 5" x 20" Grate

    Regular price $54.13 USD
    Regular price Sale price $54.13 USD
    Unit price /  per 
  • ULMA HYDRO PLUS Mini with 440 SS Perforated Grate Class A_1 Meter

    ULMA HYDROPLUS Mini with Stainless Steel Perforated Tread Grate (440 / IP100KCA) Class A

    Sale

    ULMA HYDROPLUS Mini with Stainless Steel Perforated Tread Grate (440 / IP100KCA) Class A

    Regular price From $155.29 USD
    Regular price $192.80 USD Sale price From $155.29 USD
    Unit price /  per 
    Sale
  • ZURN P886-FG Galvanized Slotted Grates

    Zurn Z886 Drainage Kit w/ P6-FG Galvanized Slotted Class A Grate - Vandal Proof Locks

    Zurn Z886 Drainage Kit w/ P6-FG Galvanized Slotted Class A Grate - Vandal Proof Locks

    Regular price From $1,058.94 USD
    Regular price Sale price From $1,058.94 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 
  • TP0650S Catch Basin w/ DG0646 Perforated Galvanized

    TP0650S (Shallow) Catch Basin Kit w/ DG0646H for POLYCAST®

    TP0650S (Shallow) Catch Basin Kit w/ DG0646H for POLYCAST®

    Regular price $299.18 USD
    Regular price Sale price $299.18 USD
    Unit price /  per 
  • POLYCAST 500 Kit w/ Galvanized Edging and DG0621 Slot Grate | Class A

    POLYCAST 500 Kit w/ Galvanized Edging and DG0621 Slot Grate | Class A

    POLYCAST 500 Kit w/ Galvanized Edging and DG0621 Slot Grate | Class A

    Regular price From $351.55 USD
    Regular price Sale price From $351.55 USD
    Unit price /  per 
  • ZURN P886-FG Galvanized Slotted Grates

    Zurn Z886 Drainage Kit w/ P6-FG Galvanized Slotted Grate - Vandal Proof Locks & Bottom Outlet

    Zurn Z886 Drainage Kit w/ P6-FG Galvanized Slotted Grate - Vandal Proof Locks & Bottom Outlet

    Regular price From $1,092.54 USD
    Regular price Sale price From $1,092.54 USD
    Unit price /  per 
  • TP0650S-DG0646R-PF w/ Galvanized Perforated reinforced Grate and HDPE Frame

    TP0750S (Shallow) Catch Basin Kit w/ DG0646RH for POLYCAST®-HDPE Frame

    TP0750S (Shallow) Catch Basin Kit w/ DG0646RH for POLYCAST®-HDPE Frame

    Regular price $471.01 USD
    Regular price Sale price $471.01 USD
    Unit price /  per 
  • Polycast-DG0657 perforated grate

    POLYCAST DG0657 ADA Perforated Stainless Steel 6" x 48" (Nominal) Grate Class B

    POLYCAST DG0657 ADA Perforated Stainless Steel 6" x 48" (Nominal) Grate Class B

    Regular price $183.50 USD
    Regular price Sale price $183.50 USD
    Unit price /  per 
  • aluminum grates

    ULMA 424 / GN100KCC, Class C, Slotted Reinforced Galvanized Steel 124mm x 1M Grate

    Sale

    ULMA 424 / GN100KCC, Class C, Slotted Reinforced Galvanized Steel 124mm x 1M Grate

    Regular price $62.50 USD
    Regular price $80.36 USD Sale price $62.50 USD
    Unit price /  per 
    Sale
  • 420 ULMA slotted galvanized steel grate

    ULMA 420 / GN100KCA, Class A, Slotted Galvanized Steel 122mm x 1M Grate

    Sale

    ULMA 420 / GN100KCA, Class A, Slotted Galvanized Steel 122mm x 1M Grate

    Regular price $26.22 USD
    Regular price $37.45 USD Sale price $26.22 USD
    Unit price /  per 
    Sale
  • Spee-D BA Transverse Slotted Galvanized Grate

    Bronze Age™ TDS-SLOT-0424 Galvanized Steel 4.09" x 24" Grate

    Bronze Age™ TDS-SLOT-0424 Galvanized Steel 4.09" x 24" Grate

    Regular price $62.70 USD
    Regular price Sale price $62.70 USD
    Unit price /  per 
  • New Image Coming Soon

    Zurn ZF806 Flo-Thru® Drain with P6-FG Galvanized Grate - HD Z Frame

    Zurn ZF806 Flo-Thru® Drain with P6-FG Galvanized Grate - HD Z Frame

    Regular price From $2,055.80 USD
    Regular price Sale price From $2,055.80 USD
    Unit price /  per 
  • ZURN P886-FG Galvanized Slotted Grates

    Zurn Z886 Drainage Kit w/ P6-FG Galvanized Slotted Grate - Class A

    Zurn Z886 Drainage Kit w/ P6-FG Galvanized Slotted Grate - Class A

    Regular price From $957.55 USD
    Regular price Sale price From $957.55 USD
    Unit price /  per 
  • Polycast-DG0442-galv-steel-grate-4ft-TDSdrains

    POLYCAST DG0442 Class A Slotted Galvanized 5" x 48" Grate

    POLYCAST DG0442 Class A Slotted Galvanized 5" x 48" Grate

    Regular price $89.26 USD
    Regular price Sale price $89.26 USD
    Unit price /  per 
  • Spee-D Channel w/254 Gal grate

    NDS Spee-D® Channel w/ 254 Galvanized 4"x24" Slotted Grate

    NDS Spee-D® Channel w/ 254 Galvanized 4"x24" Slotted Grate

    Regular price From $146.92 USD
    Regular price Sale price From $146.92 USD
    Unit price /  per 
  • ZURN P6-RPSC Reinforced Perforated Stainless Steel Class C Grate

    ZURN P6-RPSC Reinforced Perforated Stainless Steel Class C Grate

    ZURN P6-RPSC Reinforced Perforated Stainless Steel Class C Grate

    Regular price $673.60 USD
    Regular price Sale price $673.60 USD
    Unit price /  per 
  • DG04640R

    POLYCAST DG0640RH Class C Slotted Reinforced Galvanized Steel 6" x 24" Grate

    POLYCAST DG0640RH Class C Slotted Reinforced Galvanized Steel 6" x 24" Grate

    Regular price $204.40 USD
    Regular price Sale price $204.40 USD
    Unit price /  per 
  • DG04640R

    POLYCAST DG0640R Class C Slotted Reinforced Galvanized Steel 6" x 48" Grate

    POLYCAST DG0640R Class C Slotted Reinforced Galvanized Steel 6" x 48" Grate

    Regular price $291.55 USD
    Regular price Sale price $291.55 USD
    Unit price /  per 
  • ZURN P886-FG Galvanized Slotted Grates

    Zurn Z886 Drainage Kit w/ P6-FG Galvanized Slotted Grate - Bottom Outlet

    Zurn Z886 Drainage Kit w/ P6-FG Galvanized Slotted Grate - Bottom Outlet

    Regular price From $991.15 USD
    Regular price Sale price From $991.15 USD
    Unit price /  per 
  • New Image Coming Soon

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

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

    Regular price From $3,215.80 USD
    Regular price Sale price From $3,215.80 USD
    Unit price /  per 
  • NDS-Dura-Slope-DS-670-TDSdrains light gray perforated

    NDS DS-670 Class B ADA Compliant Perforated Polyolefin 6" x 24" Grate - LIGHT GRAY

    NDS DS-670 Class B ADA Compliant Perforated Polyolefin 6" x 24" Grate - LIGHT GRAY

    Regular price $66.70 USD
    Regular price Sale price $66.70 USD
    Unit price /  per 
  • P6-PS ZURN Z886 Stainless Steel Perforated Heelproof ADA Grate_Class A

    ZURN P6-PS ADA Perforated Stainless Steel Grate Heel Proof 6" x 40" (Nominal) | Class A

    ZURN P6-PS ADA Perforated Stainless Steel Grate Heel Proof 6" x 40" (Nominal) | Class A

    Regular price $305.60 USD
    Regular price Sale price $305.60 USD
    Unit price /  per 
  • U100K ULMA galvanized edge channel with reinforced galvanized steel slotted grate

    ULMA U100K Drainage Kit with ULMA Reinforced Slotted 424 Grate | Galvanized

    Sale

    ULMA U100K Drainage Kit with ULMA Reinforced Slotted 424 Grate | Galvanized

    Regular price From $311.44 USD
    Regular price $390.42 USD Sale price From $311.44 USD
    Unit price /  per 
    Sale
  • New Image Coming Soon

    POLYCAST 600 Series Kit with DG0641D-G Slotted Ductile Iron-Galvanized Grate with Galvanized Edging

    POLYCAST 600 Series Kit with DG0641D-G Slotted Ductile Iron-Galvanized Grate with Galvanized Edging

    Regular price From $261.71 USD
    Regular price Sale price From $261.71 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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