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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
      • 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
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      • 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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      • Ductile/Cast Iron
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Products Blogs
  • ULMA U100KX with Stainless Steel Edge and Stainless Steel Slotted Grate

    ULMA U100KX w/ Reinforced Stainless Steel Slotted Grate (454) Class C

    Sale

    ULMA U100KX w/ Reinforced Stainless Steel Slotted Grate (454) Class C

    Regular price From $296.01 USD
    Regular price $380.58 USD Sale price From $296.01 USD
    Unit price /  per 
    Sale
  • MMG-SB-BA-BARS

    TDS™ 3" Gray MAX Mini w/ Natural Bronze BARS Grate & Satin Bronze Edge

    TDS™ 3" Gray MAX Mini w/ Natural Bronze BARS Grate & Satin Bronze Edge

    Regular price From $1,033.59 USD
    Regular price Sale price From $1,033.59 USD
    Unit price /  per 
  • POLYCAST 600 -SS

    POLYCAST® 600 Vinyl Ester Series Kit with DG0641D Slotted Ductile Iron Grate & Stainless Edge

    POLYCAST® 600 Vinyl Ester Series Kit with DG0641D Slotted Ductile Iron Grate & Stainless Edge

    Regular price From $356.39 USD
    Regular price Sale price From $356.39 USD
    Unit price /  per 
  • NDS 843 Pro Series 12 Profile Channel Drain, Deep Light Gray

    NDS 843 Pro Series 12 Profile Channel Drain, Deep Light Gray

    NDS 843 Pro Series 12 Profile Channel Drain, Deep Light Gray

    Regular price $355.73 USD
    Regular price Sale price $355.73 USD
    Unit price /  per 
  • Z884-P4-PG ZURN Z884 with Galv Perf Class A

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

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

    Regular price From $609.42 USD
    Regular price Sale price From $609.42 USD
    Unit price /  per 
  • New Image Coming Soon

    NDS® Dura Slope In-Line Catch Basin with DS-602-BF Cast Iron Diamond Grate BoOF

    NDS® Dura Slope In-Line Catch Basin with DS-602-BF Cast Iron Diamond Grate BoOF

    Regular price From $699.91 USD
    Regular price Sale price From $699.91 USD
    Unit price /  per 
  • New Image Coming Soon

    POLYCAST 700 Series Kit w/ DG0641D-G Slotted Ductile Iron-Galvanized Grate & Ductile Frame

    POLYCAST 700 Series Kit w/ DG0641D-G Slotted Ductile Iron-Galvanized Grate & Ductile Frame

    Regular price From $311.43 USD
    Regular price Sale price From $311.43 USD
    Unit price /  per 
  • Hydro Plus with 454 Reinforced SS Slotted 1M Grate Class C

    ULMA HYDROPLUS with 454 Reinforced Stainless Steel Slotted Grate Class C

    Sale

    ULMA HYDROPLUS with 454 Reinforced Stainless Steel Slotted Grate Class C

    Regular price From $375.68 USD
    Regular price $480.39 USD Sale price From $375.68 USD
    Unit price /  per 
    Sale
  • 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 
  • Polycast 600 with Vinyl Ester Polymer channels and DG0655R Reinforced Wedge wire grates

    POLYCAST® 600 Vinyl Ester Series Kit with DG0655R Reinforced Stainless Wedge Wire Grate

    POLYCAST® 600 Vinyl Ester Series Kit with DG0655R Reinforced Stainless Wedge Wire Grate

    Regular price From $609.79 USD
    Regular price Sale price From $609.79 USD
    Unit price /  per 
  • NDS 980 Black Plastic 9 inch Catch Basin Grate

    NDS 980 Class A ADA Compliant Slotted HDPE 9" x 9" Grate - BLACK

    NDS 980 Class A ADA Compliant Slotted HDPE 9" x 9" Grate - BLACK

    Regular price $40.64 USD
    Regular price Sale price $40.64 USD
    Unit price /  per 
  • BA-SLOT-0212-B Slim Channel Bronze Brushed Slotted Grate

    Bronze Age BA-SLOT-0212-B Class A Slotted Bronze Brushed Finish 2" x 12" Grate

    Bronze Age BA-SLOT-0212-B Class A Slotted Bronze Brushed Finish 2" x 12" Grate

    Regular price $152.50 USD
    Regular price Sale price $152.50 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 HDPE Grate - Bottom Outlet

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

    Regular price From $349.18 USD
    Regular price Sale price From $349.18 USD
    Unit price /  per 
  • BA-STAR-0312-D TDS Bronze Age Star Grate in Ductile Iron

    Bronze Age™ BA-STAR-0312-BF Ductile Iron 3" x 12" Grate -BoOF

    Bronze Age™ BA-STAR-0312-BF Ductile Iron 3" x 12" Grate -BoOF

    Regular price $64.95 USD
    Regular price Sale price $64.95 USD
    Unit price /  per 
  • NDS Dura Slope Inline Catch Basin with DS-663 Grate

    NDS® Dura Slope In-Line Catch Basin with DS-663 HDPE Slotted Grate Black

    NDS® Dura Slope In-Line Catch Basin with DS-663 HDPE Slotted Grate Black

    Regular price From $611.92 USD
    Regular price Sale price From $611.92 USD
    Unit price /  per 
  • POLY600-GS-640R

    POLYCAST®600 Series Kit w/DG0640R Slotted Galvanized Grate and Edging

    POLYCAST®600 Series Kit w/DG0640R Slotted Galvanized Grate and Edging

    Regular price From $392.13 USD
    Regular price Sale price From $392.13 USD
    Unit price /  per 
  • ULMA U100KX with 488 Vinyl Ester 0.6 FRP Grate

    ULMA U100KX Kit with TDS 488 Vinyl Ester Bar Grate 0.6" on Center (1M)

    Sale

    ULMA U100KX Kit with TDS 488 Vinyl Ester Bar Grate 0.6" on Center (1M)

    Regular price From $237.95 USD
    Regular price $305.93 USD Sale price From $237.95 USD
    Unit price /  per 
    Sale
  • MMG-SB-STAR-B

    TDS™ 3" Gray MAX Mini w/ Brushed Bronze Star Grate & Satin Bronze Edge

    TDS™ 3" Gray MAX Mini w/ Brushed Bronze Star Grate & Satin Bronze Edge

    Regular price From $1,198.59 USD
    Regular price Sale price From $1,198.59 USD
    Unit price /  per 
  • ULMA U100KX polymer concrete pre-sloped stainless edged channel with ductile iron class E grate

    ULMA U100KX Drainage Kit w/ TDS 461D Slotted Ductile Iron Grate

    Sale

    ULMA U100KX Drainage Kit w/ TDS 461D Slotted Ductile Iron Grate

    Regular price From $456.35 USD
    Regular price $576.74 USD Sale price From $456.35 USD
    Unit price /  per 
    Sale
  • Bronze Age™ BA-CATH-0520 Ductile Iron 5" x 20" Grate - RAW

    Bronze Age™ BA-CATH-0520 Ductile Iron 5" x 20" Grate - RAW

    Bronze Age™ BA-CATH-0520 Ductile Iron 5" x 20" Grate - RAW

    Regular price $87.50 USD
    Regular price Sale price $87.50 USD
    Unit price /  per 
  • Zurn 6" Plastic ADA linear slotted Grate P6-HPP-DK-GRAY

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

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

    Regular price $105.60 USD
    Regular price Sale price $105.60 USD
    Unit price /  per 
  • POLYCAST 500 Kit w/ DG0622 Foam Galvanized Perforated Grate & Edging | Class A

    POLYCAST 500 Kit w/ DG0622 Foam Galvanized Perforated Grate & Edging | Class A

    POLYCAST 500 Kit w/ DG0622 Foam Galvanized Perforated Grate & Edging | Class A

    Regular price From $389.27 USD
    Regular price Sale price From $389.27 USD
    Unit price /  per 
  • NDS1224GR NDS 12" Green Wave Catch Basin Grate

    NDS 1224GR Class B ADA Compliant Wave HDPE 12" x 12" Grate - GREEN

    NDS 1224GR Class B ADA Compliant Wave HDPE 12" x 12" Grate - GREEN

    Regular price $90.92 USD
    Regular price Sale price $90.92 USD
    Unit price /  per 
  • New Image Coming Soon

    ULMA M100KX Drain Channel kit w/Bronze Age™ FERN Grate-RAW

    Sale

    ULMA M100KX Drain Channel kit w/Bronze Age™ FERN Grate-RAW

    Regular price From $426.85 USD
    Regular price $488.80 USD Sale price From $426.85 USD
    Unit price /  per 
    Sale
  • 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 
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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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