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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
      • NDS
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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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      • Bronze
      • Ductile/Cast Iron
      • Fiberglass
      • Galvanized Steel
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      • Stainless Steel
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  • M100KX w/Ductile Iron Slotted Grate Class C (460)-ULMA

    M100KX w/Ductile Iron Slotted Grate Class C (460)-ULMA

    Sale

    M100KX w/Ductile Iron Slotted Grate Class C (460)-ULMA

    Regular price From $309.23 USD
    Regular price $387.59 USD Sale price From $309.23 USD
    Unit price /  per 
    Sale
  • Hydro Plus with 450 SS Slotted 1M Grate Class A

    ULMA HYDROPLUS with 450 / IN100KCA Stainless Steel Slotted Grate Class A

    Sale

    ULMA HYDROPLUS with 450 / IN100KCA Stainless Steel Slotted Grate Class A

    Regular price From $180.41 USD
    Regular price $229.33 USD Sale price From $180.41 USD
    Unit price /  per 
    Sale
  • TDS-BARS-0312-B Brushed Bronze Age Grates Transverse Slotted Grate

    Bronze Age BA-BARS-0312-B Bars Bronze Brushed 3" x 12" Grate

    Bronze Age BA-BARS-0312-B Bars Bronze Brushed 3" x 12" Grate

    Regular price $152.50 USD
    Regular price Sale price $152.50 USD
    Unit price /  per 
  • MAX Mini with Oil Rubbed Veneer Edging with Brushed Bronze Slotted Grate

    TDS™ 3" MAX Mini w/ Brushed Bronze Slotted Grates - Sand Channel

    TDS™ 3" MAX Mini w/ Brushed Bronze Slotted Grates - Sand Channel

    Regular price From $1,198.59 USD
    Regular price Sale price From $1,198.59 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 
  • MMG-SB-LUNA-B

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

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

    Regular price From $1,198.59 USD
    Regular price Sale price From $1,198.59 USD
    Unit price /  per 
  • POLY700-PE-657R

    POLYCAST® 700 Vinyl Ester Kit w/DG0657R Perf Reinforced Stainless Grate & HDPE Frame

    POLYCAST® 700 Vinyl Ester Kit w/DG0657R Perf Reinforced Stainless Grate & HDPE Frame

    Regular price From $1,114.79 USD
    Regular price Sale price From $1,114.79 USD
    Unit price /  per 
  • 486_Vinylester FRP 0.9 on center 1M Grate

    TDS 486 Vinyl-Ester Fiberglass Bar 122mm x 1M Bar Grate - 0.9" on Center - Class B

    Sale

    TDS 486 Vinyl-Ester Fiberglass Bar 122mm x 1M Bar Grate - 0.9" on Center - Class B

    Regular price $149.88 USD
    Regular price $192.71 USD Sale price $149.88 USD
    Unit price /  per 
    Sale
  • IA-Dura-Slope-CI-grate-Locust-BooF-6x24-TDSdrains

    Iron Age IA-LOC-0624-BF Class B Locust Cast Iron 6″ x 24″ Grate - BoOF

    Iron Age IA-LOC-0624-BF Class B Locust Cast Iron 6″ x 24″ Grate - BoOF

    Regular price $370.37 USD
    Regular price Sale price $370.37 USD
    Unit price /  per 
  • DG0644-Polycast-fiberglass-bar-grate-TDSdrains

    POLYCAST FG0644H Class B Spacing 5/8" Fiberglass BAR 6" x 24" Grate

    POLYCAST FG0644H Class B Spacing 5/8" Fiberglass BAR 6" x 24" Grate

    Regular price $131.25 USD
    Regular price Sale price $131.25 USD
    Unit price /  per 
  • POLYCAST 700 PE FRAME 640R

    POLYCAST® 700 Vinyl Ester Series Kit w/DG0640R Reinforced Slot Galvanized Grate & HDPE Frame

    POLYCAST® 700 Vinyl Ester Series Kit w/DG0640R Reinforced Slot Galvanized Grate & HDPE Frame

    Regular price From $803.73 USD
    Regular price Sale price From $803.73 USD
    Unit price /  per 
  • Ulma M100KX channel with 432 Stainless Steel Mesh

    M100KX w/Stainless Steel Mesh 432 Grate-ULMA

    Sale

    M100KX w/Stainless Steel Mesh 432 Grate-ULMA

    Regular price From $609.69 USD
    Regular price $773.88 USD Sale price From $609.69 USD
    Unit price /  per 
    Sale
  • ULMA M100KX Drain Channel kit w/Bronze Age™ CATHEDRAL Grate-RAW

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

    Sale

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

    Regular price From $426.85 USD
    Regular price $488.80 USD Sale price From $426.85 USD
    Unit price /  per 
    Sale
  • 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 
  • D100-BA-BARS-0520

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

    Sale

    ULMA D100 w/Bronze Age™ BARS 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
  • ULMA M100KX Stainless Steel edged polymer concrete channel with heel-proof ductile iron class E grate

    ULMA M100KX w/480 Ductile Iron Heel-Proof Grate - Class C

    Sale

    ULMA M100KX w/480 Ductile Iron Heel-Proof Grate - Class C

    Regular price From $327.92 USD
    Regular price $411.62 USD Sale price From $327.92 USD
    Unit price /  per 
    Sale
  • ZURN Z886 6.25" Wide Sloped Drain Channel

    ZURN Z886 6.25" Wide Sloped Drain Channel

    ZURN Z886 6.25" Wide Sloped Drain Channel

    Regular price From $548.80 USD
    Regular price Sale price From $548.80 USD
    Unit price /  per 
  • BA-SLOT-0212 Slim Channel Bronze Natural Slotted Grate

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

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

    Regular price $136.00 USD
    Regular price Sale price $136.00 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 
  • POLY600-xx-669-TDSdrain stainless steel bar grate polymer concrete channel Polycast

    POLYCAST® 600 Vinyl Ester Series Kit w/ DG0669 Stainless Bar Grate

    POLYCAST® 600 Vinyl Ester Series Kit w/ DG0669 Stainless Bar Grate

    Regular price From $831.35 USD
    Regular price Sale price From $831.35 USD
    Unit price /  per 
  • New Image Coming Soon

    POLYCAST 500 Series Kit with DG0669 Stainless Bar Grate and HDPE Frame

    POLYCAST 500 Series Kit with DG0669 Stainless Bar Grate and HDPE Frame

    Regular price From $1,452.88 USD
    Regular price Sale price From $1,452.88 USD
    Unit price /  per 
  • M100KX Polymer concrete linear channel with stainless steel edge with 495 grey poly grates

    ULMA M100KX Kit with 495 / PNH100KCAM-GRIS ADA Heel-Proof Poly Grate -GRAY

    Sale

    ULMA M100KX Kit with 495 / PNH100KCAM-GRIS ADA Heel-Proof Poly Grate -GRAY

    Regular price From $301.11 USD
    Regular price $377.15 USD Sale price From $301.11 USD
    Unit price /  per 
    Sale
  • ULMA M100KX polymer concrete stainless steel edged channel with Iron Age Raw Cast Iron Minnione grate

    ULMA M100KX Kit with Iron Age MA5-20I21 Minnione Grate RAW

    Sale

    ULMA M100KX Kit with Iron Age MA5-20I21 Minnione Grate RAW

    Regular price From $600.77 USD
    Regular price $662.72 USD Sale price From $600.77 USD
    Unit price /  per 
    Sale
  • Zurn 6" Plastic ADA slotted grate P6-HPP-BLACK

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

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

    Regular price $108.00 USD
    Regular price Sale price $108.00 USD
    Unit price /  per 
  • ULMA U100KX with 486 Vinyl Ester 0.9 FRP Grate

    ULMA U100KX Kit with TDS 486 Vinyl Ester Bar Center Grate 0.9" on Center - Class B

    Sale

    ULMA U100KX Kit with TDS 486 Vinyl Ester Bar Center Grate 0.9" on Center - Class B

    Regular price From $572.06 USD
    Regular price $725.51 USD Sale price From $572.06 USD
    Unit price /  per 
    Sale
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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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