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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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      • 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
      • 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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  • SS600 stainless steel channel with DG0675 plastic transverse slotted grate

    SS600 Stainless Steel Drain Kit w/ DG0675 Black Transverse Slotted Grate | Class A

    SS600 Stainless Steel Drain Kit w/ DG0675 Black Transverse Slotted Grate | Class A

    Regular price From $1,374.18 USD
    Regular price Sale price From $1,374.18 USD
    Unit price /  per 
  • POLY600-GS-646R

    POLYCAST® 600 Series Kit w/ DG0646R Perforated Galvanized Steel Grate & Edge

    POLYCAST® 600 Series Kit w/ DG0646R Perforated Galvanized Steel Grate & Edge

    Regular price From $362.45 USD
    Regular price Sale price From $362.45 USD
    Unit price /  per 
  • POLY700-PE-646R

    POLYCAST®700 Vinyl Ester Kit w/DG0646R Reinforced Perforated Galvanized Grate-HDPE Frame

    POLYCAST®700 Vinyl Ester Kit w/DG0646R Reinforced Perforated Galvanized Grate-HDPE Frame

    Regular price From $971.21 USD
    Regular price Sale price From $971.21 USD
    Unit price /  per 
  • POLY600-SS-675 Polycast 600 Kit with DG0675 Transverse slot HDPE Plastic Grates with a Stainless Steel Edge

    POLYCAST® 600 Vinyl Ester Series Kit with DG0675 Slotted HDPE Grate & Stainless Edge

    POLYCAST® 600 Vinyl Ester Series Kit with DG0675 Slotted HDPE Grate & Stainless Edge

    Regular price From $357.41 USD
    Regular price Sale price From $357.41 USD
    Unit price /  per 
  • POLY600-SS-675 Polycast 600 Kit with DG0675 Transverse slot HDPE Plastic Grates with a Stainless Steel Edge

    POLYCAST® 600 Series Kit w/ DG0675 Plastic HDPE Grate & Stainless Edge

    POLYCAST® 600 Series Kit w/ DG0675 Plastic HDPE Grate & Stainless Edge

    Regular price From $255.52 USD
    Regular price Sale price From $255.52 USD
    Unit price /  per 
  • SS600 stainless steel channel with DG0641D slotted cast iron grate

    SS600 Stainless Steel Drain Kit w/ DG0641D Slotted Ductile Iron Grate | Class D

    SS600 Stainless Steel Drain Kit w/ DG0641D Slotted Ductile Iron Grate | Class D

    Regular price From $1,372.43 USD
    Regular price Sale price From $1,372.43 USD
    Unit price /  per 
  • ZF806-DGC ductile iron grate and fiber reinforced polymer trench drain

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

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

    Regular price From $2,239.80 USD
    Regular price Sale price From $2,239.80 USD
    Unit price /  per 
  • ULMA M100K w/Bronze Age™ Luna Ductile Iron Heel-Proof Grate - RAW

    ULMA M100K w/Bronze Age™ Luna Ductile Iron Heel-Proof Grate - RAW

    Sale

    ULMA M100K w/Bronze Age™ Luna Ductile Iron Heel-Proof Grate - RAW

    Regular price From $351.07 USD
    Regular price $391.38 USD Sale price From $351.07 USD
    Unit price /  per 
    Sale
  • 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 
  • New Image Coming Soon

    POLYCAST 500 Series Kit w/ DG0641D-G Slotted Ductile Iron-Galvanized Grate and HDPE Frame

    POLYCAST 500 Series Kit w/ DG0641D-G Slotted Ductile Iron-Galvanized Grate and HDPE Frame

    Regular price From $446.03 USD
    Regular price Sale price From $446.03 USD
    Unit price /  per 
  • POLYCAST 600-xx-DG0647R

    POLYCAST® 600 Vinyl Ester Series Kit with DG0647R Reinforced Stainless Slotted Grate

    POLYCAST® 600 Vinyl Ester Series Kit with DG0647R Reinforced Stainless Slotted Grate

    Regular price From $627.42 USD
    Regular price Sale price From $627.42 USD
    Unit price /  per 
  • ULMA D100_0.6 Vinyl Ester FRP 488 Grate

    ULMA D100 Drain Channel w/488 Slotted Fiberglass Grate - Class C

    Sale

    ULMA D100 Drain Channel w/488 Slotted Fiberglass Grate - Class C

    Regular price From $478.41 USD
    Regular price $553.91 USD Sale price From $478.41 USD
    Unit price /  per 
    Sale
  • New Image Coming Soon

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

    Sale

    ULMA M100V w/Bronze Age™ WAVE 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
  • 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 
  • ULMA D100_424 galvanized reinforced grate

    ULMA D100 Drain Channel w/ TDS 424 Slotted Reinforced Galvanized Grate - Class C

    Sale

    ULMA D100 Drain Channel w/ TDS 424 Slotted Reinforced Galvanized Grate - Class C

    Regular price From $295.00 USD
    Regular price $318.10 USD Sale price From $295.00 USD
    Unit price /  per 
    Sale
  • M100K w/Bronze Age™ Cathedral Ductile Iron Heel-Proof Grate - RAW

    M100K w/Bronze Age™ Cathedral Ductile Iron Heel-Proof Grate - RAW

    Sale

    M100K w/Bronze Age™ Cathedral Ductile Iron Heel-Proof Grate - RAW

    Regular price From $351.07 USD
    Regular price $391.38 USD Sale price From $351.07 USD
    Unit price /  per 
    Sale
  • POLYCAST 600 with DG0644 Fiberglass Grate POLY600-XX-644

    POLYCAST® 600 Vinyl Ester Series Kit with FG0644 Fiberglass

    POLYCAST® 600 Vinyl Ester Series Kit with FG0644 Fiberglass

    Regular price From $421.14 USD
    Regular price Sale price From $421.14 USD
    Unit price /  per 
  • POLY700-PE-646R

    POLYCAST®700 Kit w/DG0646R Reinforced Perforated Galvanized Grate-HDPE Frame

    POLYCAST®700 Kit w/DG0646R Reinforced Perforated Galvanized Grate-HDPE Frame

    Regular price From $377.11 USD
    Regular price Sale price From $377.11 USD
    Unit price /  per 
  • ULMA drain channel with stainless steel edge and ductile iron slotted grate

    ULMA U100KX w/ Ductile Iron Slotted Grate Class C (460)

    Sale

    ULMA U100KX w/ Ductile Iron Slotted Grate Class C (460)

    Regular price From $435.12 USD
    Regular price $549.43 USD Sale price From $435.12 USD
    Unit price /  per 
    Sale
  • POLYCAST 600 with DG0670

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

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

    Regular price From $307.48 USD
    Regular price Sale price From $307.48 USD
    Unit price /  per 
  • POLYCAST 600 Series Kit w/ DG0670G Gray Plastic Grate & Stainless Edging - Load Class A

    POLYCAST 600 Series Kit w/ DG0670G Gray Plastic Grate & Stainless Edging - Load Class A

    POLYCAST 600 Series Kit w/ DG0670G Gray Plastic Grate & Stainless Edging - Load Class A

    Regular price From $250.19 USD
    Regular price Sale price From $250.19 USD
    Unit price /  per 
  • ULMA U100KX with Black 480 Heel Proof Grate

    ULMA U100KX w/ Ductile Iron Heel-Proof Grate (480)

    Sale

    ULMA U100KX w/ Ductile Iron Heel-Proof Grate (480)

    Regular price From $156.77 USD
    Regular price $201.56 USD Sale price From $156.77 USD
    Unit price /  per 
    Sale
  • New Image Coming Soon

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

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

    Regular price From $2,431.80 USD
    Regular price Sale price From $2,431.80 USD
    Unit price /  per 
  • PCK6-DG0622 POLYCAST 600 with Galvanized Foam Perforated

    POLYCAST 600 Series Kit w/ DG0622 Foam Perforated Galvanized Grate | Load Class A

    POLYCAST 600 Series Kit w/ DG0622 Foam Perforated Galvanized Grate | Load Class A

    Regular price From $244.24 USD
    Regular price Sale price From $244.24 USD
    Unit price /  per 
  • ULMA D100_0.9 Vinyl Ester FRP 486 Grate

    ULMA D100 Drain Channel w/486 Slotted Fiberglass Grate - Class B

    Sale

    ULMA D100 Drain Channel w/486 Slotted Fiberglass Grate - Class B

    Regular price From $433.98 USD
    Regular price $496.78 USD Sale price From $433.98 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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