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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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      • Plastic
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      • Stainless Steel
      • Pour in Place (Concrete)
      • All Channel Materials
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      • Load Class A
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      • Load Class D
      • Load Class E
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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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  • ULMA D100-460

    ULMA D100 Drain Channel w/460 Slotted Ductile Iron Grate - Class C

    Sale

    ULMA D100 Drain Channel w/460 Slotted Ductile Iron Grate - Class C

    Regular price From $297.03 USD
    Regular price $320.70 USD Sale price From $297.03 USD
    Unit price /  per 
    Sale
  • Botanical Natural in Grey Mini channel

    NDS 3" Gray Mini Channel Kit with NDS Botanical Grate - Natural

    NDS 3" Gray Mini Channel Kit with NDS Botanical Grate - Natural

    Regular price From $293.70 USD
    Regular price Sale price From $293.70 USD
    Unit price /  per 
  • DP0600 POLYCAST 600 channel

    POLYCAST 600 Sloped Channel Kit - w/o Grates

    POLYCAST 600 Sloped Channel Kit - w/o Grates

    Regular price From $192.44 USD
    Regular price Sale price From $192.44 USD
    Unit price /  per 
  • POLYCAST 600 with DG0630 Stainless steel Cathedral Grate

    POLYCAST 600 Series Kit w/ DG0630 Cathedral Stainless Steel Grate | Load Class A

    POLYCAST 600 Series Kit w/ DG0630 Cathedral Stainless Steel Grate | Load Class A

    Regular price From $283.07 USD
    Regular price Sale price From $283.07 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 
  • U100KM-Locust-boof cast iron deco ironage grate polymer concrete ULMA channel galv edge

    ULMA U100K Drainage Kit with Iron Age Locust Grate | Baked on Oil Finish

    Sale

    ULMA U100K Drainage Kit with Iron Age Locust Grate | Baked on Oil Finish

    Regular price From $722.26 USD
    Regular price $785.42 USD Sale price From $722.26 USD
    Unit price /  per 
    Sale
  • MV+200KX-661

    ULMA MV+200KX w/ 661 Ductile Iron 9X20 Slotted Grate Class E

    Sale

    ULMA MV+200KX w/ 661 Ductile Iron 9X20 Slotted Grate Class E

    Regular price From $267.63 USD
    Regular price $344.10 USD Sale price From $267.63 USD
    Unit price /  per 
    Sale
  • POLYCAST®700 Series Kit w/ DG0655R Wedge Wire Grate & HDPE Frame | Load Class C

    POLYCAST®700 Series Kit w/ DG0655R Wedge Wire Grate & HDPE Frame | Load Class C

    POLYCAST®700 Series Kit w/ DG0655R Wedge Wire Grate & HDPE Frame | Load Class C

    Regular price From $546.58 USD
    Regular price Sale price From $546.58 USD
    Unit price /  per 
  • NDS-Dura-Slope-DS-661-TDSdrains gray slotted

    NDS® DS-661 Class B ADA Compliant Slotted Polyolefin 6" x 24" Grate - DARK GRAY

    NDS® DS-661 Class B ADA Compliant Slotted Polyolefin 6" x 24" Grate - DARK GRAY

    Regular price $66.70 USD
    Regular price Sale price $66.70 USD
    Unit price /  per 
  • NDS70-3inch-atrium-grate-green

    NDS 070 Atrium HDPE 3" Dia. Grate

    NDS 070 Atrium HDPE 3" Dia. Grate

    Regular price $11.59 USD
    Regular price Sale price $11.59 USD
    Unit price /  per 
  • DP0650-SS-647

    POLYCAST® DP0650 Inline Catch Basin w/DG0647H Slotted Stainless Grate & Edge

    POLYCAST® DP0650 Inline Catch Basin w/DG0647H Slotted Stainless Grate & Edge

    Regular price $549.38 USD
    Regular price Sale price $549.38 USD
    Unit price /  per 
  • TP0650S-AA-646R

    TV0750S (Shallow) Catch Basin Kit w/ DG0646RH for POLYCAST®-Ductile Iron Frame

    TV0750S (Shallow) Catch Basin Kit w/ DG0646RH for POLYCAST®-Ductile Iron Frame

    Regular price $654.25 USD
    Regular price Sale price $654.25 USD
    Unit price /  per 
  • POLYCAST 700-PE-669-DK-TDSdrains

    POLYCAST® 700 Vinyl Ester Kit w/DG0669 Stainless Steel Bar Grate & HDPE Frame

    POLYCAST® 700 Vinyl Ester Kit w/DG0669 Stainless Steel Bar Grate & HDPE Frame

    Regular price From $1,668.82 USD
    Regular price Sale price From $1,668.82 USD
    Unit price /  per 
  • ULMA polymer concrete linear channel with stainless steel edge with Iron Age Raw Cast Iron Locust grate

    ULMA M100KX w/ Iron Age Locust 5x20 Grate-RAW

    Sale

    ULMA M100KX w/ Iron Age Locust 5x20 Grate-RAW

    Regular price From $600.77 USD
    Regular price $662.72 USD Sale price From $600.77 USD
    Unit price /  per 
    Sale
  • PCK5-DG0644SP-SE POLCYAST 500 with Steel Edge and DG0644SP Fiberglass Grates

    POLYCAST 500 Series Kit w/ FG0644SP Vinyl-Ester Bar 3/8" Spacing Grate and Stainless Edge

    POLYCAST 500 Series Kit w/ FG0644SP Vinyl-Ester Bar 3/8" Spacing Grate and Stainless Edge

    Regular price From $635.18 USD
    Regular price Sale price From $635.18 USD
    Unit price /  per 
  • NDS900-catch-basin 9x9 NDS

    NDS 9" Catch Basin Kit with Iron Age Interlaken Grate | Baked on Oil Finish

    NDS 9" Catch Basin Kit with Iron Age Interlaken Grate | Baked on Oil Finish

    Regular price From $328.99 USD
    Regular price Sale price From $328.99 USD
    Unit price /  per 
  • POLY600-SS-647-DK stainless steel edge stainless steel slotted grate polymer concrete channel Polycast

    POLYCAST® 600 Vinyl Ester Series Kit with DG0647 Slotted Stainless Grate & Stainless Edge

    POLYCAST® 600 Vinyl Ester Series Kit with DG0647 Slotted Stainless Grate & Stainless Edge

    Regular price From $444.68 USD
    Regular price Sale price From $444.68 USD
    Unit price /  per 
  • POLY700-PE-655R

    POLYCAST®700 Vinyl Ester Kit w/DG0655R Reinforced Wedge Wire Stainless Grate-HDPE Frame

    POLYCAST®700 Vinyl Ester Kit w/DG0655R Reinforced Wedge Wire Stainless Grate-HDPE Frame

    Regular price From $930.56 USD
    Regular price Sale price From $930.56 USD
    Unit price /  per 
  • POLY500-AA-692-TDSdrains cast iron frame with Patriot cast iron grate shallow POLYCAST polymer concrete channel

    POLYCAST 500 Series Kit with DG0692 Patriot Ductile Iron Grate and Frame

    POLYCAST 500 Series Kit with DG0692 Patriot Ductile Iron Grate and Frame

    Regular price From $574.94 USD
    Regular price Sale price From $574.94 USD
    Unit price /  per 
  • ULMA drain channel with stainless steel edge and Iron Age Greek Key grate

    ULMA U100KX Drain Channel w/ Iron Age Greek Key Grate-RAW

    Sale

    ULMA U100KX Drain Channel w/ Iron Age Greek Key Grate-RAW

    Regular price From $289.62 USD
    Regular price $322.52 USD Sale price From $289.62 USD
    Unit price /  per 
    Sale
  • POLYCAST 600 with DG0644SP Fiberglass FRP Bar Grate

    POLYCAST® 600 Vinyl Ester Series Kit with FG0644SP Slotted Fiberglass Grate

    POLYCAST® 600 Vinyl Ester Series Kit with FG0644SP Slotted Fiberglass Grate

    Regular price From $421.14 USD
    Regular price Sale price From $421.14 USD
    Unit price /  per 
  • Catch Basin PCK6-CB06S-DG0632-SE FOAM with SS Edging

    TP0650S (Shallow) Catch Basin Kit w/ DG0632H & Stainless Edge for POLYCAST®

    TP0650S (Shallow) Catch Basin Kit w/ DG0632H & Stainless Edge for POLYCAST®

    Regular price $438.03 USD
    Regular price Sale price $438.03 USD
    Unit price /  per 
  • POLY600-SS-644SP Polycast 600 with Stainless steel edge and a fiberglass DG0644SP grate

    POLYCAST® 600 Vinyl Ester Series Kit with FG0644SP Slotted Fiberglass Grate & Stainless Edge

    POLYCAST® 600 Vinyl Ester Series Kit with FG0644SP Slotted Fiberglass Grate & Stainless Edge

    Regular price From $463.43 USD
    Regular price Sale price From $463.43 USD
    Unit price /  per 
  • POLY600-xx-675D-TDsdrains cast iron transverse ada grate polymer concrete channel Polycast

    POLYCAST® 600 Vinyl Ester Series Kit w/ DG0675HD Transverse Slotted Ductile Iron Grate

    POLYCAST® 600 Vinyl Ester Series Kit w/ DG0675HD Transverse Slotted Ductile Iron Grate

    Regular price From $325.14 USD
    Regular price Sale price From $325.14 USD
    Unit price /  per 
  • POLY600-XX-675

    POLYCAST® 600 Vinyl Ester Series Kit w/ DG0675 Transverse Slotted HDPE Grate

    POLYCAST® 600 Vinyl Ester Series Kit w/ DG0675 Transverse Slotted HDPE Grate

    Regular price From $315.12 USD
    Regular price Sale price From $315.12 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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