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Drainage Kits
  • Shop All
  • 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
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      • Pour in Place (Concrete)
      • All Channel Materials
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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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      • Stainless Steel
      • All Grate Materials
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  • New Image Coming Soon

    POLYCAST 500 Series Kit with DG0641D-G Slotted Ductile Iron-Galvanized Grate

    POLYCAST 500 Series Kit with DG0641D-G Slotted Ductile Iron-Galvanized Grate

    Regular price From $368.66 USD
    Regular price Sale price From $368.66 USD
    Unit price /  per 
  • New Image Coming Soon

    POLYCAST 500 Series Kit with DG0641D-G Slotted Ductile Iron-Galvanized Grate and Ductile Frame

    POLYCAST 500 Series Kit with DG0641D-G Slotted Ductile Iron-Galvanized Grate and Ductile Frame

    Regular price From $519.81 USD
    Regular price Sale price From $519.81 USD
    Unit price /  per 
  • TP0650S Catch basin with DG0655R Stainless Steel Reinforced Wedge Wire Grate

    TP0650S (Shallow) Catch Basin Kit w/ DG0655RH for POLYCAST®

    TP0650S (Shallow) Catch Basin Kit w/ DG0655RH for POLYCAST®

    Regular price $598.50 USD
    Regular price Sale price $598.50 USD
    Unit price /  per 
  • POLYCST 600-SS Edge and DG0633 SS SQUARE DECO grate

    POLYCAST®600 Kit w/DG0633 Square Deco Perf Stainless Steel Grate & Edging | Load Class A

    POLYCAST®600 Kit w/DG0633 Square Deco Perf Stainless Steel Grate & Edging | Load Class A

    Regular price From $327.18 USD
    Regular price Sale price From $327.18 USD
    Unit price /  per 
  • POLY700-AA-675D-TDSdrains cast iron frame transverse cast iron grate polymer concrete channel Polycast

    POLYCAST 700 Series Kit w/ DG0675HD ADA Transverse Slotted Ductile Iron Grate & Frame

    POLYCAST 700 Series Kit w/ DG0675HD ADA Transverse Slotted Ductile Iron Grate & Frame

    Regular price From $312.89 USD
    Regular price Sale price From $312.89 USD
    Unit price /  per 
  • TP0650S Catch Basin with DG0633 SS Square Deco and SS Edging

    TP0650S (Shallow) Catch Basin Kit w/ DG0633H & Stainless Edge for POLYCAST®

    TP0650S (Shallow) Catch Basin Kit w/ DG0633H & Stainless Edge for POLYCAST®

    Regular price $441.00 USD
    Regular price Sale price $441.00 USD
    Unit price /  per 
  • TP0650S-GS-621 Catch Basin w/ Galvanized DG0621 transverse slotted grate and edging

    TP0650S (Shallow) Catch Basin Kit w/ DG0621H & Galvanized Edge for POLYCAST®

    TP0650S (Shallow) Catch Basin Kit w/ DG0621H & Galvanized Edge for POLYCAST®

    Regular price $398.05 USD
    Regular price Sale price $398.05 USD
    Unit price /  per 
  • New Image Coming Soon

    TP0650S (Shallow) Catch Basin Kit w/ DG0641D-G & Galvanized Edge for POLYCAST®

    TP0650S (Shallow) Catch Basin Kit w/ DG0641D-G & Galvanized Edge for POLYCAST®

    Regular price $392.99 USD
    Regular price Sale price $392.99 USD
    Unit price /  per 
  • New Image Coming Soon

    POLYCAST 500 Series Kit with DG0641D-G Slotted Ductile Iron-Galvanized Grate and Galvanized Edging

    POLYCAST 500 Series Kit with DG0641D-G Slotted Ductile Iron-Galvanized Grate and Galvanized Edging

    Regular price From $368.97 USD
    Regular price Sale price From $368.97 USD
    Unit price /  per 
  • DA0642F-TDS polycast grate lockdown for fiberglass grates

    TDS-DA0642F POLYCAST® Locking Device

    TDS-DA0642F POLYCAST® Locking Device

    Regular price $31.00 USD
    Regular price Sale price $31.00 USD
    Unit price /  per 
  • TP0650S - DG0675HD-GE Catch Basin w/ Cast Iron Transverse Slotted Grate and Galvanized Edging

    TP0650S (Shallow) Catch Basin Kit w/ DG0675HD & Galvanized Edge for POLYCAST®

    TP0650S (Shallow) Catch Basin Kit w/ DG0675HD & Galvanized Edge for POLYCAST®

    Regular price $386.10 USD
    Regular price Sale price $386.10 USD
    Unit price /  per 
  • PCK7-DG0692 Polycast 700 Channel with Ductile Iron Frame and DG0692 Patriot Grate

    POLYCAST® 700 Kit w/ DG0692 Patriot Ductile Iron Grate & HDPE Frame

    POLYCAST® 700 Kit w/ DG0692 Patriot Ductile Iron Grate & HDPE Frame

    Regular price From $342.20 USD
    Regular price Sale price From $342.20 USD
    Unit price /  per 
  • TDS-POLYCAST DA0642H Locking Device for 700 series Galvanized Grates

    TDS-POLYCAST DA0642H Locking Device for 700 series Galvanized Grates

    TDS-POLYCAST DA0642H Locking Device for 700 series Galvanized Grates

    Regular price $25.10 USD
    Regular price Sale price $25.10 USD
    Unit price /  per 
  • POLY600-SS-641D-TDSdrains stainless steel edge slotted cast iron grate polymer concrete channel Polycast

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

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

    Regular price From $237.04 USD
    Regular price Sale price From $237.04 USD
    Unit price /  per 
  • DA0642BHS TDS Locking Device

    TDS-POLYCAST DA0642BHS Hold-Down Device for 700 Series Steel Bar Grates

    TDS-POLYCAST DA0642BHS Hold-Down Device for 700 Series Steel Bar Grates

    Regular price $25.10 USD
    Regular price Sale price $25.10 USD
    Unit price /  per 
  • TP0650S Catch basin with DG0640-GE Galvanized Slotted with Edging

    TP0650S (Shallow) Catch Basin Kit w/ DG0640H & Galvanized Edge for POLYCAST®

    TP0650S (Shallow) Catch Basin Kit w/ DG0640H & Galvanized Edge for POLYCAST®

    Regular price $368.61 USD
    Regular price Sale price $368.61 USD
    Unit price /  per 
  • POLYCAST 600 with Stainless Steel Edge and DG0670

    POLYCAST® 600 Series Kit w/ Stainless Steel Edge & DG0670 Plastic Grate | Load Class A

    POLYCAST® 600 Series Kit w/ Stainless Steel Edge & DG0670 Plastic Grate | Load Class A

    Regular price From $247.87 USD
    Regular price Sale price From $247.87 USD
    Unit price /  per 
  • DP0650-Catch Basin

    POLYCAST® DP0750 Inline Catch Basin w/FG0644SPH Fiberglass Slot Grate & DI Frame

    POLYCAST® DP0750 Inline Catch Basin w/FG0644SPH Fiberglass Slot Grate & DI Frame

    Regular price $597.71 USD
    Regular price Sale price $597.71 USD
    Unit price /  per 
  • PCK6-CB06S-DG0669-SE TDS for Polycast 650 Shallow Catch Basin with Stainless Steel Edge and 669 Stainless Bar Grate

    TP0650S (Shallow) Catch Basin Kit w/ DG0669 & Stainless Edge for POLYCAST®

    TP0650S (Shallow) Catch Basin Kit w/ DG0669 & Stainless Edge for POLYCAST®

    Regular price $892.31 USD
    Regular price Sale price $892.31 USD
    Unit price /  per 
  • PCK6-CB06S-DG0644SP Catch Basin w/ fiberglass grate

    TP0650S (Shallow) Catch Basin Kit w/ FG0644SPH for POLYCAST®

    TP0650S (Shallow) Catch Basin Kit w/ FG0644SPH for POLYCAST®

    Regular price $436.10 USD
    Regular price Sale price $436.10 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 
  • DG0644SP-TDG-TDSdrains fiberglass grate .38 spacing Polycast

    POLYCAST FG0644SP Class C Spacing 3/8" Fiberglass BAR 6" x 48" Grate

    POLYCAST FG0644SP Class C Spacing 3/8" Fiberglass BAR 6" x 48" Grate

    Regular price $282.33 USD
    Regular price Sale price $282.33 USD
    Unit price /  per 
  • POLYCST 600 with DG0623 Galv Edge and Galv SQUARE DECO grate

    POLYCAST 600 Series Kit w/ DG0623 Square Deco Galvanized Steel Class A Grate and Edging

    POLYCAST 600 Series Kit w/ DG0623 Square Deco Galvanized Steel Class A Grate and Edging

    Regular price From $274.60 USD
    Regular price Sale price From $274.60 USD
    Unit price /  per 
  • TP0650S-DG0675HD-CF Catch Basin w/ Transverse Slotted Ductile Iron Grate with Cast Iron Frame

    TP0750S (Shallow) Catch Basin Kit w/ DG0675HD for POLYCAST®-Ductile Iron Frame

    TP0750S (Shallow) Catch Basin Kit w/ DG0675HD for POLYCAST®-Ductile Iron Frame

    Regular price $408.62 USD
    Regular price Sale price $408.62 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 HYDROPLUS Mini w/ BARS Ductile Iron Grate Class C

    ULMA HYDROPLUS Mini w/ BARS Ductile Iron Grate Class C

    $237.16 $183.00
  • ULMA HYDROPLUS Mini w/ FERN Ductile Iron Grate Class C

    ULMA HYDROPLUS Mini w/ FERN Ductile Iron Grate Class C

    $237.16 $183.00
  • ULMA HYDROPLUS Mini w/ CATHEDRAL Ductile Iron Grate Class C

    ULMA HYDROPLUS Mini w/ CATHEDRAL Ductile Iron Grate Class C

    $237.16 $183.00
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