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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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      • Dura Slope
      • FP1200
      • Mini Channel
      • Polycast 600/700
      • Slim Channel
      • SS600
      • ULMA U100K(X)
      • All Drainage Systems
    • Grate Material
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  • Iron 18 x 18 decorative grate

    Iron Age IA-INTER-CB18-BF Class B Interlaken Cast Iron 18" x 18" Grate - BoOF

    Iron Age IA-INTER-CB18-BF Class B Interlaken Cast Iron 18" x 18" Grate - BoOF

    Regular price $717.86 USD
    Regular price Sale price $717.86 USD
    Unit price /  per 
  • NDS900-4-Catch-Basin (1)

    NDS 9" Catch Basin Kit with NDS Atrium Grate | Black

    NDS 9" Catch Basin Kit with NDS Atrium Grate | Black

    Regular price From $119.56 USD
    Regular price Sale price From $119.56 USD
    Unit price /  per 
  • USF 6235 24x24 Grate

    USF 6235 Slotted Gray Iron 24" X 24" Catch Basin Grate | Load Class D

    USF 6235 Slotted Gray Iron 24" X 24" Catch Basin Grate | Load Class D

    Regular price $485.30 USD
    Regular price Sale price $485.30 USD
    Unit price /  per 
  • NDS2418 NDS 24" Catch Basin Riser

    NDS 2418 Catch Basin Riser for 24 x 24 NDS Catch Basin

    NDS 2418 Catch Basin Riser for 24 x 24 NDS Catch Basin

    Regular price $372.67 USD
    Regular price Sale price $372.67 USD
    Unit price /  per 
  • NDS ds-240 galv steel catch basin trash basket

    NDS DS-240 Debris Basket Galvanized

    NDS DS-240 Debris Basket Galvanized

    Regular price $235.17 USD
    Regular price Sale price $235.17 USD
    Unit price /  per 
  • NDS-2outlet-catch-basin-4in-outlets-grn-atrium-grate-TDSdrains

    NDS 9" Catch Basin Kit with NDS Atrium Grate | Green

    NDS 9" Catch Basin Kit with NDS Atrium Grate | Green

    Regular price From $119.56 USD
    Regular price Sale price From $119.56 USD
    Unit price /  per 
  • NDS900-4-Catch-Basin (1)

    NDS 9" Catch Basin Kit with NDS Slotted Grate | Black

    NDS 9" Catch Basin Kit with NDS Slotted Grate | Black

    Regular price From $99.57 USD
    Regular price Sale price From $99.57 USD
    Unit price /  per 
  • NDS 1816 Catch Basin Riser

    NDS 1816 Catch Basin Riser for 18 x 18 NDS Catch Basin

    NDS 1816 Catch Basin Riser for 18 x 18 NDS Catch Basin

    Regular price $168.50 USD
    Regular price Sale price $168.50 USD
    Unit price /  per 
  • POLYCAST DG0653F Ductile Iron 24" X 24" Catch Basin Frame

    POLYCAST DG0653F Ductile Iron 24" X 24" Catch Basin Frame

    POLYCAST DG0653F Ductile Iron 24" X 24" Catch Basin Frame

    Regular price $477.23 USD
    Regular price Sale price $477.23 USD
    Unit price /  per 
  • DG0643

    POLYCAST® DG0643 Slotted Gray Iron Catch Basin Grate | Load Class E

    POLYCAST® DG0643 Slotted Gray Iron Catch Basin Grate | Load Class E

    Regular price $266.01 USD
    Regular price Sale price $266.01 USD
    Unit price /  per 
  • DG0685HD Cast Iron Transverse Slotted HD Grate

    POLYCAST® DG0685HD Transverse Slotted Ductile Iron Catch Basin Grate | Load Class E

    POLYCAST® DG0685HD Transverse Slotted Ductile Iron Catch Basin Grate | Load Class E

    Regular price $335.79 USD
    Regular price Sale price $335.79 USD
    Unit price /  per 
  • Catch Basin Riser Drawing-NDS1216

    NDS 1216 Catch Basin Riser for 12 x 12 NDS Catch Basin

    NDS 1216 Catch Basin Riser for 12 x 12 NDS Catch Basin

    Regular price $39.77 USD
    Regular price Sale price $39.77 USD
    Unit price /  per 
  • NDS250-Spee-D-basin

    6" Spee-D Basin 2 Outlet by NDS®

    6" Spee-D Basin 2 Outlet by NDS®

    Regular price $25.21 USD
    Regular price Sale price $25.21 USD
    Unit price /  per 
  • IA-Inter-CB12 Iron Age Interlaken 12" Catch Basin Grate in Raw Cast Iron

    Iron Age IA-INTER-CB12 Class B Interlaken Raw Cast Iron 12" x 12" Grate

    Iron Age IA-INTER-CB12 Class B Interlaken Raw Cast Iron 12" x 12" Grate

    Regular price $231.66 USD
    Regular price Sale price $231.66 USD
    Unit price /  per 
  • Catch Basin Riser Drawing-NDS1216

    NDS 916 Catch Basin Riser for 9 x 9 NDS Catch Basin

    NDS 916 Catch Basin Riser for 9 x 9 NDS Catch Basin

    Regular price $38.78 USD
    Regular price Sale price $38.78 USD
    Unit price /  per 
  • NDS101 Spee-D Basin 1 outlet (3"/4")

    6" Spee-D Basin 1 Outlet by NDS®

    6" Spee-D Basin 1 Outlet by NDS®

    Regular price $25.21 USD
    Regular price Sale price $25.21 USD
    Unit price /  per 
  • NDS catch basin filter - side view

    NDS 900FF Filter for NDS 900 Series Catch Basin

    NDS 900FF Filter for NDS 900 Series Catch Basin

    Regular price $36.26 USD
    Regular price Sale price $36.26 USD
    Unit price /  per 
  • FG-MESH-CB18 fiberglass catch basin 18 inch grate

    FG-MESH-CB18 Class A Fiberglass 18" x 18" x 1" Catch Basin Grate - Dark Grey

    FG-MESH-CB18 Class A Fiberglass 18" x 18" x 1" Catch Basin Grate - Dark Grey

    Regular price $153.05 USD
    Regular price Sale price $153.05 USD
    Unit price /  per 
  • IA-Loc-CB12-BF Iron Age Locust Catch Basin Grate 12x12" in Baked on Oil Finish

    Iron Age IA-LOC-CB12-BF Class B Locust Cast Iron 12" x 12" Grate - BoOF

    Iron Age IA-LOC-CB12-BF Class B Locust Cast Iron 12" x 12" Grate - BoOF

    Regular price $311.74 USD
    Regular price Sale price $311.74 USD
    Unit price /  per 
  • Iron 18 x 18 decorative grate

    Iron Age IA-INTER-CB18 Class B Interlaken Cast Iron 18" x 18" Grate - RAW

    Iron Age IA-INTER-CB18 Class B Interlaken Cast Iron 18" x 18" Grate - RAW

    Regular price $604.89 USD
    Regular price Sale price $604.89 USD
    Unit price /  per 
  • NDS1218 botanical black catch basin grate

    NDS 1218 Class B ADA Compliant Botanical HDPE 12" x 12" Grate - Black

    NDS 1218 Class B ADA Compliant Botanical HDPE 12" x 12" Grate - Black

    Regular price $90.92 USD
    Regular price Sale price $90.92 USD
    Unit price /  per 
  • DA0651TC Polycast debris basket

    POLYCAST DA0651TC Debris Basket Stainless Steel

    POLYCAST DA0651TC Debris Basket Stainless Steel

    Regular price $559.63 USD
    Regular price Sale price $559.63 USD
    Unit price /  per 
  • DA0651TA POLYCAST Debris Basket - Plastic - Wide

    POLYCAST DA0651TA Debris Basket HDPE

    POLYCAST DA0651TA Debris Basket HDPE

    Regular price $440.89 USD
    Regular price Sale price $440.89 USD
    Unit price /  per 
  • IA-LOC-CB12 Iron Age Locust Grate 12x12"

    Iron Age IA-LOC-CB12 Class B Locust Cast Iron 12" x 12" Grate - RAW

    Iron Age IA-LOC-CB12 Class B Locust Cast Iron 12" x 12" Grate - RAW

    Regular price $231.66 USD
    Regular price Sale price $231.66 USD
    Unit price /  per 
  • IA-Inter-CB12-BF Iron Age Interlaken 12" Catch Basin Grate in Baked on Oil Finish Cast Iron

    Iron Age IA-INTER-CB12-BF Class B Interlaken Cast Iron 12" x 12" Grate - BoOF

    Iron Age IA-INTER-CB12-BF Class B Interlaken Cast Iron 12" x 12" Grate - BoOF

    Regular price $311.74 USD
    Regular price Sale price $311.74 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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