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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
    • Channel Materials
      • 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
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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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  • ZURN Z884 Drainage Kit w/ P4-HPP-WHITE HDPE Slotted Class A Grates

    ZURN Z884 Drainage Kit w/ P4-HPP-WHITE HDPE Slotted Class A Grates

    ZURN Z884 Drainage Kit w/ P4-HPP-WHITE HDPE Slotted Class A Grates

    Regular price From $316.38 USD
    Regular price Sale price From $316.38 USD
    Unit price /  per 
  • New Image Coming Soon

    POLYCAST 500 Series Kit w/ DG0646R Reinforced Perforated Galvanized Grate- HDPE Frame

    POLYCAST 500 Series Kit w/ DG0646R Reinforced Perforated Galvanized Grate- HDPE Frame

    Regular price From $779.52 USD
    Regular price Sale price From $779.52 USD
    Unit price /  per 
  • HYDROPLUS 90 Degree with channels

    ULMA HYDROPLUS Corner Tee Kit | HYDRO-TEE

    Sale

    ULMA HYDROPLUS Corner Tee Kit | HYDRO-TEE

    Regular price $95.34 USD
    Regular price $122.58 USD Sale price $95.34 USD
    Unit price /  per 
    Sale
  • NDS 253S - Box of 12 - Class B ADA Compliant Heel-Proof Wave HDPE 4" x 24" Grate - SAND

    NDS 253S - Box of 12 - Class B ADA Compliant Heel-Proof Wave HDPE 4" x 24" Grate - SAND

    NDS 253S - Box of 12 - Class B ADA Compliant Heel-Proof Wave HDPE 4" x 24" Grate - SAND

    Regular price $665.06 USD
    Regular price Sale price $665.06 USD
    Unit price /  per 
  • POLYCAST 500 Series Kit with DG0646 Perforated Galvanized Grate

    POLYCAST 500 Series Kit with DG0646 Perforated Galvanized Grate

    POLYCAST 500 Series Kit with DG0646 Perforated Galvanized Grate

    Regular price From $292.07 USD
    Regular price Sale price From $292.07 USD
    Unit price /  per 
  • ULMA M100K_Galvanized Heel Proof 406

    M100K w/ Galv. Steel Heel-proof Mesh Grate (406)-ULMA

    Sale

    M100K w/ Galv. Steel Heel-proof Mesh Grate (406)-ULMA

    Regular price From $286.50 USD
    Regular price $358.36 USD Sale price From $286.50 USD
    Unit price /  per 
    Sale
  • ULMA U100KX with Stainless Steel Edge and Stainless Steel Slotted Grate

    ULMA U100KX w/ Stainless Steel Slotted Grate (450)

    Sale

    ULMA U100KX w/ Stainless Steel Slotted Grate (450)

    Regular price From $464.65 USD
    Regular price $587.41 USD Sale price From $464.65 USD
    Unit price /  per 
    Sale
  • POLYCAST500 with SS Edging and SS Square Deco Grate

    POLYCAST 500 Kit w/ Stainless Steel Edging and DG0633 Square Deco Grate | Class A

    POLYCAST 500 Kit w/ Stainless Steel Edging and DG0633 Square Deco Grate | Class A

    Regular price From $508.56 USD
    Regular price Sale price From $508.56 USD
    Unit price /  per 
  • NDS Dura Slope Stainless Steel Perforated Grate NDS226

    NDS Dura Slope Kit with DS-228 Galvanized Perforated Grate

    NDS Dura Slope Kit with DS-228 Galvanized Perforated Grate

    Regular price From $489.44 USD
    Regular price Sale price From $489.44 USD
    Unit price /  per 
  • New Image Coming Soon

    ULMA M100KX w/465 Ductile Iron Slotted Grate Class C

    Sale

    ULMA M100KX w/465 Ductile Iron Slotted Grate Class C

    Regular price From $300.85 USD
    Regular price $376.80 USD Sale price From $300.85 USD
    Unit price /  per 
    Sale
  • NDS-Dura-XX-601BF

    NDS® Dura Slope Kit with DS-601-BF Cast Iron Weave Grate - BoOF

    NDS® Dura Slope Kit with DS-601-BF Cast Iron Weave Grate - BoOF

    Regular price From $594.97 USD
    Regular price Sale price From $594.97 USD
    Unit price /  per 
  • New Image Coming Soon

    ZURN Z884 Drainage Kit w/ P4-FS Slotted Stainless Steel Class A Grates - Stainless Frame

    ZURN Z884 Drainage Kit w/ P4-FS Slotted Stainless Steel Class A Grates - Stainless Frame

    Regular price From $766.60 USD
    Regular price Sale price From $766.60 USD
    Unit price /  per 
  • NDS 251 - Box of 12 - Class B ADA Compliant Slotted HDPE 4" x 24" Grate - BRICK RED

    NDS 251 - Box of 12 - Class B ADA Compliant Slotted HDPE 4" x 24" Grate - BRICK RED

    NDS 251 - Box of 12 - Class B ADA Compliant Slotted HDPE 4" x 24" Grate - BRICK RED

    Regular price $497.05 USD
    Regular price Sale price $497.05 USD
    Unit price /  per 
  • U100KM-FNHX100KCCM-1 cast iron heel-proof grate polymer concrete galv edge ULMA channel

    ULMA U100K Drainage Kit with 480 Ductile Iron Heel-Proof Grate

    Sale

    ULMA U100K Drainage Kit with 480 Ductile Iron Heel-Proof Grate

    Regular price From $332.15 USD
    Regular price $417.06 USD Sale price From $332.15 USD
    Unit price /  per 
    Sale
  • DA6020A-Galvanized Edge POLYCAST

    POLYCAST DA0620AH Channel/Edge Protectors Galvanized Steel 24" (Set of 2)

    POLYCAST DA0620AH Channel/Edge Protectors Galvanized Steel 24" (Set of 2)

    Regular price $65.50 USD
    Regular price Sale price $65.50 USD
    Unit price /  per 
  • New Image Coming Soon

    Zurn ZF806 Flo-Thru® Drain with P6-FG Galvanized Grate - HD Z Frame

    Zurn ZF806 Flo-Thru® Drain with P6-FG Galvanized Grate - HD Z Frame

    Regular price From $2,055.80 USD
    Regular price Sale price From $2,055.80 USD
    Unit price /  per 
  • NDS 242 - Box of 12 - Class B ADA Compliant Slotted HDPE 4" x 24" Grate - GREEN

    NDS 242 - Box of 12 - Class B ADA Compliant Slotted HDPE 4" x 24" Grate - GREEN

    NDS 242 - Box of 12 - Class B ADA Compliant Slotted HDPE 4" x 24" Grate - GREEN

    Regular price $461.21 USD
    Regular price Sale price $461.21 USD
    Unit price /  per 
  • Spee-D BA Transverse Slotted Galvanized Grate

    Bronze Age™ TDS-SLOT-0424 Galvanized Steel 4.09" x 24" Grate

    Bronze Age™ TDS-SLOT-0424 Galvanized Steel 4.09" x 24" Grate

    Regular price $62.70 USD
    Regular price Sale price $62.70 USD
    Unit price /  per 
  • Gray 45 Degree Spee-D channel elbow

    45 Degree Elbow for NDS Spee-D Channel

    45 Degree Elbow for NDS Spee-D Channel

    Regular price $108.20 USD
    Regular price Sale price $108.20 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 
  • ZURN Z884 Drainage Kit w/ P4-HPP-WHITE HDPE Slotted Grate - Vandal Proof Locks & Bottom Outlet

    ZURN Z884 Drainage Kit w/ P4-HPP-WHITE HDPE Slotted Grate - Vandal Proof Locks & Bottom Outlet

    ZURN Z884 Drainage Kit w/ P4-HPP-WHITE HDPE Slotted Grate - Vandal Proof Locks & Bottom Outlet

    Regular price From $399.80 USD
    Regular price Sale price From $399.80 USD
    Unit price /  per 
  • 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 
  • IA-INTER-0520-HP-BF Iron Age Interlaken Baked on Oil Finish

    Iron Age IA-INTER-0520-HP-BF 5" HP Interlaken Cast Iron Grates Class B | BoOF

    Iron Age IA-INTER-0520-HP-BF 5" HP Interlaken Cast Iron Grates Class B | BoOF

    Regular price $233.09 USD
    Regular price Sale price $233.09 USD
    Unit price /  per 
  • NDS-BK-Wave-cast-iron-grate-TDSdrains

    NDS 253CI-BF Class B ADA Compliant Wave Ductile Iron 4" x 24" Grate - BoOF

    NDS 253CI-BF Class B ADA Compliant Wave Ductile Iron 4" x 24" Grate - BoOF

    Regular price $201.72 USD
    Regular price Sale price $201.72 USD
    Unit price /  per 
  • POLYCAST 600 -SS

    POLYCAST® 600 Vinyl Ester Series Kit with DG0641D Slotted Ductile Iron Grate & Stainless Edge

    POLYCAST® 600 Vinyl Ester Series Kit with DG0641D Slotted Ductile Iron Grate & Stainless Edge

    Regular price From $356.39 USD
    Regular price Sale price From $356.39 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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