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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
    • Channel Materials
      • Fiberglass
      • Plastic
      • Polymer Concrete
      • Stainless Steel
      • 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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Products Blogs
  • MCKS-IA-Loc-BF-TDSdrains Sand Mini Channel with Decorative BoOF Iron Age Locust Grate

    NDS 3" Sand Mini Channel Kit with Iron Age Locust Grate - Baked on Oil Finish

    NDS 3" Sand Mini Channel Kit with Iron Age Locust Grate - Baked on Oil Finish

    Regular price From $406.67 USD
    Regular price Sale price From $406.67 USD
    Unit price /  per 
  • MCK-IA-LOC-BF

    NDS 3" Gray Mini Channel Kit with Iron Age Locust Grate - Baked on Oil Finish

    NDS 3" Gray Mini Channel Kit with Iron Age Locust Grate - Baked on Oil Finish

    Regular price From $400.64 USD
    Regular price Sale price From $400.64 USD
    Unit price /  per 
  • NDS mini-channel-carbochon deco Iron Age grate

    NDS 3" Gray Mini Channel Kit with Iron Age Carbochon Grate - Baked on Oil Finish

    NDS 3" Gray Mini Channel Kit with Iron Age Carbochon Grate - Baked on Oil Finish

    Regular price From $352.02 USD
    Regular price Sale price From $352.02 USD
    Unit price /  per 
  • MCKS-IA-QUE-HP Mini Channel with raw Que grate

    NDS 3" Sand Mini Channel Kit with Iron Age QUE Grate - Natural

    NDS 3" Sand Mini Channel Kit with Iron Age QUE Grate - Natural

    Regular price From $299.42 USD
    Regular price Sale price From $299.42 USD
    Unit price /  per 
  • BA-SLOT-0312-BF TDS Bronze Age Slotted Ductile Iron Grate with BoOF

    TDS® 3" Sand Max Mini w/ Bronze Age™ Slot Grate - BoOF & Oil Rubbed Bronze Edge

    TDS® 3" Sand Max Mini w/ Bronze Age™ Slot Grate - BoOF & Oil Rubbed Bronze Edge

    Regular price From $710.66 USD
    Regular price Sale price From $710.66 USD
    Unit price /  per 
  • ULMA U100K Drainage Kit w/ TDS Bronze Age Fern Ductile Iron Grate-RAW

    ULMA U100K Drainage Kit w/ TDS Bronze Age Fern Ductile Iron Grate-RAW

    Sale

    ULMA U100K Drainage Kit w/ TDS Bronze Age Fern Ductile Iron Grate-RAW

    Regular price From $155.28 USD
    Regular price $174.64 USD Sale price From $155.28 USD
    Unit price /  per 
    Sale
  • MAX Mini with Oil Rubbed Veneer Edging with Brushed Bronze Slotted Grate

    TDS™ 3" MAX Mini w/ Brushed Bronze Slotted Grates - Sand Channel

    TDS™ 3" MAX Mini w/ Brushed Bronze Slotted Grates - Sand Channel

    Regular price From $1,198.59 USD
    Regular price Sale price From $1,198.59 USD
    Unit price /  per 
  • Iron Age Paradise 5 inch grate

    Iron Age IA-PAR-0520-BF / PA5-20I21 Class B Paradise Cast Iron 122mm x 494mm Grate - RAW

    Iron Age IA-PAR-0520-BF / PA5-20I21 Class B Paradise Cast Iron 122mm x 494mm Grate - RAW

    Regular price $174.46 USD
    Regular price Sale price $174.46 USD
    Unit price /  per 
  • NDS913-ductile-iron-grate

    NDS 913 Class D Slotted Cast Iron 9" x 9" Grate

    NDS 913 Class D Slotted Cast Iron 9" x 9" Grate

    Regular price $161.57 USD
    Regular price Sale price $161.57 USD
    Unit price /  per 
  • DG0646R Galvanized Grates

    POLYCAST DG0646R Class C ADA Compliant Perforated Reinforced Galvanized 6" x 48" Grate

    POLYCAST DG0646R Class C ADA Compliant Perforated Reinforced Galvanized 6" x 48" Grate

    Regular price $459.03 USD
    Regular price Sale price $459.03 USD
    Unit price /  per 
  • ZURN P4-FG Galvanized Steel Slotted 4" x 40" Grate - Class A

    ZURN P4-FG Galvanized Steel Slotted 4" x 40" Grate - Class A

    ZURN P4-FG Galvanized Steel Slotted 4" x 40" Grate - Class A

    Regular price $108.00 USD
    Regular price Sale price $108.00 USD
    Unit price /  per 
  • POLY700-PE-641D-TDSdrains HPDE frame ductile iron slotted grate polymer concrete channel Polycast

    POLYCAST 700 Series Kit with DG0641D Slotted Ductile Iron Grate and HDPE Frame

    POLYCAST 700 Series Kit with DG0641D Slotted Ductile Iron Grate and HDPE Frame

    Regular price From $465.36 USD
    Regular price Sale price From $465.36 USD
    Unit price /  per 
  • ZURN P6-PPC Vinyl ester perforated grate

    ZURN P6-PPC Perforated Plastic Grate ADA Compliant 6″ x 20″ (Nominal) | Class B

    ZURN P6-PPC Perforated Plastic Grate ADA Compliant 6″ x 20″ (Nominal) | Class B

    Regular price $256.00 USD
    Regular price Sale price $256.00 USD
    Unit price /  per 
  • IronAge_Sun_12_x_12_Grate_in_1200_Catch_Basin_pr_1024x1024-1024x768

    NDS 12" Catch Basin Kit with Iron Age Sun Grate | Natural

    NDS 12" Catch Basin Kit with Iron Age Sun Grate | Natural

    Regular price From $304.82 USD
    Regular price Sale price From $304.82 USD
    Unit price /  per 
  • PCK5-DG0620 Cathedral

    POLYCAST 500 Kit w/ DG0620 Galvanized Cathedral Grate | Class A

    POLYCAST 500 Kit w/ DG0620 Galvanized Cathedral Grate | Class A

    Regular price From $319.98 USD
    Regular price Sale price From $319.98 USD
    Unit price /  per 
  • BA-BARS-0312-BF

    TDS® 3" Gray Max Mini w/ Bronze Age™ Bars Grate - BoOF & Oil Rubbed Bronze Edge

    TDS® 3" Gray Max Mini w/ Bronze Age™ Bars Grate - BoOF & Oil Rubbed Bronze Edge

    Regular price From $716.46 USD
    Regular price Sale price From $716.46 USD
    Unit price /  per 
  • NDS2412 Green 24" HDPE Slotted Catch Basin Grate

    NDS 2412 Class B Slotted HDPE 24" x 24" Grate - GREEN

    NDS 2412 Class B Slotted HDPE 24" x 24" Grate - GREEN

    Regular price $596.55 USD
    Regular price Sale price $596.55 USD
    Unit price /  per 
  • NDS Pro Series 5 Slotted Brick Red Grate NDS 818

    NDS 818 Class B ADA Compliant Light Traffic HDPE 5" x 20" Grate - BRICK RED

    NDS 818 Class B ADA Compliant Light Traffic HDPE 5" x 20" Grate - BRICK RED

    Regular price $39.03 USD
    Regular price Sale price $39.03 USD
    Unit price /  per 
  • BA-PED-0312-BF TDS Bronze Age Pedreda BoOF grate

    Bronze Age™ BA-PED-0312-BF Ductile Iron 3″ x 12″ Grate -BoOF

    Bronze Age™ BA-PED-0312-BF Ductile Iron 3″ x 12″ Grate -BoOF

    Regular price $64.95 USD
    Regular price Sale price $64.95 USD
    Unit price /  per 
  • BA-PED-0312-BF TDS Bronze Age Pedreda BoOF grate

    TDS® 3" Sand Max Mini w/ Bronze Age™ Pedreda Grate - BoOF & Oil Rubbed Bronze Edge

    TDS® 3" Sand Max Mini w/ Bronze Age™ Pedreda Grate - BoOF & Oil Rubbed Bronze Edge

    Regular price From $721.68 USD
    Regular price Sale price From $721.68 USD
    Unit price /  per 
  • nds828

    NDS 828 Class C H-20 Slotted High Impact Nylon 5" x 20" Grate

    NDS 828 Class C H-20 Slotted High Impact Nylon 5" x 20" Grate

    Regular price $176.57 USD
    Regular price Sale price $176.57 USD
    Unit price /  per 
  • POLY600-DG0620-GE Cathedral Galv

    POLYCAST 600 Series Kit with DG0620 Galvanized Grate w/ Edging | Load Class A

    POLYCAST 600 Series Kit with DG0620 Galvanized Grate w/ Edging | Load Class A

    Regular price From $280.85 USD
    Regular price Sale price From $280.85 USD
    Unit price /  per 
  • MV+200KX-660

    ULMA MV+200KX w/ 660 Ductile Iron 9X20 Slotted Grate Class D

    Sale

    ULMA MV+200KX w/ 660 Ductile Iron 9X20 Slotted Grate Class D

    Regular price From $256.67 USD
    Regular price $330.00 USD Sale price From $256.67 USD
    Unit price /  per 
    Sale
  • Ulma U100KX Channel with Iron Age Regular Joe grate with Baked on Oil Finish

    ULMA U100KX Drain Channel w/ Iron Age Regular Joe Grate - BoOF

    Sale

    ULMA U100KX Drain Channel w/ Iron Age Regular Joe Grate - BoOF

    Regular price From $351.82 USD
    Regular price $385.74 USD Sale price From $351.82 USD
    Unit price /  per 
    Sale
  • NDS500S-BA-LUNA-B NDS Mini Channel Bronze Age Brushed Bronze Luna Grate

    NDS 3" Sand Mini Channel Kit with TDS Bronze Age Luna Grate - Natural

    NDS 3" Sand Mini Channel Kit with TDS Bronze Age Luna Grate - Natural

    Regular price From $471.47 USD
    Regular price Sale price From $471.47 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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