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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
    • Load Class
      • Load Class A
      • Load Class B
      • Load Class C
      • Load Class D
      • Load Class E
      • Load Class F
      • All Load Classes
  • Grates
    • 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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  • Polycast-DG0442-galv-steel-grate-4ft-TDSdrains

    POLYCAST DG0442 Class A Slotted Galvanized 5" x 48" Grate

    POLYCAST DG0442 Class A Slotted Galvanized 5" x 48" Grate

    Regular price $89.26 USD
    Regular price Sale price $89.26 USD
    Unit price /  per 
  • Tardis Bronze Grates

    NDS 3" Sand Mini Channel Kit with TDS Bronze Age Tardis Grate - Brushed

    NDS 3" Sand Mini Channel Kit with TDS Bronze Age Tardis Grate - Brushed

    Regular price From $520.97 USD
    Regular price Sale price From $520.97 USD
    Unit price /  per 
  • POLY700-AA-641D-TDSdrains cast iron frame ductile iron slotted grate polymer concrete channel Polycast

    POLYCAST 700 Series Kit w/ DG0641D Slotted Ductile Iron Grate & Frame

    POLYCAST 700 Series Kit w/ DG0641D Slotted Ductile Iron Grate & Frame

    Regular price From $286.76 USD
    Regular price Sale price From $286.76 USD
    Unit price /  per 
  • A-FOAM-0336 Stainless Steel 3x36

    Bronze Age™ TDS-FOAM-0312-L Foam 316L Stainless Steel 3″x12″ Grate

    Bronze Age™ TDS-FOAM-0312-L Foam 316L Stainless Steel 3″x12″ Grate

    Regular price $83.00 USD
    Regular price Sale price $83.00 USD
    Unit price /  per 
  • MMS-BF-CATH-BF

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

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

    Regular price From $722.26 USD
    Regular price Sale price From $722.26 USD
    Unit price /  per 
  • New Image Coming Soon

    ULMA M100V w/Bronze Age™ WAVE Ductile Iron Heel-Proof Grate - RAW

    Sale

    ULMA M100V w/Bronze Age™ WAVE Ductile Iron Heel-Proof Grate - RAW

    Regular price From $310.06 USD
    Regular price $338.65 USD Sale price From $310.06 USD
    Unit price /  per 
    Sale
  • Bronze Age Grates - Tardis - Aluminum

    Bronze Age BA-TAR-0312-A Class A Tardis Aluminum 3" x 12" Grate

    Bronze Age BA-TAR-0312-A Class A Tardis Aluminum 3" x 12" Grate

    Regular price $91.00 USD
    Regular price Sale price $91.00 USD
    Unit price /  per 
  • TDS-6455 cast iron heavy duty grate

    US Foundry 6455 Heavy Duty Slotted Cast Iron 17" x 24" Grate

    US Foundry 6455 Heavy Duty Slotted Cast Iron 17" x 24" Grate

    Regular price $299.09 USD
    Regular price Sale price $299.09 USD
    Unit price /  per 
  • BA-BARS-0312-D Ductile Iron Bronze Age Bars Grate

    Bronze Age™ BA-BARS-0312-D Ductile Iron 3" x 12" Grate - RAW

    Bronze Age™ BA-BARS-0312-D Ductile Iron 3" x 12" Grate - RAW

    Regular price $39.95 USD
    Regular price Sale price $39.95 USD
    Unit price /  per 
  • NDS500-BA-RAIN-BF

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Rain Drop Grate - BoOF

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Rain Drop Grate - BoOF

    Regular price From $252.29 USD
    Regular price Sale price From $252.29 USD
    Unit price /  per 
  • ULMA M100KX Drain Channel kit w/Bronze Age™ BARS Grate-RAW

    ULMA M100KX Drain Channel kit w/Bronze Age™ BARS Grate-RAW

    Sale

    ULMA M100KX Drain Channel kit w/Bronze Age™ BARS Grate-RAW

    Regular price From $426.85 USD
    Regular price $488.80 USD Sale price From $426.85 USD
    Unit price /  per 
    Sale
  • BA-LUNA-0312-BF TDS Bronze Age Luna Grate in Ductile Iron with BoOF finish

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

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

    Regular price From $722.26 USD
    Regular price Sale price From $722.26 USD
    Unit price /  per 
  • DG0633 SQUARE DECO Stainless Steel POLYCAST and SS600

    Bronze Age™ DG0633H DECO 304 Stainless Steel 5.25" x 24"Grate

    Bronze Age™ DG0633H DECO 304 Stainless Steel 5.25" x 24"Grate

    Regular price $122.00 USD
    Regular price Sale price $122.00 USD
    Unit price /  per 
  • New Image Coming Soon

    ULMA M100V w/Bronze Age™ PEDREDA Ductile Iron Heel-Proof Grate - RAW

    Sale

    ULMA M100V w/Bronze Age™ PEDREDA Ductile Iron Heel-Proof Grate - RAW

    Regular price From $310.06 USD
    Regular price $338.65 USD Sale price From $310.06 USD
    Unit price /  per 
    Sale
  • MCK-BA-TAR-BF NDS Mini Channel in Grey with TDS Bronze Age Tardis grate in BoOF Ductile Iron

    NDS® 3" Gray Mini Channel Kit with TDS Bronze Age™ Tardis Grate - BoOF

    NDS® 3" Gray Mini Channel Kit with TDS Bronze Age™ Tardis Grate - BoOF

    Regular price From $252.29 USD
    Regular price Sale price From $252.29 USD
    Unit price /  per 
  • Brushed Pedreda Sand Mini Channel

    NDS 3" Sand Mini Channel Kit with TDS Bronze Age Pedreda Grate - Brushed

    NDS 3" Sand Mini Channel Kit with TDS Bronze Age Pedreda Grate - Brushed

    Regular price From $520.97 USD
    Regular price Sale price From $520.97 USD
    Unit price /  per 
  • NDS906PB

    NDS® 906PB Round 4" Brass Slotted Grate w/PVC Collar - Polished Brass

    NDS® 906PB Round 4" Brass Slotted Grate w/PVC Collar - Polished Brass

    Regular price $150.71 USD
    Regular price Sale price $150.71 USD
    Unit price /  per 
  • ULMA M100V w/Bronze Age™ FERN Ductile Iron Heel-Proof Grate - RAW

    ULMA M100V w/Bronze Age™ FERN Ductile Iron Heel-Proof Grate - RAW

    Sale

    ULMA M100V w/Bronze Age™ FERN Ductile Iron Heel-Proof Grate - RAW

    Regular price From $310.06 USD
    Regular price $338.65 USD Sale price From $310.06 USD
    Unit price /  per 
    Sale
  • BA-LUNA-0312-BF TDS Bronze Age Luna Grate in Ductile Iron with BoOF finish

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

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

    Regular price From $722.26 USD
    Regular price Sale price From $722.26 USD
    Unit price /  per 
  • MMG-SB-TAR-B

    TDS™ 3" Gray MAX Mini w/ Brushed Bronze Tardis Grate & Satin Bronze Edge

    TDS™ 3" Gray MAX Mini w/ Brushed Bronze Tardis Grate & Satin Bronze Edge

    Regular price $1,198.59 USD
    Regular price Sale price $1,198.59 USD
    Unit price /  per 
  • MMS-BF-BA-BARS-B

    TDS™ 3" Sand MAX Mini w/ Brushed Bronze BARS Grate & Oil Rubbed Bronze Edge

    TDS™ 3" Sand MAX Mini w/ Brushed Bronze BARS Grate & Oil Rubbed Bronze Edge

    Regular price $1,198.59 USD
    Regular price Sale price $1,198.59 USD
    Unit price /  per 
  • 6100 grate

    US Foundry 6100 Heavy Duty Slotted C35B Gray Iron 8" x 24" x 1.5" Grate

    US Foundry 6100 Heavy Duty Slotted C35B Gray Iron 8" x 24" x 1.5" Grate

    Regular price $337.60 USD
    Regular price Sale price $337.60 USD
    Unit price /  per 
  • MMS-BF-STARS-B

    TDS™ 3" Sand MAX Mini w/ Brushed Bronze Star Grate & Oil Rubbed Bronze Edge

    TDS™ 3" Sand MAX Mini w/ Brushed Bronze Star Grate & Oil Rubbed Bronze Edge

    Regular price From $1,198.59 USD
    Regular price Sale price From $1,198.59 USD
    Unit price /  per 
  • TDS-SS600-DG0622 FOAM Galvanized

    Bronze Age™ DG0622H Foam Perforated Galvanized Steel 5.19" x 24" Grate

    Bronze Age™ DG0622H Foam Perforated Galvanized Steel 5.19" x 24" Grate

    Regular price $81.35 USD
    Regular price Sale price $81.35 USD
    Unit price /  per 
  • ULMA U100KX Drain Channel kit w/Bronze Age™ CATHEDRAL Grate-RAW

    ULMA U100KX Drain Channel kit w/Bronze Age™ CATHEDRAL Grate-RAW

    Sale

    ULMA U100KX Drain Channel kit w/Bronze Age™ CATHEDRAL Grate-RAW

    Regular price From $206.23 USD
    Regular price $240.15 USD Sale price From $206.23 USD
    Unit price /  per 
    Sale
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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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