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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
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      • Load Class D
      • Load Class E
      • Load Class F
      • 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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  • BA-SLOT-0312-BF TDS Bronze Age Slotted Ductile Iron Grate with BoOF

    Bronze Age™ BA-SLOT-0312-BF Ductile Iron 3" x 12" Grate -BoOF

    Bronze Age™ BA-SLOT-0312-BF Ductile Iron 3" x 12" Grate -BoOF

    Regular price $64.95 USD
    Regular price Sale price $64.95 USD
    Unit price /  per 
  • NDS-Dura-XX-232 NDS Duraslope with a Ductile Iron Slotted grate

    NDS Dura Slope Kit with DS-232 Ductile Iron Grate - 6"

    NDS Dura Slope Kit with DS-232 Ductile Iron Grate - 6"

    Regular price From $475.22 USD
    Regular price Sale price From $475.22 USD
    Unit price /  per 
  • BA-PED-0312-D TDS Bronze Age Pedreda grate in Ductile Iron

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

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

    Regular price $39.95 USD
    Regular price Sale price $39.95 USD
    Unit price /  per 
  • NDS-Dura-XX-665-TDSdrains NDS Dura Slope with Brick Red 665 Grates

    NDS Dura Slope Kit with DS-665 HDPE Slotted Grate | Brick Red

    NDS Dura Slope Kit with DS-665 HDPE Slotted Grate | Brick Red

    Regular price From $426.40 USD
    Regular price Sale price From $426.40 USD
    Unit price /  per 
  • New Image Coming Soon

    ZURN Z884 Drainage Kit w/ P4-FS Stainless Steel Slotted Grate - VP Locks & Bottom Outlet - Stainless Frame

    ZURN Z884 Drainage Kit w/ P4-FS Stainless Steel Slotted Grate - VP Locks & Bottom Outlet - Stainless Frame

    Regular price From $850.02 USD
    Regular price Sale price From $850.02 USD
    Unit price /  per 
  • BA-CATH-0312-D Bronze Age Cathedral Grate Ductile Iron

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

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

    Regular price $39.95 USD
    Regular price Sale price $39.95 USD
    Unit price /  per 
  • DG0630 CATHEDRAL Stainless Steel POLYCAST and SS600

    Bronze Age™ DG0630H CATH 304 Stainless Steel 5.25" x 24" Grate

    Bronze Age™ DG0630H CATH 304 Stainless Steel 5.25" x 24" Grate

    Regular price $120.18 USD
    Regular price Sale price $120.18 USD
    Unit price /  per 
  • PSRC-864 NDS

    NDS® PSRC-864 Qwick-Turn™ Radius Coupling w/ Slotted Grate

    NDS® PSRC-864 Qwick-Turn™ Radius Coupling w/ Slotted Grate

    Regular price $9.26 USD
    Regular price Sale price $9.26 USD
    Unit price /  per 
  • DG0670 black HDPE Slotted POLYCAST grate

    POLYCAST DG0670 Class A Slotted DuraGuard HDPE 6"x24" (Nominal Dimensions) Grate - Black

    POLYCAST DG0670 Class A Slotted DuraGuard HDPE 6"x24" (Nominal Dimensions) Grate - Black

    Regular price $42.69 USD
    Regular price Sale price $42.69 USD
    Unit price /  per 
  • ULMA U100KX with Stainless Steel Edge and Stainless Steel Slotted Grate

    ULMA U100KX w/ Reinforced Stainless Steel Slotted Grate (454) Class C

    Sale

    ULMA U100KX w/ Reinforced Stainless Steel Slotted Grate (454) Class C

    Regular price From $296.01 USD
    Regular price $380.58 USD Sale price From $296.01 USD
    Unit price /  per 
    Sale
  • POLYCAST 500 Kit w/ Stainless Steel Edging and DG0632 Foam Perforated Grate | Class A

    POLYCAST 500 Kit w/ Stainless Steel Edging and DG0632 Foam Perforated Grate | Class A

    POLYCAST 500 Kit w/ Stainless Steel Edging and DG0632 Foam Perforated Grate | Class A

    Regular price From $495.64 USD
    Regular price Sale price From $495.64 USD
    Unit price /  per 
  • NDS-Dura-XX-604-TDSdrains deco cast iron brick grate HPDE channel NDS

    NDS® Dura Slope Kit with DS-604 Cast Iron Brick Grate | RAW

    NDS® Dura Slope Kit with DS-604 Cast Iron Brick Grate | RAW

    Regular price From $539.77 USD
    Regular price Sale price From $539.77 USD
    Unit price /  per 
  • 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 
  • U100KX-438 ULMA Channel with Reinforced 438 Wedge Wire Grate

    ULMA U100KX Kit w/ 438 Reinforced Stainless Steel Wedge Wire Grate (316L)

    Sale

    ULMA U100KX Kit w/ 438 Reinforced Stainless Steel Wedge Wire Grate (316L)

    Regular price From $410.49 USD
    Regular price $517.77 USD Sale price From $410.49 USD
    Unit price /  per 
    Sale
  • POLY600-SS-657-TDSdrains stainless steel perforated grate stainless edge polymer concrete channel Polycast

    POLYCAST® 600 Vinyl Ester Series Kit with DG0657 Perforated Stainless Grate & Edge

    POLYCAST® 600 Vinyl Ester Series Kit with DG0657 Perforated Stainless Grate & Edge

    Regular price From $454.05 USD
    Regular price Sale price From $454.05 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 
  • TDS FG3045 Class B Fiberglass 1.5" Sq. Mesh 8" x 48" Grate

    TDS FG3045 Class B Fiberglass 1.5" Sq. Mesh 8" x 48" Grate

    TDS FG3045 Class B Fiberglass 1.5" Sq. Mesh 8" x 48" Grate

    Regular price $306.63 USD
    Regular price Sale price $306.63 USD
    Unit price /  per 
  • ULMA M100KX with 436 SS Wedge Wire

    ULMA M100KX Kit with TDS 438 Reinforced Stainless Wedge Wire Grate

    Sale

    ULMA M100KX Kit with TDS 438 Reinforced Stainless Wedge Wire Grate

    Regular price From $715.53 USD
    Regular price $909.96 USD Sale price From $715.53 USD
    Unit price /  per 
    Sale
  • 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 
  • GF-21224

    GF 21224 Heavy-Duty Gray Iron Slotted 12" x 24" x 2" Grate | General Foundry

    GF 21224 Heavy-Duty Gray Iron Slotted 12" x 24" x 2" Grate | General Foundry

    Regular price $211.20 USD
    Regular price Sale price $211.20 USD
    Unit price /  per 
  • U100KX-BA-PED-0520

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

    Sale

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

    Regular price From $206.23 USD
    Regular price $240.15 USD Sale price From $206.23 USD
    Unit price /  per 
    Sale
  • TDS-SS600-DG0632 FOAM Stainless Steel

    Bronze Age™ DG0632H Foam 304 Stainless Steel 5.25"x24"Grate

    Bronze Age™ DG0632H Foam 304 Stainless Steel 5.25"x24"Grate

    Regular price $119.03 USD
    Regular price Sale price $119.03 USD
    Unit price /  per 
  • NDS 554S - Box of 16 - Class B ADA Compliant Botanical Polyolefin 3" x 36" Grate - SAND

    NDS 554S - Box of 16 - Class B ADA Compliant Botanical Polyolefin 3" x 36" Grate - SAND

    NDS 554S - Box of 16 - Class B ADA Compliant Botanical Polyolefin 3" x 36" Grate - SAND

    Regular price $596.74 USD
    Regular price Sale price $596.74 USD
    Unit price /  per 
  • ULMA M100KX Drain Channel kit w/Bronze Age™ PEDREDA Grate-RAW

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

    Sale

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

    Regular price From $426.85 USD
    Regular price $488.80 USD Sale price From $426.85 USD
    Unit price /  per 
    Sale
  • DG0631 Transverse SLOT Stainless Steel POLYCAST and SS600

    Bronze Age DG0631 SLOT 304 Stainless Steel 5.25" x 48" (Nominal) Grate | Class A

    Bronze Age DG0631 SLOT 304 Stainless Steel 5.25" x 48" (Nominal) Grate | Class A

    Regular price $178.83 USD
    Regular price Sale price $178.83 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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