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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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      • Ductile/Cast Iron
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  • MAX Mini_Tardis with Oil Rubbed Veneer Edging

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

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

    Regular price From $1,198.59 USD
    Regular price Sale price From $1,198.59 USD
    Unit price /  per 
  • MAXMini Bronze Age Rain Drop brushed

    TDS™ 3" Sand MAX Mini w/ Brushed Bronze Rain Drop Grate & Satin Bronze Edge

    TDS™ 3" Sand MAX Mini w/ Brushed Bronze Rain Drop Grate & Satin Bronze Edge

    Regular price From $1,198.59 USD
    Regular price Sale price From $1,198.59 USD
    Unit price /  per 
  • LPK12-IA-BULL-HP Low Profile NDS Catch Basin with Iron Age Bullseye Cast Iron Grate

    NDS 12" Low Profile Catch Basin Kit w/ Iron Age Bullseye Grate | Natural

    NDS 12" Low Profile Catch Basin Kit w/ Iron Age Bullseye Grate | Natural

    Regular price From $296.57 USD
    Regular price Sale price From $296.57 USD
    Unit price /  per 
  • ULMA M100KX polymer concrete linear channel with stainless edge and 494 black poly grate

    ULMA M100KX Kit with 494 ADA/Heel-Proof Poly Grate Class A - BLACK

    Sale

    ULMA M100KX Kit with 494 ADA/Heel-Proof Poly Grate Class A - BLACK

    Regular price From $294.98 USD
    Regular price $369.26 USD Sale price From $294.98 USD
    Unit price /  per 
    Sale
  • Zurn P-12 DGC Grating

    Zurn P12-DGC Class C HD Slotted Ductile Iron 12" x 24" Grate

    Zurn P12-DGC Class C HD Slotted Ductile Iron 12" x 24" Grate

    Regular price $324.00 USD
    Regular price Sale price $324.00 USD
    Unit price /  per 
  • NDS1218CI NDS 12x12" Cast Iron Botanical Catch Basin Grate

    NDS 1218CI-BF Class B Botanical Cast Iron 12" x 12" Grate - BoOF

    NDS 1218CI-BF Class B Botanical Cast Iron 12" x 12" Grate - BoOF

    Regular price $328.46 USD
    Regular price Sale price $328.46 USD
    Unit price /  per 
  • MMS-SB-STAR-B

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

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

    Regular price From $1,198.59 USD
    Regular price Sale price From $1,198.59 USD
    Unit price /  per 
  • D&L J-4222-04

    J-4222-04 Heavy Duty Cast Iron 12" x 24" x 1.5" Grate | D&L Foundry

    J-4222-04 Heavy Duty Cast Iron 12" x 24" x 1.5" Grate | D&L Foundry

    Regular price $206.40 USD
    Regular price Sale price $206.40 USD
    Unit price /  per 
  • NDS-Dura-XX-664-TDSdrains sand slotted

    NDS DS-664 Class B ADA Compliant Slotted Polyolefin 6" x 24" Grate - SAND

    NDS DS-664 Class B ADA Compliant Slotted Polyolefin 6" x 24" Grate - SAND

    Regular price $66.70 USD
    Regular price Sale price $66.70 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 
  • ULMA U100K with 486 Vinyl Ester 0.9 FRP Grate

    ULMA U100K Drainage Kit with TDS Vinyl Ester Bar Grate 0.9″ on center - Class B

    Sale

    ULMA U100K Drainage Kit with TDS Vinyl Ester Bar Grate 0.9″ on center - Class B

    Regular price From $450.41 USD
    Regular price $569.10 USD Sale price From $450.41 USD
    Unit price /  per 
    Sale
  • BA-TAR-0312-BF TDS Bronze Age Tardis grate in BoOF

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

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

    Regular price From $716.46 USD
    Regular price Sale price From $716.46 USD
    Unit price /  per 
  • BA-TAR-0312-BF TDS Bronze Age Tardis grate in BoOF

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

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

    Regular price From $716.46 USD
    Regular price Sale price From $716.46 USD
    Unit price /  per 
  • ULMA D100-460

    ULMA D100 Drain Channel w/460 Slotted Ductile Iron Grate - Class C

    Sale

    ULMA D100 Drain Channel w/460 Slotted Ductile Iron Grate - Class C

    Regular price From $297.03 USD
    Regular price $320.70 USD Sale price From $297.03 USD
    Unit price /  per 
    Sale
  • MMS-SB-LUNA-B

    TDS™ 3" Sand MAX Mini w/ Brushed Bronze Luna Grate & Satin Bronze Edge

    TDS™ 3" Sand MAX Mini w/ Brushed Bronze Luna Grate & Satin Bronze Edge

    Regular price $1,198.59 USD
    Regular price Sale price $1,198.59 USD
    Unit price /  per 
  • FGK-I4015-WYE-12 fiberglass I-Bar grate with WYE frame

    12" Fiberglass Kit w/ I-Bar Grate and WYE Frame - Load Class C

    12" Fiberglass Kit w/ I-Bar Grate and WYE Frame - Load Class C

    Regular price From $583.70 USD
    Regular price Sale price From $583.70 USD
    Unit price /  per 
  • MCKS-TDS570-B-TDSdrains Sand Mini Channel with Deco Cathedral Bronze Grate

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

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

    Regular price From $520.97 USD
    Regular price Sale price From $520.97 USD
    Unit price /  per 
  • NDS 1200DSG Downspout Defender

    900DSG Downspout Defender™ Grate 9" x 9"

    900DSG Downspout Defender™ Grate 9" x 9"

    Regular price $35.42 USD
    Regular price Sale price $35.42 USD
    Unit price /  per 
  • 24 inch Iron Age Interlaken Raw Cast Iron Grate Raw

    Iron Age IA-INTER-CB24-FW (IX24-24|99FW) Class B Interlaken Cast Iron 24" x 24" Grate - RAW

    Iron Age IA-INTER-CB24-FW (IX24-24|99FW) Class B Interlaken Cast Iron 24" x 24" Grate - RAW

    Regular price $577.72 USD
    Regular price Sale price $577.72 USD
    Unit price /  per 
  • IA-CARB-0312 Iron Age Carbochon

    Iron Age IA-CARB-0314 Class B Carbochon Cast Iron 3" x 14" Grate – RAW

    Sale

    Iron Age IA-CARB-0314 Class B Carbochon Cast Iron 3" x 14" Grate – RAW

    Regular price $88.66 USD
    Regular price $88.66 USD Sale price $88.66 USD
    Unit price /  per 
    Sale
  • 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 
  • BA-SLOT_0312-D TDS Bronze Age Ductile Iron Grate in Slot Pattern

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

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

    Regular price $39.95 USD
    Regular price Sale price $39.95 USD
    Unit price /  per 
  • ULMA D100-495

    ULMA D100 Drain Channel w/495 Gray Slotted Plastic Grate - Class A

    Sale

    ULMA D100 Drain Channel w/495 Gray Slotted Plastic Grate - Class A

    Regular price From $287.93 USD
    Regular price $309.00 USD Sale price From $287.93 USD
    Unit price /  per 
    Sale
  • Natural Bronze Cathedral Grate with NDS Sand Mini Channel MCKS-TDS570

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

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

    Regular price From $471.47 USD
    Regular price Sale price From $471.47 USD
    Unit price /  per 
  • 5inch-cast-iron-grate-Minione-boof

    Iron Age IA-MIN-0520-BF Class B Minnione Cast Iron 122mm x 500mm Grate - BoOF

    Iron Age IA-MIN-0520-BF Class B Minnione Cast Iron 122mm x 500mm Grate - BoOF

    Regular price $233.09 USD
    Regular price Sale price $233.09 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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