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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
      • 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
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      • 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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  • New Image Coming Soon

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

    Sale

    ULMA M100V w/Bronze Age™ CATHEDRAL 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
  • POLY600-xx-675D-TDsdrains cast iron transverse ada grate polymer concrete channel Polycast

    POLYCAST® 600 Vinyl Ester Series Kit w/ DG0675HD Transverse Slotted Ductile Iron Grate

    POLYCAST® 600 Vinyl Ester Series Kit w/ DG0675HD Transverse Slotted Ductile Iron Grate

    Regular price From $325.14 USD
    Regular price Sale price From $325.14 USD
    Unit price /  per 
  • IA-OBLIO-CB12 Iron Age 12x12" Raw Cast Iron Oblio Grate

    Iron Age IA-OBLIO-CB12-HP Class B Heel-Proof Oblio Cast Iron 12" x 12" Grate - RAW

    Iron Age IA-OBLIO-CB12-HP Class B Heel-Proof Oblio Cast Iron 12" x 12" Grate - RAW

    Regular price $231.66 USD
    Regular price Sale price $231.66 USD
    Unit price /  per 
  • New Image Coming Soon

    ULMA HYDROPLUS with 414 / GP100KCC Reinforced Galvanized Perforated Grate Class C

    Sale

    ULMA HYDROPLUS with 414 / GP100KCC Reinforced Galvanized Perforated Grate Class C

    Regular price From $179.07 USD
    Regular price $227.60 USD Sale price From $179.07 USD
    Unit price /  per 
    Sale
  • Ulma M100KX Stainless Steel edge channel Iron Age River Rock Baked on Oil Finish Grate

    M100KX Kit w/Iron Age River Rock Grate | BoOF

    Sale

    M100KX Kit w/Iron Age River Rock Grate | BoOF

    Regular price From $718.03 USD
    Regular price $779.98 USD Sale price From $718.03 USD
    Unit price /  per 
    Sale
  • POLY500-PE-675HD-TDSdrains frame cast iron transverse slotted ADA grate POLYCAST polymer concrete channel

    POLYCAST 500 Series Kit w/ DG0675HD Transverse Slot Ductile Iron Grate ADA - HDPE Frame

    POLYCAST 500 Series Kit w/ DG0675HD Transverse Slot Ductile Iron Grate ADA - HDPE Frame

    Regular price From $418.74 USD
    Regular price Sale price From $418.74 USD
    Unit price /  per 
  • IA-Dura-Slope-CI-grate-Locust-raw-6x24-TDSdrains

    Iron Age IA-LOC-0624 Class B Locust Cast Iron 6″ x 24″ Grate - RAW

    Iron Age IA-LOC-0624 Class B Locust Cast Iron 6″ x 24″ Grate - RAW

    Regular price $304.59 USD
    Regular price Sale price $304.59 USD
    Unit price /  per 
  • Zurn-P6-HPDE Z886 Z806 Class E slotted heel-proof Ductile Iron Grate

    Zurn P6-HPDE-USA Class E Slotted Heel-Proof Ductile Iron 6" x 20" Grate

    Zurn P6-HPDE-USA Class E Slotted Heel-Proof Ductile Iron 6" x 20" Grate

    Regular price $311.20 USD
    Regular price Sale price $311.20 USD
    Unit price /  per 
  • TP0650S-DG0669-PF Catch Basin w/ Stainless Steel Bar Grate with HDPE Grate

    TV0750S (Shallow) Catch Basin Kit w/ DG0669 for POLYCAST®-HDPE Frame

    TV0750S (Shallow) Catch Basin Kit w/ DG0669 for POLYCAST®-HDPE Frame

    Regular price $1,018.03 USD
    Regular price Sale price $1,018.03 USD
    Unit price /  per 
  • ULMA 406_407 GEHX100KCB-Mesh Heelproof Galvanized grate

    ULMA 406 / GEHX100KCB Mesh Heelproof Galvanized Grate 1M Class B

    Sale

    ULMA 406 / GEHX100KCB Mesh Heelproof Galvanized Grate 1M Class B

    Regular price $117.15 USD
    Regular price $150.62 USD Sale price $117.15 USD
    Unit price /  per 
    Sale
  • NDS420-pop-up-emitter

    NDS 420 Pop-Up Emitter for 3" & 4" SDR pipe

    NDS 420 Pop-Up Emitter for 3" & 4" SDR pipe

    Regular price $25.09 USD
    Regular price Sale price $25.09 USD
    Unit price /  per 
  • POLY500-XX-644 Polycast 500 with DG0644 Fiberglass Grates with 5/8" slot openings

    POLYCAST 500 Series Kit with FG0644 Vinyl-Ester Bar 5/8" Spacing Grate

    POLYCAST 500 Series Kit with FG0644 Vinyl-Ester Bar 5/8" Spacing Grate

    Regular price From $504.22 USD
    Regular price Sale price From $504.22 USD
    Unit price /  per 
  • POLY600-SS-675 Polycast 600 Kit with DG0675 Transverse slot HDPE Plastic Grates with a Stainless Steel Edge

    POLYCAST® 600 Series Kit w/ DG0675 Plastic HDPE Grate & Stainless Edge

    POLYCAST® 600 Series Kit w/ DG0675 Plastic HDPE Grate & Stainless Edge

    Regular price From $255.52 USD
    Regular price Sale price From $255.52 USD
    Unit price /  per 
  • Iron Age IA-LOC-CB24 / LN24-24|14 Class B Locust Cast Iron 24" x 24" Grate - Natural

    Iron Age IA-LOC-CB24 / LN24-24|14 Class B Locust Cast Iron 24" x 24" Grate - Natural

    Iron Age IA-LOC-CB24 / LN24-24|14 Class B Locust Cast Iron 24" x 24" Grate - Natural

    Regular price $792.22 USD
    Regular price Sale price $792.22 USD
    Unit price /  per 
  • New Image Coming Soon

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

    Sale

    ULMA M100V w/Bronze Age™ LUNA 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
  • New Image Coming Soon

    POLYCAST®750 Inline Catch Basin w/DG0669 Stainless Steel 304 Bar Grate and HDPE Frame

    POLYCAST®750 Inline Catch Basin w/DG0669 Stainless Steel 304 Bar Grate and HDPE Frame

    Regular price $957.71 USD
    Regular price Sale price $957.71 USD
    Unit price /  per 
  • POLY700-PE-675D-TDSdrains HPDE frame cast iron transverse slotted grate polymer concrete channel Polycast

    POLYCAST 700 Series Kit w/ DG0675HD ADA Transverse Slot Ductile Iron Grate & HDPE Frame

    POLYCAST 700 Series Kit w/ DG0675HD ADA Transverse Slot Ductile Iron Grate & HDPE Frame

    Regular price From $285.90 USD
    Regular price Sale price From $285.90 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 
  • Hydro Plus with 406 Heelproof Galvanized Mesh Grate

    ULMA HYDROPLUS with 406 / GEHX100KCB Galvanized Heel-Proof Mesh Grate Class B

    Sale

    ULMA HYDROPLUS with 406 / GEHX100KCB Galvanized Heel-Proof Mesh Grate Class B

    Regular price From $1,296.93 USD
    Regular price $1,622.03 USD Sale price From $1,296.93 USD
    Unit price /  per 
    Sale
  • ULMA Hydro Mini Plus with 406 Heelproof Galvanized Mesh Grate load class B

    ULMA HYDROPLUS Mini with Galvanized Mesh Heelproof Grate (406 / GEHX100KCB) Class B

    Sale

    ULMA HYDROPLUS Mini with Galvanized Mesh Heelproof Grate (406 / GEHX100KCB) Class B

    Regular price From $164.11 USD
    Regular price $204.14 USD Sale price From $164.11 USD
    Unit price /  per 
    Sale
  • IA-LOC-CB12 Iron Age Locust Grate 12x12"

    Iron Age IA-LOC-CB12 Class B Locust Cast Iron 12" x 12" Grate - RAW

    Iron Age IA-LOC-CB12 Class B Locust Cast Iron 12" x 12" Grate - RAW

    Regular price $231.66 USD
    Regular price Sale price $231.66 USD
    Unit price /  per 
  • POLYCAST 600 with DG0670

    POLYCAST 600 Series Kit w/ DG0670 Plastic Grate - Load Class A

    POLYCAST 600 Series Kit w/ DG0670 Plastic Grate - Load Class A

    Regular price From $205.58 USD
    Regular price Sale price From $205.58 USD
    Unit price /  per 
  • U100K-GreekKey-boof cast iron deco ironage grate polymer concrete channel ULMA galv edge

    ULMA U100KX Drain Channel w/ Iron Age Greek Key Grate - BoOF

    Sale

    ULMA U100KX Drain Channel w/ Iron Age Greek Key Grate - BoOF

    Regular price From $351.82 USD
    Regular price $385.74 USD Sale price From $351.82 USD
    Unit price /  per 
    Sale
  • ZF806-DGC ductile iron grate and fiber reinforced polymer trench drain

    Zurn ZF806 Flo-Thru® Drain with P6-DGC Ductile Iron Grate - HD Z Frame

    Zurn ZF806 Flo-Thru® Drain with P6-DGC Ductile Iron Grate - HD Z Frame

    Regular price From $2,239.80 USD
    Regular price Sale price From $2,239.80 USD
    Unit price /  per 
  • PCK6-CB06S-DG0657R Catch basin w/ Reinforced Stainless Steel Perforated Grate

    TV0650S (Shallow) VE Catch Basin Kit w/ DG0657RH & Stainless Edge for POLYCAST®

    TV0650S (Shallow) VE Catch Basin Kit w/ DG0657RH & Stainless Edge for POLYCAST®

    Regular price $802.93 USD
    Regular price Sale price $802.93 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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