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Drainage Kits
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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
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      • 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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  • POLY500-AA-641D cast iron frame slotted ductile iron grate polymer concrete shallow channel Polycast

    POLYCAST 500 Series Kit with DG0641D Slotted Ductile Iron Grate and Frame

    POLYCAST 500 Series Kit with DG0641D Slotted Ductile Iron Grate and Frame

    Regular price From $470.46 USD
    Regular price Sale price From $470.46 USD
    Unit price /  per 
  • New Image Coming Soon

    Zurn ZF806 Flo-Thru® Drain with P6-HPP Black HDPE Grate - HD Z Frame

    Zurn ZF806 Flo-Thru® Drain with P6-HPP Black HDPE Grate - HD Z Frame

    Regular price From $2,383.80 USD
    Regular price Sale price From $2,383.80 USD
    Unit price /  per 
  • DG0646 Galvanized Steel perforated grates for POLYCAST

    POLYCAST DG0646 Class A ADA Compliant Perforated Galvanized Steel 6" x 48" Grate

    POLYCAST DG0646 Class A ADA Compliant Perforated Galvanized Steel 6" x 48" Grate

    Regular price $71.39 USD
    Regular price Sale price $71.39 USD
    Unit price /  per 
  • POLY500-xx-641-TDSdrains ductile iron slotted grate shallow POLYCAST polymer concrete channel

    POLYCAST 500 Series Kit with DG0641D Slotted Ductile Iron Grate

    POLYCAST 500 Series Kit with DG0641D Slotted Ductile Iron Grate

    Regular price From $319.31 USD
    Regular price Sale price From $319.31 USD
    Unit price /  per 
  • IA-INTER-CB9 Iron Age Interlaken Raw Cast Iron 9" Catch Basin Grate

    Iron Age IA-INTER-CB09 Class B Interlaken Cast Iron 9" x 9" Grate - RAW

    Iron Age IA-INTER-CB09 Class B Interlaken Cast Iron 9" x 9" Grate - RAW

    Regular price $203.06 USD
    Regular price Sale price $203.06 USD
    Unit price /  per 
  • DG0641S Ductile Iron Solid Grate for use with POLYCAST 500 and 600 Series

    DG0641S POLYCAST® Ductile Iron Solid Cover

    DG0641S POLYCAST® Ductile Iron Solid Cover

    Regular price $66.65 USD
    Regular price Sale price $66.65 USD
    Unit price /  per 
  • POLY600-GS-675HD-TDSdrains galv steel edge transverse slotted grate polymer concrete channel Polycast

    POLYCAST 600 Series Kit w/ ADA DG0675HD Transverse Slot Ductile Iron Grate & Galvanized Edging

    POLYCAST 600 Series Kit w/ ADA DG0675HD Transverse Slot Ductile Iron Grate & Galvanized Edging

    Regular price From $248.07 USD
    Regular price Sale price From $248.07 USD
    Unit price /  per 
  • IA-Loc-CB12-BF Iron Age Locust Catch Basin Grate 12x12" in Baked on Oil Finish

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

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

    Regular price $311.74 USD
    Regular price Sale price $311.74 USD
    Unit price /  per 
  • PCK6-CB06S-DG0670 TDS for Polycast with DG0670 Grate

    TV0650S (Shallow) Catch Basin Kit w/ DG0670 for POLYCAST®

    TV0650S (Shallow) Catch Basin Kit w/ DG0670 for POLYCAST®

    Regular price $442.54 USD
    Regular price Sale price $442.54 USD
    Unit price /  per 
  • POLY600-GS-640R

    POLYCAST®600 Series Kit w/DG0640R Slotted Galvanized Grate and Edging

    POLYCAST®600 Series Kit w/DG0640R Slotted Galvanized Grate and Edging

    Regular price From $392.13 USD
    Regular price Sale price From $392.13 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 
  • ULMA HYDRO PLUS with Galvanized Slotted 420-Class A

    ULMA HYDROPLUS with 420 / GN100KCA Galvanized Slotted Grate Class A

    Sale

    ULMA HYDROPLUS with 420 / GN100KCA Galvanized Slotted Grate Class A

    Regular price From $112.01 USD
    Regular price $145.13 USD Sale price From $112.01 USD
    Unit price /  per 
    Sale
  • M100K-GreekKey Iron Age raw cast iron deco grate polymer concrete galv edge ULMA channel

    ULMA M100K W/ Iron Age Greek Key Grate

    Sale

    ULMA M100K W/ Iron Age Greek Key Grate

    Regular price From $524.99 USD
    Regular price $565.30 USD Sale price From $524.99 USD
    Unit price /  per 
    Sale
  • FP1200-FG1241-TDS-1 FP Series ductile iron grate heavy duty

    TDS DG1241 Class C Slotted Ductile Iron 14" x 24" x 1.5"Grate

    TDS DG1241 Class C Slotted Ductile Iron 14" x 24" x 1.5"Grate

    Regular price $240.99 USD
    Regular price Sale price $240.99 USD
    Unit price /  per 
  • Hydro Plus with 486 Vinylester .9 inch center 1M Grate Class B

    ULMA HYDROPLUS with (486) Vinyl Ester FRP (0.9" on center) 1M Grates Class B

    Sale

    ULMA HYDROPLUS with (486) Vinyl Ester FRP (0.9" on center) 1M Grates Class B

    Regular price From $242.81 USD
    Regular price $309.57 USD Sale price From $242.81 USD
    Unit price /  per 
    Sale
  • New Image Coming Soon

    POLYCAST 500 Series Kit with DG0641D-G Slotted Ductile Iron-Galvanized Grate

    POLYCAST 500 Series Kit with DG0641D-G Slotted Ductile Iron-Galvanized Grate

    Regular price From $368.66 USD
    Regular price Sale price From $368.66 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 
  • New Image Coming Soon

    POLYCAST 500 Series Kit w/ DG0641D-G Slotted Ductile Iron-Galvanized Grate and HDPE Frame

    POLYCAST 500 Series Kit w/ DG0641D-G Slotted Ductile Iron-Galvanized Grate and HDPE Frame

    Regular price From $446.03 USD
    Regular price Sale price From $446.03 USD
    Unit price /  per 
  • POLYCAST 600 kit with Gray DG0670G grate

    POLYCAST 600 Series Kit w/ DG0670G Gray Plastic Grate - Load Class A

    POLYCAST 600 Series Kit w/ DG0670G Gray Plastic Grate - Load Class A

    Regular price From $207.90 USD
    Regular price Sale price From $207.90 USD
    Unit price /  per 
  • Trench•Era™ FP Series Drain System w/DG0875 10" Wide Class E ADA Grate - HD Stainless Frame

    Trench•Era™ FP Series Drain System w/DG0875 10" Wide Class E ADA Grate - HD Stainless Frame

    Trench•Era™ FP Series Drain System w/DG0875 10" Wide Class E ADA Grate - HD Stainless Frame

    Request quote
  • TP0650S-AA-655R

    TV0750S (Shallow) Catch Basin Kit w/ DG0655R for POLYCAST®-Ductile Iron Frame

    TV0750S (Shallow) Catch Basin Kit w/ DG0655R for POLYCAST®-Ductile Iron Frame

    Regular price $820.42 USD
    Regular price Sale price $820.42 USD
    Unit price /  per 
  • TP0650S Catch Basin with DG0675HD Grate

    TV0650S (Shallow) Catch Basin Kit w/ DG0675HD for POLYCAST®

    TV0650S (Shallow) Catch Basin Kit w/ DG0675HD for POLYCAST®

    Regular price $460.19 USD
    Regular price Sale price $460.19 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
  • P6-DGE Zurn ductile iron class E grate

    Zurn P6-DGE Class E H-20 Slotted Ductile Iron 6" x 20" Grate

    Zurn P6-DGE Class E H-20 Slotted Ductile Iron 6" x 20" Grate

    Regular price $123.20 USD
    Regular price Sale price $123.20 USD
    Unit price /  per 
  • TP0650S Catch basin with DG0657 SS Perforated

    TV0650S (Shallow) Catch Basin Kit w/ DG0657H for POLYCAST®

    TV0650S (Shallow) Catch Basin Kit w/ DG0657H for POLYCAST®

    Regular price $546.81 USD
    Regular price Sale price $546.81 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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