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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
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      • All Channel Materials
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      • Zurn
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      • FP1200
      • Mini Channel
      • Polycast 600/700
      • Slim Channel
      • SS600
      • ULMA U100K(X)
      • All Drainage Systems
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    ULMA D100 Drain Channel w/406 Mesh HP Galvanized Grate - Class B

    ULMA D100 Drain Channel w/406 Mesh HP Galvanized Grate - Class B

    Regular price From $387.65 USD
    Regular price Sale price From $387.65 USD
    Unit price /  per 
  • ULMA low profile polymer concrete channel with stainless steel edge and reinforced stainless steel slotted grate

    ULMA M100KX Kit with 454 / IN100KCC Reinforced Stainless Steel Slotted Grate

    ULMA M100KX Kit with 454 / IN100KCC Reinforced Stainless Steel Slotted Grate

    Regular price From $678.74 USD
    Regular price Sale price From $678.74 USD
    Unit price /  per 
  • NDS-2outlet-catch-basin-4in-outlets-grey-slotted-grate-TDSdrains (1)

    NDS 9" Catch Basin Kit with NDS Slotted Grate | Gray

    NDS 9" Catch Basin Kit with NDS Slotted Grate | Gray

    Regular price From $108.44 USD
    Regular price Sale price From $108.44 USD
    Unit price /  per 
  • FFK-DG3048R

    Trench Era FF Series Drain System w/DG3048R 8" Wide Class C Grate - Galvanized Frame

    Trench Era FF Series Drain System w/DG3048R 8" Wide Class C Grate - Galvanized Frame

    Request quote
  • 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 
  • ULMA M100K w/Bronze Age™ Luna Ductile Iron Heel-Proof Grate - RAW

    ULMA M100K w/Bronze Age™ Luna Ductile Iron Heel-Proof Grate - RAW

    ULMA M100K w/Bronze Age™ Luna Ductile Iron Heel-Proof Grate - RAW

    Regular price From $391.38 USD
    Regular price Sale price From $391.38 USD
    Unit price /  per 
  • Trench•Era™ FP Series Drain System w/DG3042D 8" Wide Class D Grate - MD Stainless Frame

    Trench•Era™ FP Series Drain System w/DG3042D 8" Wide Class D Grate - MD Stainless Frame

    Trench•Era™ FP Series Drain System w/DG3042D 8" Wide Class D Grate - MD Stainless Frame

    Request quote
  • FG-T1215-WYE-15 T-Bar Fiberglass Grate with WYE Frame

    15" Fiberglass Kit w/ T-Bar Grate and WYE Frame - Load Class A

    15" Fiberglass Kit w/ T-Bar Grate and WYE Frame - Load Class A

    Regular price From $567.94 USD
    Regular price Sale price From $567.94 USD
    Unit price /  per 
  • DG0640 POLYCAST Galvanized Slotted Grate

    POLYCAST DG0640 Slotted Galvanized 6" x 48" Grate | Load Class B

    POLYCAST DG0640 Slotted Galvanized 6" x 48" Grate | Load Class B

    Regular price $64.11 USD
    Regular price Sale price $64.11 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 
  • SS600 Stainless Steel Drain Kit w/ DG0633 Decorative 304 Stainless Steel Grate | Class A

    SS600 Stainless Steel Drain Kit w/ DG0633 Decorative 304 Stainless Steel Grate | Class A

    SS600 Stainless Steel Drain Kit w/ DG0633 Decorative 304 Stainless Steel Grate | Class A

    Regular price From $2,031.67 USD
    Regular price Sale price From $2,031.67 USD
    Unit price /  per 
  • HYDROPLUS with 497 ADA Mesh Polypropylene Grate Class B

    ULMA HYDROPLUS w/ 497 / PE100KCBM Polypropylene ADA Mesh Grate Load Class B - BLACK

    ULMA HYDROPLUS w/ 497 / PE100KCBM Polypropylene ADA Mesh Grate Load Class B - BLACK

    Regular price From $194.62 USD
    Regular price Sale price From $194.62 USD
    Unit price /  per 
  • SS600 stainless steel channel with DG0644SP fiberglass grate

    SS600 Stainless Steel Drain Kit w/ FG0644SP Fiberglass Bar Grate | Class C

    SS600 Stainless Steel Drain Kit w/ FG0644SP Fiberglass Bar Grate | Class C

    Regular price From $1,552.89 USD
    Regular price Sale price From $1,552.89 USD
    Unit price /  per 
  • NDS2400-catch-basin-24x24-barebones1-1024x1024

    NDS 2400 Catch Basin 24" x 24" with 2 Openings

    NDS 2400 Catch Basin 24" x 24" with 2 Openings

    Regular price $593.39 USD
    Regular price Sale price $593.39 USD
    Unit price /  per 
  • Iron Age Cast Iron Locust 6 inch diameter round grate Raw finish

    Iron Age IA-LOC-6D-HP Class A ADA Compliant Locust Cast Iron 6.75″ Dia Grate – RAW

    Iron Age IA-LOC-6D-HP Class A ADA Compliant Locust Cast Iron 6.75″ Dia Grate – RAW

    Regular price $100.10 USD
    Regular price Sale price $100.10 USD
    Unit price /  per 
  • NDS DS-228 Class A ADA Compliant Perforated Galvanized Steel 6" x 24" Grate

    NDS DS-228 Class A ADA Compliant Perforated Galvanized Steel 6" x 24" Grate

    NDS DS-228 Class A ADA Compliant Perforated Galvanized Steel 6" x 24" Grate

    Regular price $101.92 USD
    Regular price Sale price $101.92 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

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

    Regular price From $637.05 USD
    Regular price Sale price From $637.05 USD
    Unit price /  per 
  • FG-T1215-WYE-12 Fiberglass T-Bar grate with WYE Frame

    12" Fiberglass Kit w/ T-Bar Grate and WYE Frame - Load Class A

    12" Fiberglass Kit w/ T-Bar Grate and WYE Frame - Load Class A

    Regular price From $460.06 USD
    Regular price Sale price From $460.06 USD
    Unit price /  per 
  • SS600-DG0657R Reinforced with Perforated Stainless Steel Grate

    SS600 Stainless Steel Drain Kit w/ DG0657R Perforated Stainless Steel Grate | Class C

    SS600 Stainless Steel Drain Kit w/ DG0657R Perforated Stainless Steel Grate | Class C

    Regular price From $1,754.45 USD
    Regular price Sale price From $1,754.45 USD
    Unit price /  per 
  • NDS-lowProfile-12-catch-basin-wave Raw-TDSdrains

    NDS 1224CI Class B ADA Compliant Wave Cast Iron 12" x 12" Grate - RAW

    NDS 1224CI Class B ADA Compliant Wave Cast Iron 12" x 12" Grate - RAW

    Regular price $273.59 USD
    Regular price Sale price $273.59 USD
    Unit price /  per 
  • FGK-T1215-WYE-09 FRP WYE Frame and Grate Kit

    9" Fiberglass Kit w/ T-Bar Grate and WYE Frame - Load Class A

    9" Fiberglass Kit w/ T-Bar Grate and WYE Frame - Load Class A

    Regular price From $418.10 USD
    Regular price Sale price From $418.10 USD
    Unit price /  per 
  • POLY500-AA-675D-TDSdrains cast iron frame cast iron transverse ada slotted grate shallow POLYCAST polymer concrete channel

    POLYCAST 500 Series Kit w/ DG0675HD ADA Transverse Slotted Ductile Iron Grate & Frame

    POLYCAST 500 Series Kit w/ DG0675HD ADA Transverse Slotted Ductile Iron Grate & Frame

    Regular price From $492.53 USD
    Regular price Sale price From $492.53 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

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

    Regular price From $369.26 USD
    Regular price Sale price From $369.26 USD
    Unit price /  per 
  • SS600 STAINLESS CHANNEL WITH STAINLESS CATHEDRAL GRATE

    SS600 Stainless Steel Drain Kit w/ DG0630 CATHEDRAL 304 Stainless Grate | Class A

    SS600 Stainless Steel Drain Kit w/ DG0630 CATHEDRAL 304 Stainless Grate | Class A

    Regular price From $1,650.61 USD
    Regular price Sale price From $1,650.61 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 HYDROPLUS Mini w/ BARS Ductile Iron Grate Class C

    ULMA HYDROPLUS Mini w/ BARS Ductile Iron Grate Class C

    $237.16 $183.00
  • ULMA HYDROPLUS Mini w/ FERN Ductile Iron Grate Class C

    ULMA HYDROPLUS Mini w/ FERN Ductile Iron Grate Class C

    $237.16 $183.00
  • ULMA HYDROPLUS Mini w/ CATHEDRAL Ductile Iron Grate Class C

    ULMA HYDROPLUS Mini w/ CATHEDRAL Ductile Iron Grate Class C

    $237.16 $183.00
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