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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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    • Popular Manufacturers
      • TDS
      • Bronze Age
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      • Zurn
      • All Manufacturers
    • Popular Drainage Systems
      • Dura Slope
      • FP1200
      • Mini Channel
      • Polycast 600/700
      • Slim Channel
      • SS600
      • ULMA U100K(X)
      • All Drainage Systems
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      • Ductile/Cast Iron
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  • MCK-BA-STAR-D NDS Mini Channel in Grey with TDS Bronze Age Ductile Iron Star Grate

    NDS® 3" Gray Mini Channel Kit with TDS Bronze Age™ STAR Grate - Ductile Iron

    NDS® 3" Gray Mini Channel Kit with TDS Bronze Age™ STAR Grate - Ductile Iron

    Regular price From $177.29 USD
    Regular price Sale price From $177.29 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 
  • POLY600-GS-675HD-TDSdrains galv steel edge transverse slotted grate polymer concrete channel Polycast

    POLYCAST® 600 Vinyl Ester Series Kit w/DG0675HD Slotted Ductile Iron Grate & Stainless Edge

    POLYCAST® 600 Vinyl Ester Series Kit w/DG0675HD Slotted Ductile Iron Grate & Stainless Edge

    Regular price From $367.43 USD
    Regular price Sale price From $367.43 USD
    Unit price /  per 
  • POLY500-SS-647-TDSdrains

    POLYCAST 500 Series Kit with DG0647 Slotted Stainless Grate and Edging

    POLYCAST 500 Series Kit with DG0647 Slotted Stainless Grate and Edging

    Regular price From $444.50 USD
    Regular price Sale price From $444.50 USD
    Unit price /  per 
  • MCK-IA-RAIN-HP NDS Mini Channel Kit in Gray with Iron Age Rain Grates in Raw iron

    NDS 3″ Gray Mini Channel Kit with Iron Age Rain Grate – RAW

    NDS 3″ Gray Mini Channel Kit with Iron Age Rain Grate – RAW

    Regular price From $587.08 USD
    Regular price Sale price From $587.08 USD
    Unit price /  per 
  • POLYCAST®500 Series Kit w/ DG0655R Wedge Wire Grate & HDPE Frame | Load Class C

    POLYCAST®500 Series Kit w/ DG0655R Wedge Wire Grate & HDPE Frame | Load Class C

    POLYCAST®500 Series Kit w/ DG0655R Wedge Wire Grate & HDPE Frame | Load Class C

    Regular price From $791.84 USD
    Regular price Sale price From $791.84 USD
    Unit price /  per 
  • POLYCAST®500 Series Kit w/ DG0655 Stainless Wedge Wire Grate | Load Class B

    POLYCAST®500 Series Kit w/ DG0655 Stainless Wedge Wire Grate | Load Class B

    POLYCAST®500 Series Kit w/ DG0655 Stainless Wedge Wire Grate | Load Class B

    Regular price From $866.66 USD
    Regular price Sale price From $866.66 USD
    Unit price /  per 
  • NDS 3" Gray Mini Channel Kit with NDS Wave Grate - Natural

    NDS 3" Gray Mini Channel Kit with NDS Wave Grate - Natural

    NDS 3" Gray Mini Channel Kit with NDS Wave Grate - Natural

    Regular price From $293.70 USD
    Regular price Sale price From $293.70 USD
    Unit price /  per 
  • Hydro Mini Plus with 450 SS Slotted Grate Class A_1 Meter

    ULMA HYDROPLUS Mini with Stainless Steel Slotted Grate (450 / IN100KCA) Class A

    ULMA HYDROPLUS Mini with Stainless Steel Slotted Grate (450 / IN100KCA) Class A

    Regular price From $176.04 USD
    Regular price Sale price From $176.04 USD
    Unit price /  per 
  • NDS mini-channel-carbochon deco Iron Age grate

    NDS 3" Gray Mini Channel Kit with Iron Age Carbochon Grate - Baked on Oil Finish

    NDS 3" Gray Mini Channel Kit with Iron Age Carbochon Grate - Baked on Oil Finish

    Regular price From $734.37 USD
    Regular price Sale price From $734.37 USD
    Unit price /  per 
  • 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 
  • 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 
  • POLY500-SS-657-TDSdrains stainless steel perforated grate stainless steel edge shallow profile polymer concrete channel Polycast

    POLYCAST 500 Series Kit with DG0657 Perforated Stainless Grate and Edging

    POLYCAST 500 Series Kit with DG0657 Perforated Stainless Grate and Edging

    Regular price From $488.76 USD
    Regular price Sale price From $488.76 USD
    Unit price /  per 
  • MCK-BA-SLOT-0336 Grey NDS Mini Channel with Stainless Steel Transverse Slotted Grate

    NDS 3" Gray Mini Channel Kit with TDS Slotted Heel Proof Grate - 316L Stainless

    NDS 3" Gray Mini Channel Kit with TDS Slotted Heel Proof Grate - 316L Stainless

    Regular price From $306.44 USD
    Regular price Sale price From $306.44 USD
    Unit price /  per 
  • New Image Coming Soon

    POLYCAST 500 Series Kit with DG0669 Stainless Bar Grate and HDPE Frame

    POLYCAST 500 Series Kit with DG0669 Stainless Bar Grate and HDPE Frame

    Regular price From $1,452.88 USD
    Regular price Sale price From $1,452.88 USD
    Unit price /  per 
  • POLYCAST 700 PE FRAME 640R

    POLYCAST® 700 Vinyl Ester Series Kit w/DG0640R Reinforced Slot Galvanized Grate & HDPE Frame

    POLYCAST® 700 Vinyl Ester Series Kit w/DG0640R Reinforced Slot Galvanized Grate & HDPE Frame

    Regular price From $840.51 USD
    Regular price Sale price From $840.51 USD
    Unit price /  per 
  • POLY600-xx-657-TDSdrains stainless steel perforated grate polymer concrete channel Polycast

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

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

    Regular price From $411.76 USD
    Regular price Sale price From $411.76 USD
    Unit price /  per 
  • Mini Channel with Carbochan

    NDS 3" Gray Mini Channel Kit with Iron Age Carbochon Grate - Natural

    NDS 3" Gray Mini Channel Kit with Iron Age Carbochon Grate - Natural

    Regular price From $562.77 USD
    Regular price Sale price From $562.77 USD
    Unit price /  per 
  • POLYCAST600-xx-DG0657R-TDSdrains

    POLYCAST® 600 Series Kit w/DG0657R Reinforced Perforated Stainless Grate

    POLYCAST® 600 Series Kit w/DG0657R Reinforced Perforated Stainless Grate

    Regular price From $493.73 USD
    Regular price Sale price From $493.73 USD
    Unit price /  per 
  • 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 
  • NDS500-BA-SLOT-A Aluminum

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Slotted Grate - Aluminum

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Slotted Grate - Aluminum

    Regular price From $742.40 USD
    Regular price Sale price From $742.40 USD
    Unit price /  per 
  • NDS500-BA-LUNA Bronze Age Natural Bronze Luna Grate

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Luna Grate - Natural

    NDS 3" Gray Mini Channel Kit with TDS Bronze Age Luna Grate - Natural

    Regular price From $465.44 USD
    Regular price Sale price From $465.44 USD
    Unit price /  per 
  • NDS 252GY - Box of 12 - Class B ADA Heel-Proof Botanical HDPE 4" x 24" (Nominal) Grate - GRAY

    NDS 252GY - Box of 12 - Class B ADA Heel-Proof Botanical HDPE 4" x 24" (Nominal) Grate - GRAY

    NDS 252GY - Box of 12 - Class B ADA Heel-Proof Botanical HDPE 4" x 24" (Nominal) Grate - GRAY

    Regular price $665.06 USD
    Regular price Sale price $665.06 USD
    Unit price /  per 
  • POLY600-xx-669-TDSdrain stainless steel bar grate polymer concrete channel Polycast

    POLYCAST® 600 Vinyl Ester Series Kit w/ DG0669 Stainless Bar Grate

    POLYCAST® 600 Vinyl Ester Series Kit w/ DG0669 Stainless Bar Grate

    Regular price From $831.35 USD
    Regular price Sale price From $831.35 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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