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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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      • Fiberglass
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      • All Channel Materials
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    • Popular Manufacturers
      • TDS
      • Bronze Age
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      • 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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  • Iron Age 4x24 Locust Spee-D Heel Proof cast iron grate

    Iron Age IA-LOC-0424-HP Class B Locust Cast Iron 4" x 24" Grate - Raw

    Iron Age IA-LOC-0424-HP Class B Locust Cast Iron 4" x 24" Grate - Raw

    Regular price $274.56 USD
    Regular price Sale price $274.56 USD
    Unit price /  per 
  • Spee-D BA Cathedral Galvanized Grate

    Bronze Age TDS-CATH-0448 Galvanized Steel 4.09" x 48" (Nominal) Grate

    Bronze Age TDS-CATH-0448 Galvanized Steel 4.09" x 48" (Nominal) Grate

    Regular price $125.40 USD
    Regular price Sale price $125.40 USD
    Unit price /  per 
  • NDS906PB

    NDS® 906PB Round 4" Brass Slotted Grate w/PVC Collar - Polished Brass

    NDS® 906PB Round 4" Brass Slotted Grate w/PVC Collar - Polished Brass

    Regular price $150.71 USD
    Regular price Sale price $150.71 USD
    Unit price /  per 
  • FGK-T1215-EZ-09 FRP EZ Frame and Grate Kit

    9" Fiberglass Kit w/ T-Bar T1215 Grate and EZ Frame - Load Class A

    9" Fiberglass Kit w/ T-Bar T1215 Grate and EZ Frame - Load Class A

    Regular price From $392.90 USD
    Regular price Sale price From $392.90 USD
    Unit price /  per 
  • FFKS-DG3045

    Trench•Era™ FF Series Drain System w/FG3045 8" Wide Class B Grate - HD Stainless Frame

    Trench•Era™ FF Series Drain System w/FG3045 8" Wide Class B Grate - HD Stainless Frame

    Request quote
  • 5 inch Iron Age Mission Bay Heel Proof Cast Iron Grate

    Iron Age IA-BAY-0520-HP Class B Heel-Proof Mission Bay Cast Iron 122mm x 500mm Grate - RAW

    Iron Age IA-BAY-0520-HP Class B Heel-Proof Mission Bay Cast Iron 122mm x 500mm Grate - RAW

    Regular price $167.31 USD
    Regular price Sale price $167.31 USD
    Unit price /  per 
  • 5inch-cast-iron-que-hp

    Iron Age IA-QUE-0520-HP Class B Heel-Proof Cast Iron 122mm x 500mm Grate - RAW

    Iron Age IA-QUE-0520-HP Class B Heel-Proof Cast Iron 122mm x 500mm Grate - RAW

    Regular price $167.31 USD
    Regular price Sale price $167.31 USD
    Unit price /  per 
  • Trench Drain Systems satin bronze cathedral grates for NDS mini channel

    Bronze Age BA-CATH-0312-B Class A Cathedral Bronze Brushed Finish 3" x 12" Grate

    Bronze Age BA-CATH-0312-B Class A Cathedral Bronze Brushed Finish 3" x 12" Grate

    Regular price $152.50 USD
    Regular price Sale price $152.50 USD
    Unit price /  per 
  • Zurn 6" Plastic ADA slotted grate P6-HPP-BLACK

    Zurn P6-HPP-BLACK Class A Linear Slotted HDPE 6" x 20" Grate

    Zurn P6-HPP-BLACK Class A Linear Slotted HDPE 6" x 20" Grate

    Regular price $108.00 USD
    Regular price Sale price $108.00 USD
    Unit price /  per 
  • TDS 3" Bronze Natural Mini Channel Grate

    Bronze Age BA-RAIN-0312 Class A Rain Drop Bronze Natural Finish 3" x 12" Grate

    Bronze Age BA-RAIN-0312 Class A Rain Drop Bronze Natural Finish 3" x 12" Grate

    Regular price $136.00 USD
    Regular price Sale price $136.00 USD
    Unit price /  per 
  • DG3044 Fiberglass I-Grate

    TDS FG3044 Class C VE Fiberglass I-Bar with Grit 8" x 48" Grate

    TDS FG3044 Class C VE Fiberglass I-Bar with Grit 8" x 48" Grate

    Regular price $457.65 USD
    Regular price Sale price $457.65 USD
    Unit price /  per 
  • IA-Oblio-0418-hp

    Iron Age IA-OBLIO-0418-HP Class A Heel-Proof OBLIO Cast Iron 4" x 18" Grate - RAW

    Iron Age IA-OBLIO-0418-HP Class A Heel-Proof OBLIO Cast Iron 4" x 18" Grate - RAW

    Regular price $141.57 USD
    Regular price Sale price $141.57 USD
    Unit price /  per 
  • FGK-I4015-EZ-15 fiberglass I-Bar grate with EZ frame

    15" Fiberglass Kit w/ I-Bar Grate and EZ Frame - Load Class C

    15" Fiberglass Kit w/ I-Bar Grate and EZ Frame - Load Class C

    Regular price From $915.73 USD
    Regular price Sale price From $915.73 USD
    Unit price /  per 
  • IA-Dura-Slope-CI-grate-Locust-BooF-6x24-TDSdrains

    Iron Age IA-LOC-0312-BF Class B Cast Iron 3" x 12" Grate - BoOF

    Iron Age IA-LOC-0312-BF Class B Cast Iron 3" x 12" Grate - BoOF

    Regular price $108.68 USD
    Regular price Sale price $108.68 USD
    Unit price /  per 
  • Iron Age Paradise 5 inch grate BoOF

    Iron Age IA-PAR-0520-BF / PA5-20I21 Class B Paradise Cast Iron 122mm x 494mm Grate - BoOF

    Iron Age IA-PAR-0520-BF / PA5-20I21 Class B Paradise Cast Iron 122mm x 494mm Grate - BoOF

    Regular price $223.08 USD
    Regular price Sale price $223.08 USD
    Unit price /  per 
  • 454 IN100KCC Reinforced Stainless Steel Slotted

    ULMA 455 / IN100KCCM Reinforced Stainless Steel Slotted Grate 0.5M Class C

    ULMA 455 / IN100KCCM Reinforced Stainless Steel Slotted Grate 0.5M Class C

    Regular price $232.88 USD
    Regular price Sale price $232.88 USD
    Unit price /  per 
  • TP0650S - DG0657R-PF Catch Basin w/ Stainless Steel Perforated Reinforced w/ HDPE Frame

    TV0750S (Shallow) Catch Basin Kit w/ DG0657R for POLYCAST®-HDPE Frame

    TV0750S (Shallow) Catch Basin Kit w/ DG0657R for POLYCAST®-HDPE Frame

    Regular price $636.81 USD
    Regular price Sale price $636.81 USD
    Unit price /  per 
  • IA-BAY-0520-HP-BF Iron Age 5x20" Bay Pattern Heel Proof with Baked on Oil Finish

    Iron Age IA-BAY-0520-HP-BF Class B HP Mission Bay Cast Iron 5x20 (Nominal) Grate - BoOF

    Iron Age IA-BAY-0520-HP-BF Class B HP Mission Bay Cast Iron 5x20 (Nominal) Grate - BoOF

    Regular price $223.08 USD
    Regular price Sale price $223.08 USD
    Unit price /  per 
  • 5inch-cast-iron-grate-RiverRock-boof

    Iron Age IA-RIV-0520-BF Class B ADA River Rock Cast Iron 122mm x 500mm Grate - BoOF

    Iron Age IA-RIV-0520-BF Class B ADA River Rock Cast Iron 122mm x 500mm Grate - BoOF

    Regular price $223.08 USD
    Regular price Sale price $223.08 USD
    Unit price /  per 
  • NDS-Dura-601-DK weave deco cast iron

    NDS Dura Slope Kit with DS-601 Cast Iron Weave Grate-RAW

    NDS Dura Slope Kit with DS-601 Cast Iron Weave Grate-RAW

    Regular price From $539.77 USD
    Regular price Sale price From $539.77 USD
    Unit price /  per 
  • Sand Slot Slim Channel Grate

    NDS Slim Channel 9242 Class A Plastic Slotted 2" x 36" Grate - SAND

    NDS Slim Channel 9242 Class A Plastic Slotted 2" x 36" Grate - SAND

    Regular price $17.67 USD
    Regular price Sale price $17.67 USD
    Unit price /  per 
  • DG0630 CATHEDRAL Stainless Steel POLYCAST and SS600

    Bronze Age™ DG0630H CATH 304 Stainless Steel 5.25" x 24" Grate

    Bronze Age™ DG0630H CATH 304 Stainless Steel 5.25" x 24" Grate

    Regular price $120.18 USD
    Regular price Sale price $120.18 USD
    Unit price /  per 
  • IA-Dura-Slope-CI-grate-Interlaken-BooF-6x24-TDSdrains

    Iron Age IA-INTER-0624-BF Class B Interlaken Cast Iron 6″ x 24″ Grate - BoOF

    Iron Age IA-INTER-0624-BF Class B Interlaken Cast Iron 6″ x 24″ Grate - BoOF

    Regular price $363.22 USD
    Regular price Sale price $363.22 USD
    Unit price /  per 
  • TDS-mini-channel-bronze-raindrop-brushedSatin

    Bronze Age BA-RAIN-0312-B Class A Rain Drop Bronze Brushed Finish 3" x 12" Grate

    Bronze Age BA-RAIN-0312-B Class A Rain Drop Bronze Brushed Finish 3" x 12" Grate

    Regular price $152.50 USD
    Regular price Sale price $152.50 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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