United Pipe & Steel

Copper Tube Type K Hard

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SKU:
CTK-20
Availability:
Allow 2-3 Days to Ship
Weight:
0.00 LBS
Note:
Sold by the Foot (20' Increments)
*Images are for visual reference only.
  • Copper Tube Type K
  • Copper Tube Type K
  • Mueller Copper Size Reference
  • Merfish United Locations
$2.61 - $459.97

Represents the combined quantity sold of all the sizes under this product SKU.
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Description

Copper Tube Type K Hard - 20' Lengths

GetPipe.com supplies premium Type K Copper Tube – Hard Temper in 20' lengths, the heaviest-duty copper tubing available for high-pressure and underground applications. With its thick wall and exceptional corrosion resistance, Type K is the trusted standard for water services, fire protection, commercial plumbing, and gas systems.

Hard-drawn for maximum strength, this rigid tubing meets ASTM B88 and NSF 61 standards, making it suitable for both above-ground and buried installations. Choose Type K when you need long-lasting performance in demanding environments.

Key Features:

  • Rigid 20-foot lengths for secure, straight runs
  • Thickest wall among copper tubing types (heavier than Type L and M)
  • Meets ASTM B88 and NSF 61 certifications
  • Ideal for water service lines, HVAC, medical gas, and fire sprinkler systems
  • Compatible with sweat, press, and flared fittings
  • Corrosion-resistant, long service life
  • Residential and Commercial
  • Application: Water service, fire protection, solar, fuel oil, natural gas
  • Specifications: WWT-775-B / WWT-779-B / ASTM B-88/ NSF 61-G
  • Warehouse & Distribution Locations

Specifications
Mueller, Copper Size Reference PDF   
Mueller, Copper Tube for HVACR Applications, Data Submittal PDF   
Mueller, Copper Tube for Medical Gas Applications PDF   
Mueller, Copper Tube for Plumbing and Mechanical Applications, Data Submittal PDF   
Great Lakes, ACR/MED Copper Tube PDF   
Great Lakes, Plumbing & DWV Copper Tube PDF  
Great Lakes, Refrigeration & Service Copper Tube PDF  
Great Lakes, ASTM Nominal Dimensions PDF

Documents
Mueller, Buy American Statement PDF   
Mueller, Lead-Free Compliance Statement PDF   
Mueller, UL 48 Bar Statement PDF   
Mueller, UL 700 PSI Statement PDF   
Mueller, Copper Tube Standards PDF   
Mueller, Recycled Content Statement PDF  
Mueller Copper Tube, REACH Statement PDF 
Great Lakes, Buy American Statement PDF
Great Lakes, LEED Letter PDF
Great Lakes, REACH Statement PDF
Great Lakes, Copper Safety Data Sheet PDF
Great Lakes, California Proposition 65 Statement PDF

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