The B&K 164-203 is a high-performance CPVC pipe union designed to provide a secure, serviceable connection between two lengths of CPVC piping. As part of the ProLine Series, this union is engineered for both hot and cold water applications in residential and light commercial plumbing systems.

Made from durable, corrosion-resistant CPVC, this union is ideal for installations where future disassembly may be required—such as maintenance or upgrades—without the need to cut pipe. The solvent weld design ensures a strong, leak-free bond while allowing for easy installation, making it a go-to choice for both professionals and DIYers.

This union includes an EPDM O-ring to ensure a watertight seal and complies with ASTM D2466 standards. It is NSF approved for potable water use and rated for 100 PSI at 180°F, offering reliable performance in demanding environments.

Key Features:

• Material: Durable, corrosion-resistant CPVC construction
• Connection Type: 1/2-inch solvent x 1/2-inch solvent (CTS – Copper Tube Size)
• Seal: EPDM O-ring for a secure, watertight connection
• Design: Union fitting allows for easy disassembly without cutting pipe
• Installation: Solvent weld design simplifies installation for professionals and DIYers
• Temperature & Pressure Rating:
  • Rated for 100 PSI at 180°F
• Compliance:
  • Solvent ends comply with ASTM D2466
  • NSF approved for potable water applications
• Packaging: Available in case quantities of 12 units

Applications:

• Residential Plumbing: Ideal for hot and cold water distribution systems
• Maintenance & Repairs: Allows for easy disconnection and reconnection of piping without cutting
• DIY Projects: Simple solvent weld installation makes it suitable for home improvement tasks
• CPVC or Copper Systems: Designed for use with CPVC piping and compatible with copper piping systems