Propress copper fittings - Unions

A press-fit copper coupling designed for fast, flame-free connections in water supply, hydronic heating, and HVAC piping systems. Compatible with Viega, Milwaukee, and Rigid press tools, this coupling joins two copper pipes of the same diameter without soldering — saving time and reducing fire risk on the job site.

Features:

• Material: Lead-free copper
• Connection type: Press-fit (no solder required)
• Compatible with standard press tools
• Rated for hot and cold water applications
• Meets ASTM B88 and ASME B16.18 standards

Ideal for residential and commercial plumbing rough-in, retrofits, and tight-access installations.