The Viega ProPress Copper Coupling with Stop 1/2 in x 1/2 in (Model 78047) is a professional-grade press fitting designed for fast, safe, and reliable connections in copper piping systems. The built-in stop ensures proper pipe insertion depth, helping installers achieve consistent, secure joints every time.

Manufactured from durable, lead-free copper alloy, this coupling is approved for potable water applications and meets strict industry standards for performance, safety, and longevity. Viega’s advanced press technology eliminates the need for soldering, enabling quick, flame-free installation while maintaining strong, leak-resistant connections.

Equipped with EPDM sealing elements, this fitting provides excellent durability under varying pressure and temperature conditions. Smart Connect technology helps installers quickly identify unpressed connections during pressure testing, reducing installation errors and improving overall jobsite efficiency.

Key Features:

• 1/2 in x 1/2 in coupling with integrated stop
• Flame-free press connection for fast installation
• Lead-free copper construction for potable water systems
• EPDM sealing element for secure, leak-resistant performance
• Smart Connect technology for easy leak detection during testing
• Built-in stop ensures correct pipe insertion depth
• Compatible with ASTM B88/B75 copper tubing
• Ideal for residential and light commercial plumbing systems

Trusted by professionals worldwide, Viega ProPress fittings deliver speed, safety, and long-lasting reliability for modern plumbing installations.