3/4" Full Circle Crimp Tool, Compact (Installation by Non-Professional may void Viega's LLC limited warranty)

Viega 41744 – 3/4" Full Circle PEX Crimp Tool for ASTM F1807 Copper Ring Connections

The Viega 41744 is a 3/4" full circle crimp tool engineered for making consistent, secure connections in PEX systems using copper crimp rings. Designed for use with Viega PureFlow Crimp fittings, this tool compresses rings uniformly around PEX tubing to meet ASTM F1807 specifications for potable water and hydronic applications.

This manual tool features hardened steel construction and precision-milled jaws to ensure long-term performance under repetitive field use. Its compact design and color-coded handles enhance efficiency in confined or overhead installation spaces. Factory calibration eliminates the need for post-crimp verification with a Go/No-Go gauge.

Key Features

• Crimp Size: 3/4 inch – Compatible with ASTM F1807 copper crimp rings
• Material: Hardened steel body for extended service life
• Corrosion Resistance: Coated finish suitable for varied site conditions
• Tool Type: Manual crimping tool – full-circle compression profile
• Handle Design: Standard length with color-coded grips for size identification

Technical Specifications

• Manufacturer: Viega
• Model Number: 41744
• Connection Standard: ASTM F1807
• Warranty: Manufacturer’s limited warranty
• Compatible Systems: Viega PureFlow Crimp PEX installations

Installation Notes

To operate, position the tool jaws around the copper crimp ring centered over the PEX fitting barb. Fully close the handles to complete the crimp. The tool is pre-calibrated and does not require additional gauge verification. Routine inspection and cleaning of crimp surfaces are recommended to maintain consistent performance.

Applications

• Residential and commercial PEX potable water systems
• Hydronic baseboard and radiant heating installations
• Repipe and retrofit work using crimp ring connections

Performance Advantages

• Consistent Compression: Full-circle crimping ensures uniform sealing around fittings
• No Flame or Adhesives: Eliminates the need for solder, glue, or heat sources
• Multiple Tool Sizes Available: Full range includes tools for 3/8" to 1" fittings
• Jobsite Ready: Built for repeated use in demanding environments