1/2 inch x 1/4 inch PEX Brass Lav Insert Adapter Crimp x Copper

46331 VIEGA BRS PEX Lav Adapter for Secure PEX-to-Copper Transitions

The 46331 VIEGA BRS PEX Lav Adapter is engineered to facilitate accurate transitions from PEX tubing to copper pipe in potable water systems. Designed for durability and code compliance, this fitting provides a dependable connection point in pressure-rated plumbing assemblies.

Constructed from lead-free brass, this adapter delivers corrosion resistance and dimensional stability under thermal and mechanical stress. It supports streamlined system integration in lavatory rough-in and retrofit scenarios where crimp-to-copper conversion is required.

Contractor-Focused Advantages

• ✅ Brass Body Construction Delivers long service life with high mechanical strength and oxidation resistance.
• ✅ Consistent Fitment Manufactured to tight tolerances for compatibility with ASTM F1807 crimp fittings and copper solder joints.
• ✅ Jobsite Efficiency Reduces time spent on alignment and connection, particularly in confined installation zones.

Key Specifications

• Nominal Size: 1/2" PEX x 1/4" Copper
• Connection End: Crimp x Sweat
• Material: No-lead brass compliant with NSF/ANSI 61 and NSF/ANSI 372
• Application: Potable water distribution, lavatory stub-out conversions, remodeling installations

Field Applications

This fitting is regularly applied in lavatory branch connections and tight retrofit assemblies. It enables precise integration with Type L or M copper and standard 1/2" PEX lines within residential and light commercial water supply layouts.

Compliance Note

The VIEGA 46331 adapter conforms to lead-free requirements outlined in the Safe Drinking Water Act, meeting current plumbing code mandates for potable water fittings.

Engineered for professional use, the 46331 VIEGA BRS PEX Lav Adapter contributes to secure and code-compliant installations while supporting project timelines through reliable fit and material consistency.