Elkhart Supply 51164 1/2" PEX x 1/2" Polybutylene Brass Adapter 10-Pack

The Elkhart Supply 51164 is a lead-free brass insert PEX fitting that meets NSF-Annex G for Lead Free System, ASTM and CSA specifications, designed to provide a reliable transition connection between PEX tubing and polybutylene pipe in plumbing systems. This 10-pack of 1/2-inch adapters offers an economical solution for professional installations or DIY plumbing repairs.

Key Features:

• Lead-free brass construction for safe potable water applications
• 1/2-inch PEX barb x 1/2-inch polybutylene barb connection
• Compatible with copper PEX crimp rings, stainless steel PEX clamps, and any brand or type of SDR-9 PEX tubing
• Includes crimp rings for installation
• NSF, ASTM, and CSA certified for quality and safety
• Suitable for potable water distribution and hydronic heating systems
• 10-pack quantity for multiple connections or project installations

Installation requires the use of a copper ring PEX crimper or stainless steel clamp PEX crimper. Simply cut the PEX tubing square, slide the crimp ring or clamp over the tubing, insert the barbed fitting, position the ring over the barb, and crimp securely. This adapter is ideal for transitioning from older polybutylene plumbing systems to modern PEX tubing in residential, commercial, RV, and marine applications.