Intended Use:
John Guests push-fit technology to make easy, reliable, leak-free connections. They have been developed to satisfy the compatibility needs for a wide range of applications and can be used on plastic or soft copper tubing.
Specifications:

• White polypropylene construction
• EPDM o-rings
• NSF Certified to Standard 14 & 61
• Complies with UPC and CSA
• Use with Copper, PEX, CPVC
• Twist & lock design
• Lead free and non-toxic