AquaLock 3515-08 Push-to-Connect Coupling 3/8" CTS

The AquaLock 3515-08 is a 3/8 inch CTS plastic coupling that works with copper, CPVC, PEX, and CTS rated pipe. Constructed from polysulfone, a high-performance thermal plastic material, this push-to-connect fitting delivers reliable, tool-free installation for plumbing applications.

Key Features:

• Easy to install, no tools or tube inserts required
• Unique O-ring guide feature provides a zero-leak connection
• Joins tubing on the outside, increasing flow capacity
• Tubing able to swivel after connection, ideal for vibrating and dynamic applications
• Can be used for hot and cold water applications
• Reusable fitting design
• Backed by a 25-year limited warranty

This coupling features a swivel nut with NPS straight threads and a cone seal, allowing for quick installation without thread sealant. The AquaLock series is suitable for both residential and commercial applications, including behind-the-wall installations.