Legend Valve 313-215NLR 1-inch no lead cast bronze water service CTS pack joint coupling provides a strong, secure connection for joining copper tubing in underground potable water service applications. Made from durable no lead cast bronze, it offers excellent corrosion resistance and meets safe drinking water standards for long-term reliability. The CTS pack joint design delivers a tight, dependable seal while allowing for easy, tool-friendly installation. Engineered for consistent performance, this coupling is an ideal choice for both new service line construction and replacement work.
Designed and manufactured for underground water service applications only
CTS pack-joint end connections provide the maximum pullout resistance against internal pressure variations and backfilling stress
Lead-free design is suitable for all no-lead potable water installations and in full compliance of the lead-free plumbing laws
Designed to be installed onto type K or L copper water tubing compliant with ASTM B88 and polyethylene plastic tubing compliant with ASTM D2737 SDR 9
Insert stiffeners (Model T-4500, sold separately) are required at each pack-joint connection, when installing polyethylene (PE) plastic tubing
Manufactured in compliance with the latest version of AWWA C800 for high pressure
NSF/ANSI 61 & 372 certified for drinking water system components health effects and lead content