Copper flare nut end connections provide strong pullout resistance|90 deg operation with enclosed operating head stops|Operating head has been drilled to accept stationary rod cotter pin attachment|Full-port, ball-and-seat design is superior to plug-type designs|Durable, PTFE coated ball assures positive, bubble-tight shutoff, low torque operation and long service life|For underground water service installations only, to permit shutoff of the water supply, from the water main to the building|Tubing flare end connections are designed to be installed onto correctly-flared types K or L copper water tubing, compliant with ASTM B88|Lead free design is suitable for all no lead potable water installations, in full compliance of the lead-free plumbing law

AWWA C800|NSF 372|WQA Tested US Federal Public Law 111-380 (National Lead Free Plumbing Law)|ASTM B584