1 x 1 elbow lead free, bagged, u260lfa sharkbite push-fit fittings for use with copper tubing cts, cpvc and pex, with integral tube liner included, constructed of dzr brass, certified to 200 psi and 200 degrees f, design certified to asse 1061/nsf61 standards, meets upc, ipc and cupc requirements; fittings are listed with iapmo and are certified for use on potable and hydronic water distribution, certified for underground applications and as a manufactured joint without the need for access panel.