Everflow PXML3434-NL 3/4 Inch X 3/4 Inch Pex Elbows PEX X MIP, Lead Free DZR Brass Construction, Barb Connection, Compatible w/ PEX Pipe, Low-Cost Plumbing Connection, Durability, Easy to Install Elbows PEX X Male Iron Pipe Easy to Install Lead Free DZR Brass Construction for Durability and Reliability Low-Cost plumbing Connection System; Barb Connection; Compatible with PEX Pipe NSF Listed; Meets UPC, IPC and UPC requirements This Pex Fittings are Compatible For Potable Water Distribution and Hydronic Heating Applications and Fittings Work with Crimp Ring or Clamp Connection Methods Rated to 200F and 200 psi; No Flames, Glue, Fluxes, or Solvents Needed