ApolloPEX™ lead-free dezincification-resistant brass elbows are the premier low-cost solution for connections within a PEX piping system. ApolloPEX™ fittings are suitable for both potable water and hydronic heating systems. ApolloPEX™ fittings may be used with copper crimp rings, stainless steel pinch clamps or stainless steel crimp sleeve (all sold separately).