PEX 1/2 Inch Barbed 90 Elbows - Crimp Fittings - Bag of 5 pcs/Brass / 1/2" 1/2" PEX x 1/2" PEXElbow 90 Made from lead-free brass, complies with 2014 SDWA and is approved for potable water applications. PEX x PEX Elbowsare used to insert and connect two PEX pipes together.Compatible with all types and brands of PEX Tubing: Watts; Everhot; Viega; Zurn;