WHK 30 Pack 1/2" PEX Fittings,1/2 Inch Pex Elbow Fittings Pex Fittings Poly Plastic 90 Degree Elbow Barb Crimp Pex Fitting for PEX B Tubing Pipe(PPSU,Black).WHK 1/2"Inch Poly Pex elbow fittings (Plastic PEX-b F2159 Fittings)use superior NO-Lead PPSU material,This Pex type b fittings are widen apply to connect portable water drinking,RV etc suitable for circulating heating systems and domestic water,Health and Safe!The pex fittings plastic always comply with strict producing standard-cUPC,NSF/ANSI 61,CSA B137.5,WHK is worth to trust and safely use.THe pex 1/2 inch fittings are Compatible with all Types of Brands of Pex b,c Pipe/Tubing,Uponor(Wirsbo),Sious Chief,Etc.You willl receive 30 Pack pex elbow 90 degree fittings 1/2" inch in our Packages.