10-Pack Niikappu Pex Expansion Fitting, 1/2" x 1/2" Pex-A Elbow, Brass Expansion Pipe Fitting for PEX A Pipe

["Package List - 10 pack 1/2\" brass PEX A elbow fittings are included in the pex expansion fitting package.","Only for Pex A Pipe/Tubing Fitting Expansion Style Connection. NOT compatible with stainless steel clamp & copper ring systems.","Made of lead-free brass, corrosion-resistant. Built to last through years of daily use with both hot and cold water.","Certified Safe for Potable Water - ASTM F1960 NSF/ANSI 61 Certified. Ensures safe, reliable performance for your plumbing drinking water systems.","Slide PEX-A expansion ring onto pex tube. Insert fitting fully. Expand with tool for permanent cold seal. No flame, glue or solvents needed."]