About This CONNECTION TYPE:1/2" pex inlet fit: PEX and PE-RT pipes, using copper crimp rings or stainless clamps. 3/8" OD compression outlet fit: stainless steel bellow and 3/8" pipes. SAFETY ASSURED:Made from lead-free brass and meets ASTM F1807, NSF/ANSI 61, and ASSE 1061 standards, ensuring clean and safe water use. SAFETY ASSURED:Made from lead-free brass and meets ASTM F1807, NSF/ANSI 61, and ASSE 1061 standards, ensuring clean and safe water use. LONG-LASTING:Made from durable brass, our PEX fittings withstand corrosion, rust, and temperatures up to 200℉, ensuring years of reliable, leak-free use. PACKAGE INCLUDE:4 pack lead-free brass 1/2 inch PEX x 3/8 inch OD compression angle valves. Overview Material : Brass Brand : HeSun Exterior Finish : Brass Inlet Connection Size : 0.5 Inches Inlet Connection Type : Compression Outlet Connection Type : Compression Number of Ports : 1 Outlet Connection Size : 0.38 Inches Specification Met : Product Compliance Manufacturer : HeSun