... 15 years experience ensure quality in products of fitting BRASS pex-al-pex fitting:Material: Brass (CW617N, HPb59-3, etc) Technics: Forged, Chromalized ... ANSI , EN, BS, UIN ,JIS.Guarantee: 3 yearsSize: from 16mm to 32mm, OEM for Bulk Qty is our Advantage. Professional service ... the advantage of One Stop Production Service, we are able to ensure the Competitive Price, High Quality and Prompt Delivery.