The fitting reducer features a male solder end and solder cup. The fitting provides a means for reducing the size of a line. NIBCO copper fittings are manufactured in an ISO 9001 certified facility, and backed by a 50-year limited warranty.NIBCO lead-free wrot copper solder pressure tee used in residential and commercial systems such as potable water, air conditioning and refrigerationDezincification resistantLead-free wrot copper solder pressure fitting reducer is durable and low maintenanceOptions also include cleaned and bagged for oxygen service medical gasMSS SP-104ASME B16.22Third-party certified to NSF/ANSI 61 and 372