1 Scope
1.1 General
1.1.1 This Standard covers water treatment equipment drain connectors and specifies requirements
for materials, physical characteristics, performance testing, and markings.
1.1.2 This Standard covers water treatment equipment drain connectors, which are comprised of a
reducer assembly, and air gap reducer assembly or a reducer wye. The reducer assembly and
the air gap reducer assembly is designed to attach to the plumbing drainage system using a
drainage tee, a diversion tee or a trap adapter. Such devices are intended to provide a transition
connection from an appliance or water treatment equipment to the plumbing drainage system.
