ASSE 1014设备在手持淋浴器（有时被称为“电话淋浴器”）中提供防反虹吸和反压的回流保护这些产品单独连接或与手持淋浴器、浴缸填充物、柔性软管或连接至淋浴系统的组件集成，包括两个串联的独立作用止回阀，或一个串联的带真空断路器功能的止回阀。

ASSE 1014 devices provide backflow protection against backsiphonage and backpressure in handheld showers, sometimes identified as "telephone showers." These products are separately attached or are integral with handheld showers, tub fillers, flexible hoses, or components that are attached to a shower system, and include two independently acting check valves in series, or a check valve in series with a vacuum breaker feature.