Thermostatic Shower Mixing Valves with On-Demand Hot-Water CIrculation Systems
带按需热水循环系统的恒温淋浴混合阀
AS 4032.1-2005[ Pending Revision ]
Water supply - Valves for the control of heated water supply temperatures, Part 1: Thermostatic mixing valves - Materials design and performance requirements
供水.热水供应温度控制阀 第1部分:恒温混合阀.材料设计和性能要求