A water heater's temperature and pressure relief valve must be piped to the nearest drain in order to avoid damage in the event the valve is actuated.
A water heater's temperature and pressure relief valve must be piped to the nearest drain in order to avoid damage in the event the valve is actuated.
热水器的降温减压安全阀必须用管道连接到最近的排水口，以避免万一阀门启动所造成的破坏。