How come the water heater that you installed has two 水阀门? I am guessing that the one 水阀门 on the top is for the incoming cold water, and the one on the bottom is for controlling hot water?
Many thanks,
How come the water heater that you installed has two 水阀门? I am guessing that the one 水阀门 on the top is for the incoming cold water, and the one on the bottom is for controlling hot water?
Many thanks,