1: The device above the pressure gauge is a month recording knob, which is convenient for you to record the month of sewage discharge (for example, I did sewage discharge in March. 2: The bracket is only an auxiliary accessory. If the pipe support is sufficient, the bracket can be installed. Bracket installation method: The first step is to fix the bracket to the wall with expansion screws, and then hang the pre-filter on the bracket.
By vevor