Question: how much water does it take to power wash a house?
Answer: A medium duty pressure washer will usually use between 2.3 and 2.5 GPM and a professional, heavy-duty piece of kit can use anywhere between 2 and 4 GPM. The average shower uses around 2.5 – 3 GPM, so what's the difference between a shower head and the nozzle of your pressure washer……..?