Which Is More Important, Waterflow or Pressure?

They are both important and go hand in hand with each offer, if you are looking to clean your patio you will want a high pressure to remove dirt and stains that have been there for years, however the high water flow will make the job quicker as it quickly washes away the dirt it removes. All models have a good water flow and pressure ratio, it is more important to think about the tasks you shall be using your washer for.