Then apply the solution in every small sections. The solution must not dry over the pavers. Then you have to scrub with a stiff bristle brush. Finally rinse it thoroughly with your garden hose. Apply it normal pressure, and if you see is needed then you will have to scrub it for a second time.
Have in mind avoiding the use of a high pressure nozzle or a pressure washer. Te force of the water can remove the sand that is between the joints of the brick. Pressure washers can also cause some edges of your pavers to chip.
Follow this first tips about how to clean your brick patio. If you need help call us and we will give you more info.