Spray the roof with plain water to dislodge loose dirt and debris.
How to power wash a tile roof.
Using a pressure washer set to a low psi rinse loose debris off your roof with clean water.
Plan to wash clay tiles roofs about every two years to keep mold and algae at bay.
Some people use high pressure water spray to clean the tiles but that can damage the tiles.
Use water to clean your roof tiles now its time to wash the anti moss spray and other debris of the roof.
Overall pressure washing your tile roof can cause irreparable damage to your roof especially when done by untrained persons.
Tile roof cleaning with a surface cleaner.
With tile most are manufactured with at least a light glazing on top of a slurry coating paint pressure washing tile requires a higher blasting pressure starting at 1500psi up to 3000psi.
Thanks for the guide.
Start at the ridge of your roof the top and spray down toward the gutters.
Doing this ensures that debris is always heading in the right direction off your roof.
It s better to use an alow pressure water hose and gentle brushes to clean the tiles though only.
This can remove or dull that glazing.
Operate your pressure washer at 1 200 psi and keep the nozzle at least one foot away from the tiles as you work.
High pressure and harsh chemical systems can also drastically reduce the useful life of your tile roof.