Start with a 50 50 mix for most asphalt shingle roofs this will insure your chemical is hot enough to actually get a result you would be happy with.
Pressure cleaner tips for roof cleaning.
Start high on the roof work your way from top to bottom applying and even coat of roof cleaning chemical.
Carry out the pressure roofing the right way so that you don t wind up with water under your roof shingles.
If the water goes under your roof shingles it could make your roof break and leak.
Use water to clean your roof tiles.
Ensure that you pressure wash at a point so the water will run descending towards the edge of the roof.
This is the best way to clean a roof if you have asphalt shingles.
Of laundry strength liquid chlorine bleach and water.
Some people use high pressure water spray to clean the tiles but that can damage the tiles.
Read on for our best roof cleaning tips.
Use a pressure washer which can loosen shingles and seriously damage your roof.
Use a sprayer attached to garden hose that s filled with equal parts chlorine bleach and water.
Aim the pressure washer down the roof toward the gutters and keep the tip of the wand at least a foot away from the surface when starting.
Spraying water under your shingles can both tear off the shingles and force water under them and into your home.
Refer to the mix ratios above.
As a result we recommend spraying it from a ladder or the ground.
Never aim your pressure washer up the roof as it can push water under the shingles.
Be cautious of your steps on the roof.
Always stand on a dry area of the roof as wet shingles can be very slippery.
It s better to use an alow pressure water hose and gentle brushes to clean the tiles though only.
Now its time to wash the anti moss spray and other debris of the roof.