2 use anti moss spray on roof tiles.
How to high pressure clean roof.
The power of a pressure washer can damage the shingles on your roof so it s important that you select the proper spray tip.
The two main methods for roof cleaning are.
Pressure washing in which highly pressurized water is sprayed on the roof to remove any mold algae dirt or grime.
1 prepare to start cleaning roof tiles.
We recommend hot water because metal roofs can handle it and hot water is more effective.
Use anti moss spray on roof tiles.
How to clean various types of metal roofs.
This is very effective at getting rid of algae and mildew both of which often grow on metal roofs.
Chemical cleaning sometimes called soft washing in which chemicals are the main thing that are removing those harmful.
Always stand on a dry area of the roof as wet shingles can be very slippery.
Step by step instructions.
Opt for something soft to protect your roof s paint and parts.
When you clean metal you can use light pressure if necessary and you can use a hot water pressure washer.
Here s a video link to the instances that call for rinsing.
Clean the roof tiles with a.
Prepare to start cleaning roof tiles.
For any areas that don t wash away with pressurized water fill a.
Use a cloth or sponge to clean.
Start off with a hot water pressure with a 40 degree tip.
Addressing stubborn spots 1.
When you clean a metal roof it s a lot different than cleaning tile or asphalt roof.
You can also simply wash it with detergent depending on how accessible the roof is and what its pitch is.
You only need low pressure on metal roofs as it is enough to disturb and clean them.
Start with a medium pressure spray pattern and adjust from there accordingly.
Mix water and mild detergent for stubborn areas.