Pressure washing is very effective but may be best for metal or concrete roofs.
Risk of power washing roof.
One of the biggest differences between a true professional pressure wash roof cleaning company and a fly by night operation is the ability to handle the liabilities of the risks it assumes.
Read more about why pressure washing a roof is a very stupid thing to do.
Build up of dirt soot algae or other residue can alter the amount of light and heat your roof absorbs or reflects.
Bedded mortar and flashings can also be blasted off using this method potentially leading to further costs for rectification.
Since asbestos causes mesothelioma homeowners should consider the health concerns before hiring a company or performing the task themselves.
Of course some chemicals can harm your roof as well and the runoff could cause problems with your landscape or parts of your home.
As stated by several roof tile manufacturers and the uk s trading standards organization pressure washers can damage roof tiles strip the surface granules from the tiles and shorten tile life expectancy.
Pressure washing your roof can damage your roof.
There is also a risk of flooding to the loft space.
Consumer reports experts share pressure washer cleaning advice for your deck roof siding car and more.
Power washing roof shingles is one of the more common home renovation projects that can expose people to asbestos.
While most accidents and incidents are due to inexperienced technicians or negligence sometimes things do go wrong and this could leave you with hefty repair bills or a lawsuit if a worker is injured on your property.
Inappropriate pressure washing can potentially force water up between the tiles and roofing felt into the roof space.
However there are some things you need to consider.
The power of pressure washers can be too much of a good thing.
There is a chance that the pressurized water could damage your shingles.
While a typical roof is designed to withstand the elements it isn t designed to cope with water being ejected from a nozzle at such high speeds.