Now its time to wash the anti moss spray and other debris of the roof.
Pressure washer roof tiles.
Pressure washers use 1 300 to 2 800 pounds per square inch to strip dirt moss and even paint from a surface.
A main concern that people have is that the hard jet of water coming from the pressure washer nozzle is too strong and will loosen or damage the shingles and thus leave the roof porous and vulnerable to rain.
Why you should never use a pressure washer on roof tiles the most common roof tiles in the united kingdom are made from concrete and have a sandy granular finish on the exposed side of the tile.
For a basic project in zip code 47474 with 500 square feet the cost to pressure wash roof starts at 0 33 0 40 per square foot.
Learning how much pressure is required to successfully clean different surfaces materials or objects will help you determine what size pressure washer you would best benefit from.
To estimate costs for your project.
Pressure washer a pressure washer is a must in tile roof cleaning.
Pressure washing in which highly pressurized water is sprayed on the roof to remove any mold algae dirt or grime and chemical cleaning sometimes called soft washing in which chemicals are the main thing that are removing those harmful things from your roof.
I took mother nature half of a century to build the green moss on the tile roof and it took me 4 hours to get rid of it sad.
Each of these methods has their strengths and their own shortcomings.
The average garden hose sprays water at 40 to 80 psi.
At this point the tiles become wet and slippery.
Instead soft washing with a garden hose is least likely to chip dent or crack the tiles or panels.
I liked the green look but.
In many cases the water pressure is enough to get the roof clean.
By comparison a fire hose sprays at 150 to 300 psi.
Remember if you re never going to exceed 2500 psi then you can save some money by choosing a 2600 psi pressure washer over a 3000 or 4000 psi pressure washer.
It s better to use an alow pressure water hose and gentle brushes to clean the tiles though only.
What you need to clean your tile roof to clean your tile roof you want a pressure washer that s set between 1200 and 1500 psi.
Some people use high pressure water spray to clean the tiles but that can damage the tiles.
Actual costs will depend on job size conditions and options.