If it s something like scratch tile then it will take like 100 gallons for me.
How much mix for a standard roof cleaning.
Also the cost of roof cleaning depends on the height of your roof as it takes lots of efforts for professionals to take their equipment there.
It will not be quite as effective on stubborn marks and stains but it is a good choice for an all over roof clean and will not pose much risk to your roof s structural integrity.
Our standard mix for cedar is 2 3 mix with 1 ounce of terra wash added per gallon of mix.
Pressure washers use 1 300 to 2 800 pounds per square inch to strip dirt moss and even paint from a surface.
Barrel tiles tend to take more mix also because everything rolls off the tops of the tiles and channels itself in the valleys of the tiles.
The size of roof usually directly correlates to how long it will take to clean and thus how much it will cost to clean.
Keep gutters clean to ensure roofs remain as dry as possible.
A solution of equal parts bleach and water safely cleans asphalt shingles according to the asphalt roofing manufacturers association.
If you have another type of roof it s important to check with your manufacturer to find out how to clean your roof.
Note that our roof cleaning tips only apply for asphalt shingles.
On a standard shingle roof here i can do a 2000 sq ft house with 50 gallons of mix easy.
By comparison a fire hose sprays at 150 to 300 psi.
Here s an example of how a roof can be cleaned with oxygen bleach.
The wood restore is awesome.
The results using this method are not instant but if you have more time than money this is.
The more complex the design the higher it will cost.
It kills moss and algae and rinses away dirt and debris.
Many roof cleaners charge by the square foot and others charge by the square a roofing term which is equal to 100 square feet.
The diluted bleach cleans most effectively when applied with a pump sprayer and left on the shingles for 15 to 20 minutes.
The larger the roof the higher the price.
How much does roof cleaning cost.
Then we rinse with water and apply wood restore as a final step.
Just apply and leave it in no rinsing required.
On an average roof cleaning costs about 412.
The average cost for low pressure roof cleaning is between 0 30 and 0 70 per square foot.
The average garden hose sprays water at 40 to 80 psi.