Always stand on a dry area of the roof as wet.
How much to pressure clean a roof.
Of laundry strength liquid chlorine bleach and water.
There are two ways to clean a roof.
A soft wash is recommended for most roofs because high pressure cleaning can cause leaks if not done by a professional and can even damage the roof.
Pressure washing a roof.
Pressure washing more specifically soft washing is one common cleaning method.
This should be enough to clean the dirt and moss on roof tiles in most cases although it may be a lot messier when the dirt and water gets blown about.
Pressure washing roof tiles can also damage the tiles and is not suitable.
Use a sprayer attached to garden hose that s filled with equal parts chlorine bleach and water.
Use a pressure washer which can loosen shingles and seriously damage your roof.
Roof cleaning techniques and services.
The high pressure power washer blows about the moss dirt and lichen and it usually falls below.
This is the best way to clean a roof if you have asphalt.
One method uses chemical or natural products to give a roof a soft wash the other method is high pressure cleaning.
The soft wash technique is becoming more popular with homeowners around the world due to its in depth approach.
The cost to pressure wash roof starts at 0 33 0 40 per square foot but can vary significantly with site conditions and options.
It is quite similar to a low pressure clean using both chemicals and low pressure rinsing to get results.
It can also damage certain types of roof so is only a suitable option in some cases.
Soft wash roof cleaning cost.
On average roof cleaning pricing is 15 to 30 per square foot or 15 to 30 per square a square in roofing terminology is equal to 100 square feet.
Use low pressure to spray it clean the power of a pressure washer can damage the shingles on your roof so it s important that you select the proper spray tip.
Using a pressure washer to clean the roof tiles can create a lot of mess below on the ground.
On average pressure washing a roof costs 475 but prices vary from 85 to 1 100.
Get fair costs for your specific project requirements.
However too much pressure can damage a roof which is why this process is best left to a pro.
This is a dangerous project that can damage your home so it s best to hire a pro.
A lot of roof cleaning companies prefer to use a power washer to clean the roof.
See typical tasks and time to pressure wash roof along with per unit costs and material requirements.
For an average sized roof of 1 500 square feet 15 squares that s a total cost of approximately 250 to 500.
This method of removing dirt and debris can be effective.
Another roof cleaning approach is to use a power pressure washer on the roof.
See professionally prepared estimates for roof power washing work.
Start with a medium pressure spray pattern and adjust from there accordingly.
Read on for our best roof cleaning tips.