Of laundry strength liquid chlorine bleach and water.
Can you power wash roof shingles.
Never use a pressure washer to wash or rinse shingles.
Pick a cool overcast day so the cleaning solution doesn t dry too fast.
Use a pressure washer which can loosen shingles and seriously damage your roof.
Of course some chemicals can harm your roof as well and the runoff could cause problems with your landscape or parts of your home.
It also makes the clean up much cleaner leaving the home or property usually much cleaner than it was before we arrived.
The damage caused by pressure washing is not immediately noticeable.
You ll need corrosive cleaner like lye a garden hose a supplemental water pump or a specialized roof or shingle cleaning tool and the proper safety equipment.
You should never allow anyone who utilizes a power washer to clean your roof as they are damaging the shingles themselves by using this type of excessive pressure.
Use a sprayer attached to garden hose that s filled with equal parts chlorine bleach and water.
The water pressure will remove the granules that are important for protecting your roof.
Utilizing excessive pressure to clean or rinse a roof will shorten the shingle life dramatically.
For extra cleaning power mix in a non ammonia heavy cleaner like tsp.
One part of proper roof maintenance is cleaning the shingles which you can do yourself in less than an hour.
It s generally not necessary to pressure wash a shingle roof for the purpose of removing ordinary dirt and leaves and pressure washing can potentially damage the shingles coating of protective.
There is a chance that the pressurized water could damage your shingles.
For roofs that are streaked and discolored with algae growth moss or other forms of mildew and mold you can still clean your roof and leave the power washer in the garage.
Then mix standard laundry bleach with water.
Never pressure wash your roof if you have asphalt shingles.
What you can expect from a low pressure clean and treat service is a roof to be moss free for a period of 2 5 years.
Not to mention using a pressure washer from a high place is dangerous.
But pressure washing your asphalt roof will do more harm than good.
Pressure washing is very effective but may be best for metal or concrete roofs.
The concentrated jet will scrape off the small pebbles on top of the shingles and reduce their water repellency which will only make your mold situation worse.
Sure it s tempting to want to get any moss algae dirt etc.
Yes it will make it look sparkling clean but also you ll end up replacing the roof system sooner rather than later.
Any time a low pressure wash service is done it should include the gutters.
