Put on shoes with soft non slip soles.
Pwer washing asphalt shingel roofs.
Fill your low pressure agricultural sprayer with a specialized asphalt cleaning agent.
Your roof is easily damaged with hard shoes.
When done right a low pressure washing of a composition roof should produce no more granule loss than a normal rain cycle.
This method of chemical cleaning is what we call soft washing.
There are several products on the market specifically designed to remove algae stains from roofs such as wet forget outdoor.
This is the least aggressive way to clean the roof of moss and lichens.
The rains will slowly wash away the decaying growths.
Cleaning asphalt shingles is an important part of protecting your roof.
This is not a quick process and can take up to 90 days.
Non slip soles will.
It is safe to use sodium hypochlorite.
Take a good look in the gutters.
How to pressure wash roof shingles.
Pressure washing strips the granules from asphalt shingles.
To stay safe suit up in long sleeves pants and safety goggles.
Pick a cool overcast day so the cleaning solution doesn t dry too fast.
One part of proper roof maintenance is cleaning the shingles which you can do yourself in less than an hour.
For extra cleaning power mix in a non ammonia heavy cleaner like tsp.
This is not without some merit however as we have seen many roofs severely damaged from pressure washing and air cleaning.
If your problem is.
Power washing a composition roof will remove the protective granular from the outer layer of the shingles leaving the shingles less protected from the sun and other harsh weather conditions.
Utilizing excessive pressure to clean or rinse a roof will shorten the shingle life dramatically.
1 to 3 cups white distilled vinegar 2 gallons of water.
It will also leave gouge marks in the lower layers leaving them more vulnerable to the elements.
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.
While an occasional cleaning might not harm your roof repeated use of harsh chemicals or the erosive effects of pressure washing can damage or shorten the life of asphalt shingles.
The damage caused by pressure washing is not immediately noticeable.
For any of these homemade options you ll want to wet down the roof with plain water first then apply the cleanser and let it sit.
Attach a 35 degree spray wand to the pressure washer hose and fill the pressure washer with a recommended cleaning solution.
