Spray on roof coatings are applied as a liquid and dry naturally over 8 to 24 hours depending on the weather conditions.
How to spray roof from ground.
For every part water combine 0 05 part mild dish or laundry detergent.
Ask ten different roof cleaning contractors how they spray a roof and you will probably get ten different answers.
The most common flat or low slope roofing systems include.
Cleaning roofs safely from the ground.
Mix the product with water for a 1 7 dilution ratio a gallon covers about 700 to 900 sq.
That ll prevent the cleaner from drying out too quickly.
And none are necessarily more right or wrong than the other.
The best way to clean a roof is to use a roof cleaning chemical and let it sit for awhile.
I mix up my cleaner in bug sprayer container and spray it all over the roof.
I m thinking there must be some combination of attachments that would allow me to spray the roof from the ground but i don t have any experience with pressure washers and don t know what i would need.
With most good cleaners that s all you need to do.
Top to bottom side to side from the ladder from the ground only one application two applications two applications with a spot follow up and on and on the list goes.
Here s how i do it.
Before applying the cleaner spray the roof with water to cool it down.
Should i just stop dreaming and get a long extension ladder to get up there.
The applicator attached to my garden hose and from my ladder at the gutter i was able to spray the roof qse cleaner to the tip of the steepest roof ridge.
My roof is really steep so steep i wasn t going to try to climb the roof to clean it.
That was 15 feet up.
Will any of these work.
For any areas that don t wash away with pressurized water fill a bucket or other container with water.
Instead i used the professional applicator.
Mix water and mild detergent for stubborn areas.
The type of airless paint spray machine you should be considering is an airless pump that will siphon the paint directly from the paint cans on the ground so the airless is left on the ground and enough airless paint spray hose should be fitted to the airless machine to enable the person spray painting to access all areas on the roof.
Pour it into a pump sprayer strap yourself into a full body harness tie it down and climb to the roof.
It will rinse off the next time it rains.