Larger airless spray tips such as a 018 inch or 019 inch can also be used if it is a large roof and the spray painter is experienced in using airless spray equipment.
How to spray roof.
Run the water for a moment until the moss killer begins to flow out.
This is why roof coatings are designed for flat or low slope roofing systems less than 14 degrees slope angle.
The most common flat or low slope roofing systems include.
A power washer will be able to remove any areas of peeling paint you might have missed.
Then spray the roof beginning at the ridge and working downward.
Maintain a consistent flow of moss killer down the line.
The usual application of spray foam is to repair and re invigorate an existing roof by removing the saturated areas replacing with like materials and then spraying foam over top of the entire roof.
Spray down your entire roof moving the wand side to side to catch the whole surface.
Get free shipping on qualified spray on roof coatings or buy online pick up in store today in the building materials department.
Type of existing roof spray on roof coatings are applied as a liquid and dry naturally over 8 to 24 hours depending on the weather conditions.
Watch the transformation as this roof gets sprayed with our airless spraying machine.
Spray polyurethane foam roofing or spray foam roofing is a material that s sprayed as a liquid so it can expand into a foam creating a solid layer across an existing roof.
Wash the roof with a power washer.
But here are some general indicators that your facility roof may be eligible for a spray on roof coating.
Dispense the moss killer in lines about 2 feet apart parallel to the roof ridge.
When spraying a roof with water based acrylic paint at least a 017 inch spray tip preferably of the reversible type should be fitted.
Add an extension spray pole and you can easily handle all two story homes without a ladder.
If you happen to have an airless spray machine of diy performance available these airless machines are usually only capable of supporting a 0 015 inch spray tip you may be much better off.
Professional roofing contractors prefer graco roof coating sprayers for their versatility durability and superior performance.
It will also clean the roof preparing it for the next coat of paint.
Rent a power washer from a local home improvement store.
Moss algae mold and lichen cleaning chemicals can easily be sprayed from ground level.