How To Spray Roof

Moss algae mold and lichen cleaning chemicals can easily be sprayed from ground level.

How to spray roof.

Add an extension spray pole and you can easily handle all two story homes without a ladder. Then spray the roof beginning at the ridge and working downward. 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. 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.

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. But here are some general indicators that your facility roof may be eligible for a spray on roof coating. Maintain a consistent flow of moss killer down the line. 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. This is why roof coatings are designed for flat or low slope roofing systems less than 14 degrees slope angle. Dispense the moss killer in lines about 2 feet apart parallel to the roof ridge. Rent a power washer from a local home improvement store.

Run the water for a moment until the moss killer begins to flow out. Asphalt built up modified bit. It will also clean the roof preparing it for the next coat of paint. Professional roofing contractors prefer graco roof coating sprayers for their versatility durability and superior performance.

When spraying a roof with water based acrylic paint at least a 017 inch spray tip preferably of the reversible type should be fitted. To apply wet moss killer attach the garden hose to the container. 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. Spray down your entire roof moving the wand side to side to catch the whole surface.

Watch the transformation as this roof gets sprayed with our airless spraying machine. Wash the roof with a power washer.