Simply clean all dirt mold and mildew off stir contents in can then roller on with 1 2 nap roller or use a hand pumped sprayer to apply our roof coating for asphalt shingles.
How to remove spray coating from shingled roof.
This is why roof coatings are designed for flat or low slope roofing systems less than 14.
The high powered water jets can damage shingles and remove the shingle granules that protect the roof.
There are products on the market designed for asphalt shingles that you simply spray or brush on to convert your traditional shingle roof into a cool roof but these products may not be all they re cracked up to be.
Replacing asphalt shingle roof vs applying sealent coating.
Apply a storebought or diy cleaning solution to remove the moss.
This unique advance in shingle technology gives long term fungus protection for the entire roof.
You can find these asphalt shingle coating products at most home improvement stores and many roofing contractors apply them as well.
Experts at dow chemical one manufacturer of such coatings note that they can actually cause leaks as the edges of shingles may turn up and create an opening for water.
If you re going to put panels on the roof and the roof is past its half life re roof.
The roof needs to be clean and in good condition before any attempt at applying a coating and it s possible that the coating may not adhere evenly.
Wait about 20 minutes then rinse.
The harsher the environment the less time you gain.
You can find more information on these special roofing shingles here.
Use enough to completely wet.
How to remove paint from asphalt shingles.
Always work from the top of the roof downward to ensure water pours off the roof and so the water or tools won t lift and break shingles and tiles.
Wet a rag with paint stripper or paint remover and blot the surface of the paint with the rag.
Let the first coat dry for 3 4 hours and then apply the second coat.
Do not scrub with the rag because that.
3m is not a manufacturer of asphalt shingles just the granules.
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.
Scrub shingles before applying a moss remover cleaner use a scrub brush 3 15 the home depot or a long handled soft bristle brush to gently scrape or pluck moss from the roof shingles.
Then spray the cleaner onto the shingles photo 1.
However at the time of this writing they do list a number of companies that.
They call it the algaeblock system.
But here are some general indicators that your facility roof may be eligible for a spray on roof coating.
Saving your old asphalt shingled roof doesn t get any easier or better than this.
I have used them and from my experience roof coatings will only gain you a few years.
