You must be careful not to damage the wood while doing so as the water pressure is strong.
How to scrap painted aspestos siding.
In our page top photo of badly peeling paint on fiber cement lap siding we suspect that the wrong paint was used the paint was improperly mixed a primer was needed or the paint was applied over a chalked or damp surface.
The use of a pressure washer for maintenance can crack the siding and lead to moisture.
Use a water blaster for the large pieces and allow the siding to dry thoroughly.
Wet down the top portion of the shingles.
Powerwash the siding to remove any excess dirt or paint with a low pressure pressure washer.
With the water still running over it scrub the area with your brush removing all dirt debris and loose paint.
Start at the top of the house and work your way down aiming the nozzle downward and keeping it moving constantly.
What may prove to be a very expensive removal and or abatement which needs to disposed of properly and then new siding installed adds to the significant cost of replacement.
No matter what type of siding involved asbestos aluminum vinyl yes you can paint vinyl as well or traditional woods painting.
Unlike more porous siding materials such as wood clapboard asbestos cement siding will not quickly soak up paint which allows it to be painted more easily.
Do this for as much of the surface as you can reach then move your ladder over and proceed across the face of the house.
Then either prime and paint or simply paint brush roll spray.
Flaking paint over asbestos fibro paint prep question i seek guidance on preperation of surface for painting 1969 build house eaves soffits have flaked vinyl looking paint over powdery undercoat previous original layer which has various cracks where coating has failed.
Asbestos cement siding is very brittle and can be easily chipped cracked or broken.
Keep flooding the area as you scrub.
In the 1970s the public learned what the asbestos industry had known for 60 years that asbestos is highly toxic and that inhaling its fibers can cause lung scarring lung cancer and mesothelioma.
Advice for painting fiber cement or asbestos cement building shingles or siding.
Asbestos was used frequently from the beginning of the 20th century in a variety of building materials.
You can power wash any loose paint or simply scrape and remove any loose paint lightly with a wire brush.
Painting siding versus replacing.
Since asbestos is only dangerous when it is in a friable state you will remove the paint without sanding or scraping.
Using a respirator rated for asbestos and disposable tyvek suits is likely overkill for painting asbestos siding but they are definitely necessary when removing siding but peace of mind is priceless especially if your significant other insists.