Paint for asbestos cement siding works by creating a permanent polymer based barrier between the asbestos and the elements.
Best way to paint asbestos siding.
Preparation before coating is the key to a successful paint job.
There really is no right paint when painting asbestos siding as it doesn t require anything out of the ordinary.
Not all latex paint is 100 acrylic so read the labels.
After priming we recommend two coats of a high quality stain or paint examples are sherwin williams woodscapes and benjamin moore s arborcoat which we have used both of and with much success.
These are easily prepared and easy to repaint.
Normally you d scrap down the old paint from your siding but doing that with asbestos can release dangerous particles into the air.
However removing the asbestos siding first though more expensive is the best alternative in the long run.
Asbestos shingles hold paint very well when you use the right kind of coating.
When you are done cleaning paint the siding with a suitable primer.
I recommend having a certified asbestos removal contractor take the existing asbestos siding off though in many areas homeowners are allowed remove asbestos siding themselves if they follow proper precautions.
Unfortunately asbestos never remains truly untouched because of nature.
Allow the primer to dry completely.
Prepping your asbestos siding for repainting requires a lighter touch one involving lots of water to prevent dust from wafting up around the shingles.
The danger of asbestos lies in the particles that escape and can be inhaled.
When you say asbestos shingles i presume you mean asbestos siding shingles.
When it comes to applying a long lasting coat of paint start with a 100 acrylic exterior latex primer followed by 100 exterior latex paint.
Compared to other similar hardie board or fiber cement siding there is not much difference in terms of painting asbestos siding after you prepped and cleaned the surface.
You do not want to scrape or sand the shingles directly as you could release asbestos but.
The primer creates an adhesive surface for the paint and helps seal the color of the old paint.
Pick a good quality exterior paint from a company like benjamin moore or sherwin williams and you ll be fine.
Posted on july 7th 2016.
You can power wash any loose paint or simply scrape and remove any.
It is your decision whether to paint or removal and replace remember it is always more affordable to paint old asbestos siding.
Untouched asbestos is just as safe as any other siding or insulation.