I have painted plenty of them get rid of the chalk and use a good top coat.
Asbestos shingle siding painting.
You do not want to scrape or sand the shingles directly as you could release asbestos but otheriwse you will be fine.
Allow the primer to dry completely.
Asbestos shingles are relatively strong but brittle.
Painting asbestos siding is often a much better alternative than trying to remove it.
Begin painting the siding with your choice of brushes and rollers making sure to check often for runs.
After it dries thoroughly then it s a good idea to prime them.
Do you need to use special paint for cement asbestos siding.
Painting cement asbestos siding or non asbestos fiber cement siding is in part a cosmetic decision.
Unfortunately asbestos never remains truly untouched because of nature.
This presents a problem when it s time to repaint the exterior of the house.
They are plenty legal and fine here if you do not break them up into tiny bits releasing the dust.
You know the nice thing about asbestos shingles is they never rot.
Old asbestos shingles on your house aren t dangerous unless you start breaking scraping or otherwise disturbing them.
We have rarely seen this material in a worn friable condition but should that occur one might paint the surface also to stop fiber shedding and to preserve the material.
Covering old asbestos shingles with new siding may seem like an option too but it s not easy to do safely.
Asbestos shingle siding prep.
One concern when repainting this type of siding is the small gaps between the shingles.
Lead paint wasn t outlawed until 1978 so it s sure to be present on siding going back to the 1950s.
Paint for asbestos cement siding works by creating a permanent polymer based barrier between the asbestos and the elements.
Let the siding dry then prime and paint with the best exterior latex you can find.
Allow the shingles to dry for a couple of sunny days before you start to paint.
Our method of choice to first apply zinsser peel stop triple thick primer which is a water based acrylic binding primer designed to penetrate and stop previous coatings from peeling.
Painting asbestos siding once we have cleaned and prepared the surface then there is really no difference when it comes to painting.
Untouched asbestos is just as safe as any other siding or insulation.
Normally you d scrap down the old paint from your siding but doing that with asbestos can release dangerous particles into the air.
And after you prime them you can use a standard house paint.