The first is the possible and almost certain presence of lead based paint on the siding and the second is the asbestos in the siding itself.
Painting absebtos siding.
Besides the need to create a good surface for painting asbestos siding there are two other areas of concern.
When you are done cleaning paint the siding with a suitable primer.
Painting asbestos siding is often a much better alternative than trying to remove it.
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.
You can roll it or brush it on but make sure you get under the small lip at the bottom of each asbestos siding shingle.
It s not difficult at all to paint asbestos siding as one of its benefits is that paint easily adheres to it and it is very durable and can last for decades without chipping or cracking.
Begin by analyzing a paint sample for lead content.
Unfortunately asbestos never remains truly untouched because of nature.
Once we have cleaned and prepared the surface then there is really no difference when it comes to painting.
Painting cement asbestos siding or non asbestos fiber cement siding is in part a cosmetic decision.
Preparation before coating is the key to a successful paint job.
Allow the primer to dry completely.
Begin painting the siding with your choice of brushes and rollers making sure to check often for runs.
Untouched asbestos is just as safe as any other siding or insulation.
Paint for asbestos cement siding works by creating a permanent polymer based barrier between the asbestos and the elements.
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.