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.
How to prep old asbestos siding for paint.
Besides the need to create a good surface for painting asbestos siding there are two other areas of concern.
Apply a coat of primer to the newly cleaned siding.
When you are done cleaning paint the siding with a suitable primer.
Painting siding versus replacing 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.
Before starting assess the asbestos cement for damage.
Preparation before coating is the key to a successful paint job.
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.
Preparing the asbestos work area.
The primer creates an adhesive surface for the paint and helps seal the color of the old paint.
Allow the primer to dry completely.
If you hire the job out painting asbestos siding doesn t require any special licensing as far as the contractor doing the work so you.
If work is to be carried out at height appropriate precautions must be taken to prevent the risk of falls.
Where paint is to be applied appropriate respiratory protection to control the paint vapours mist must also be considered.
It is your decision whether to paint or removal and replace remember it is always more affordable to paint old asbestos siding.