Covering old asbestos shingles with new siding may seem like an option too but it s not easy to do safely.
Brick over asbestos siding.
If a siding company removes an outer layer of siding and finds an older layer of asbestos cement siding beneath the standard procedure is simply to cover it over with new siding rather.
And see asbestos cement siding for details about cement asbestos building siding its repair removal demolition or cover over.
Alternatively if you leave the asbestos on your home you can safely seal the old siding underneath the new siding and because asbestos is an excellent insulator you will actually be adding to the energy efficiency of your home by leaving it on.
The job i am currently on has asbestos shingles on part of the original house we tried using an air stapler but most of them bent and didnt attach to anything we then tried using an 8 penny nailer this to didnt work as the nail went thru the shingle and lath we ended up using a screw gun and small washers to attach the lath this works out great.
Let the siding dry then prime and paint with the best exterior latex you can find.
Asbestos siding though hard can flake over time which will lead to the possibility of you inhaling the asbestos.
Painting the asbestos siding will help prevent this from happening.
See photos at asbestos siding in this document.
Both the epa and the vinyl siding institute recommend not disturbing asbestos if at all possible.
In general it was a very successful siding material and continues to perform well.
The easiest way to paint the asbestos siding is to use a paint sprayer.
Most siding companies are well experienced at techniques for covering over existing asbestos cement siding with new vinyl aluminum or fiber cement siding.
Asbestos siding removal repair costs the average cost to repair asbestos siding is 4 761 with typical costs between 665 and 8 856 some projects are as low as 300 while the highest prices can reach 22 500 encapsulation a popular form of repair averages 2 to 6 per square foot.
Lead paint wasn t outlawed until 1978 so it s sure to be present on siding going back to the 1950s.
Asbestos cement shingle siding is common on houses built or re sided from the 1940s generally through the 1960s.
Cement asbestos wall shingles outside and not easily friable unless being demolished or cut with power tools.
I ve seen house fires where the vinyl siding burned off only to reveal the superior asbestos shingles underneath which saved the house.
Removing asbestos is often cost prohibitive for most people.
Installing vinyl siding will require disturbing the asbestos by nailing into it.
Was the problem that they put new siding over old or that they put new siding over a rotted wall with no drainage plain in between.
Choose a paint that is mold and mildew resistant as well as waterproof.