New Siding Over Asbestos

Most siding companies are well experienced at techniques for covering over existing asbestos cement siding with new vinyl aluminum or fiber cement siding.

New siding over asbestos.

If the job had been done right the house would have been a total loss. In the state of new jersey in hamilton. Covering old asbestos shingles with new siding may seem like an option too but it s not easy to do safely. In general it was a very successful siding material and continues to perform well.

But before the new vinyl siding installation check with your township and see if it is allowed to leave asbestos siding on. Should renovations require the disturbance of asbestos siding precautions should be taken to ensure that there are no fibers released during the removal see the next question. 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 than remove it. The new vinyl siding can be easily installed over top of the asbestos siding.

Asbestos cement shingle siding is common on houses built or re sided from the 1940s generally through the 1960s. Also if you could somehow use a pneumatic tool the shattered siding wouldn t be able to move anyways. Asbestos shingles are relatively strong but. Asbestos siding in particular however has a tendency to chip crack and break with normal wear and tear of family life.

As for the old siding replacing it or tearing it down usually always leads to legal matters. Once the asbestos siding has been removed and disposed of install insulation and breathable housewrap over the sheathing before applying new vinyl siding. Many asbestos roofs and siding are damaged cracked or broken. 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.

Asbestos was banned in 1989 so as the buildings that incorporated it age their roofing and siding will fall into disrepair. Let the siding dry then prime and paint with the best exterior latex you can find. I have used a pneumatic stapler to install siding over asbestos but the siding was hardboard not vinyl. I ve seen house fires where the vinyl siding burned off only to reveal the superior asbestos shingles underneath which saved the house.

If you side over it the new siding should be screwed in to avoid breakage of the asbestos containing siding. 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. Lead paint wasn t outlawed until 1978 so it s sure to be present on siding going back to the 1950s.