Cleaning Old Asbestos Siding

Many decades ago some of the earliest versions of fiber cement siding did contain asbestos fibers.

Cleaning old asbestos siding.

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. Your standard household whitener it appears to make mildew vanish but on porous surfaces such as wood or vinyl siding chlorine evaporates too quickly to get to the fungi s roots guaranteeing regrowth. Allow the primer to dry completely. 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.

Regardless of the kind of dirt contaminant or mold that you are removing from your fiber cement siding here are some general tips to follow. Cottage on the cape. Scrub off the chalk with a strong solution of water and spic and span or tsp detergent or a nonphosphate tsp alternative. But over time fiber cement was designed to replace asbestos and create.

If the paint color comes off on your hand the paint is chalking. Fiber siding cleaning tips. Asbestos shingles are relatively strong but. Wipe the surface with the palm of your hand.

Apply a coat of primer to the newly cleaned siding. Cleaning this siding takes some care since asbestos could be released into the air and cause health problems for those present. Adding coastal charm with cedar shingles 2020 idea house. Cleaning replacing and painting asbestos cement shingles.

The primer creates an adhesive surface for the paint and helps seal the color of the old paint. Asbestos siding achieved its height in popularity between the 1920s and 1970s. Let the siding dry then prime and paint with the best exterior latex you can find. Lead paint wasn t outlawed until 1978 so it s sure to be present on siding going back to the 1950s.

Covering old asbestos shingles with new siding may seem like an option too but it s not easy to do safely. We live in an old home and the siding is asbestos shingles which are white. Siding on this old house. 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.

Most siding companies are well experienced at techniques for covering over existing asbestos cement siding with new vinyl aluminum or fiber cement siding. Some exterior paints such as those used on aluminum siding intentionally chalk for self cleaning. 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.