Cleaning Old Asbestos Siding

Although asbestos is no.

Cleaning old asbestos siding.

The bleach will kill the organic matter. Scraping or brushing off old paint from asbestos siding is necessary before repainting but dangerous because it can release small asbestos fibres. Remove any biological growth such as moss and fungus from the surface of the siding. Asbestos was used frequently from the beginning of the 20th century in a variety of building materials.

Take your soft brush and use it along the siding to remove the dust or chalk that you want to clean. Just paint the siding and seal the asbestos in. Lay tarp down or weed barrier to catch any flaking wear masks then paint with any good. I have been told not to power wash asbestos shingles just use tsp lightly scrub and rinse off with hose.

The approach of removing the old shingles and replacing them with new siding is an option that many homeowners have pursued though probably not as safely as they should. Within a week you can come back and simply brush the moss or fungus off the surface. Never use a hard or abrasive brush to clean cement fiber siding. Clean up for something like this could cost even more money.

Often since asbestos siding holds paint so well there won t be any but if there is it you must remove it before you can repaint. This means you need to be careful and take your time. Although most of those particles will be trapped in the water while you are washing it the water will eventually evaporate and release those particles. Your are able to pressure wash but you must use a lower pressure setting in order not to chip or damage the siding and release dangerous asbestos fibers into the air.

Do not overload the bags creating the danger of bursting open during handling or disposal. Mix one part bleach and three parts water and spray the growth. The choice is yours as far as whether you want to spray or roll the paint on. This means that you ll have to take some extra time cleaning and prepping the siding before painting and rely instead on a garden hose sponges and good old fashioned elbow grease.

Moisten the asbestos siding with a hose. Posted by 517 at 11 22 am on may 19 2007. Use a water blaster for the large pieces and allow the siding to dry thoroughly. Once the surface is prepped and cleaned there s really no difference when it comes to painting asbestos siding than any similar fiber cement or hardiboard siding.

Step 2 double bag the asbestos siding in leakproof transparent 6ml or thicker plastic bags. Double knot each bag. The fibers are less likely to become airborne if moist. If you prefer to use a soft cloth to handle the debris wet it and wipe the siding until it is clean and once again rinse with the hose.

Since asbestos is only dangerous when it is in a friable state you will remove the paint without sanding or scraping.