Cutting A Hole Through Asbestos Siding

Have a helper wet the area down while you re using the rasp.

Cutting a hole through asbestos siding.

Hi as part of my job i sometimes have to install fire extinguisher brackets onto asbestos sheeting. Mark the cut line with a pencil and straightedge. Otherwise this work would be a class ii asbestos operation. The outside is covered with asbestos siding.

1k club member join date. If a cable is to be passed through insert a sleeve to protect the inner edge of the hole. Withdraw the drill and use damp rags to clean off the paste from it and any debris from the wall. Resist the urget to click the drill onto hammer for the pilot hole.

Smooth off jagged edges with a sharp carpenter s rasp to keep asbestos particle sizes as large as possible. 2nd dec 2010 08 10 pm 2. Does anyone have any tips on how to drill screws into the asbestos sheets safely. The house was built in the 1920s but i have no idea how old the siding is.

Like you say these shingles are easy to crack. For a hole cutter the minimum to get is a carbide tipped hole saw and best for lots of holes are the hole cutters with tungsten carbide teeth. Remgrit hole saw or rotozip with a tile bit. There s only two ways to get a hole in asbestos siding.

Drill through the paste. I m thinking of buying a house. Whatever bit you use for your pilot locator will be unsuitable for normal use when you re done with it without sharpening. Wet the surface down and use the tin snips to cut and break off small sections at a time.

Seal the cut edges with sealant. Dispose of the rags as asbestos waste as they will contain asbestos dust and fibres.