It's also often found in insulating board materials installed under or around heating appliances. It's extremely fragile and is easily disturbed. Sheet vinyl and tiles may contain asbestos. Sheet vinyl can be dangerous to remove because it may be backed with felt containing high concentrations of asbestos. Fibers may be readily released into the air if this backing is disturbed dry.
Tiles are generally safer because asbestos fibers are bound up inside the tiles in a petroleum base.
Glues, mastics, and adhesive backing may also contain asbestos. Yes, if you are planning a home remodel or demolition, you are required to find out if there is asbestos. If you are remodeling your current residence, you are allowed to sample for suspected asbestos yourself. You can get started by contacting an asbestos laboratory, listed in your local yellow pages under Asbestos Consulting and Testing. The laboratory will instruct you how to take the sample that they will analyze for asbestos.