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There are several types of asbestos insulation with varying uses ranging from construction to industrial applications. The four main types are block, loose-fill, spray-on and wrap. Additionally, these insulation products use more than one type of asbestos.
While there are vital identifiers for each type of asbestos insulation, only an asbestos removal pro will know how to test and how to identify asbestos.
Testing by a qualified lab is the definitive way to tell if your insulation has asbestos. Vermiculite loose-fill insulation, a common type of household asbestos insulation, looks like tiny pebbles with a gray-brown or silver-gold color.
Here are some clues to help identify asbestos-containing insulation: Color and Texture. Loose-fill asbestos insulation often has a granular, rocky texture and may be gray, brown, or silvery-gold in color. Spray-on asbestos insulation usually appears as a thick, rough layer of gray material.
Whether you suspect asbestos in your walls, attic, or pipes, learn how to tell if your vermiculite insulation contains asbestos, and when to get a test. General Chain Of Custody Form Mold Chain Of Custody Form (503) 659-8338
Identifying Types of Asbestos Insulation. So what does asbestos insulation look like? If your home was built before the 1980s, popular types of insulation likely contained asbestos. Age and overall condition of the insulation are the easiest indicators that you have asbestos for insulation.
“The types of insulation in homes most likely to contain asbestos include loose-fill vermiculite insulation and wrap insulation commonly found around pipes and A/C units. Some homes may have spray-on or block insulation containing asbestos, but these materials were most common in commercial buildings.”
Is Loose Fill Soft, Gray and Lack Shine? If this sounds like what you have, it is likely cellulose insulation, which contains a higher amount of recycled paper, without minerals. A closer inspection indicates this gray puffy material has no minerals, but appears like gray shredded paper.
Asbestos insulation: history, manufacture, visual identification: how to recognize asbestos heat & sound insulation in buildings - a visual guide to identifying asbestos in buildings.
Asbestos may be effective for insulation, but because it is linked to serious health problems, such as lung cancer and mesothelioma, it’s vitally important to know if your insulation contains asbestos, and to take the necessary steps for its safe removal if it does.