#Asbestos ceiling tiles pdf

The material I am suspicious of is just above that plywood or indeed just masonite. So the white ceiling you see on the picture is actually just plywood I did a simple illustration to explain better.

#Asbestos ceiling tiles pdf

Just to clarify where this material is hanging please see the pdf attached. Typically hardboard used on interiors is 1/4' thick or thinner while softer fiberboard sheathing used on ceilings and walls may be 1/2' or thicker and often is covered with a finish coating and perhaps decorative groovings in more-sophisticated products. 'm not 100% certain from your photos seen so far, but to me that material looks like a wood product that we call hardboard or 'masonite' - search įor MASONITE HARDBOARD if the material you are seeing is hard, or if it's soft - that is if you can push a pencil into it, it's probably a wood product or cellulose product fiberboard. Previous owners had a hole where they had a ceiling light hanging. We just bought a wooden house which is built in 1948 and we came across to a material in the living room ceiling. Reader question: does this brown fibrous ceiling material contain asbestos? (Netherlands) The ceiling panels shown just below were used as both an insulating panel and a finished-surface below a flat roof in a home constructed in 1960 in Two Harbors, Minnesota. With a few rare exceptions, fiberboard panels used on building interior walls and ceilings are a soft, 1/2' thick or thicker board made of wood - it's a cellulose product.įiberboard sheathing or interior fiberboard ceiling and wall panels do not contain asbestos except in the case of cross-contamination where both asbestos-containing and non-asbestos products may have been manufactured at the same site.įiberboard ceiling tiles were also widely used in the 1940's and 1950's, using an embossed wood or other pattern, such as the Nu-Wood product line illustratedĪt SHEATHING, FIBERBOARD ASBESTOS CONTENT Often we find, or used to find, fiberboard wall and ceilings in homes built in the 1920's to 1940's and without other building insulation (in the original construction). Fiberboard Ceiling & Wall Sheathing on Building Interiorsįiberboard wall and ceiling panels were widely used as an interior wall covering in both raw form (brown material in our photo) in attics and basements and more-often in a finished form in the living area where a coating or painted surface gave a more-finished appearance.įinished surface fiberboard panels are shown at the top of this page and in other examples in the article that follows. We also provide an ARTICLE INDEX for this topic, or you can try the page top or bottom SEARCH BOX as a quick way to find information you need. We also answer the question about whether or not these products are likely to contain asbestos. This article describes and provides photographs that aid in identifying fiberboard or cellulose board or wood-product insulating board sheathing materials used on building walls and ceilings, such as Homasote, Celotex, Insulite, and Masonite products. We have no relationship with advertisers, products, or services discussed at this website.įiberboard insulating sheathing used on or in building ceilings & walls:

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