Building insulation materials jagged, shredded, or scuffed). When found in the home, asbestos often resembles grayish-white corrugated cardboard coated with cloth or canvas, usually held in place around pipes and ducts with metal straps. Things that typically might contain asbestos: All polyurethane foams are composed of petrochemicals. Foam insulation often uses hazardous chemicals with high human toxicity, such as isocyanates, benzene and toluene. The foaming agents no longer use ozone-depleting substances. Personal Protective Equipment is required for all people in the area being sprayed to eliminate exposure to isocyanates which constitute about 50% of the foam raw material. Fiberglass is the most common
Wool insulation be harmless and is used in feed and animals to stave off parasites. DE has the drawback of having to be applied in two steps to be effective and the wool having to be installed loose. Some companies use Thorlan IW (Kaliumfluorotitanat), which repels moths. It is a titanium based treatment which remains with the fiber during its entire period of use. Thorlan IW is in the European Union chemical law register of certified products. A rubber solution is applied hot and allows a coating of Thorlan to stay with the product for its lifetime. Wool insulation Wool insulation is