Noncombustible


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Noncombustible

In building construction, a material that will not ignite, burn, support combustion, or release flammable vapors when subjected to fire or heat.

noncombustible

1. In building construction a material of which no part will ignite and burn when subjected to fire.
2. A building material having a structural base of noncombustible material, as defined above, with surfacing not over ? in. (0.32 cm) which has a flame-spread rating not higher than 50.
3. A material, other than those falling into the above two categories, which has a flame-spread rating not higher than 25 and which shows no evidence of continued progressive combustion.
References in periodicals archive ?
Heavy contamination with dirt and rocks, as evidenced by an apparent relationship between high noncombustible ash content, appears to also be closely associated with high fines.
David Dimmick, Executive director of the New England concrete Masonry Association added, "Too many legislators, code-officials, and design professionals think that noncombustible concrete and concrete products construction solutions are more costly than lightweight alternatives.
Micro-P light-weight resin extender , 8-10 lb/cu ft, is noncombustible, chemically stable, inert amorphous mineral silicate.
Other types of noncombustible construction using concrete and masonry not only complement sprinklers to provide better protection after the structure is complete, they also provide much better protection when the building is under construction.
Decorate only with flame-retardant or noncombustible materials.
The use of concrete masonry in construction for fire containment walls limits the spreading of fires when they do occur -- it is noncombustible and maintains its structural integrity during a blaze.
Fire performance materials in Japan are classified into three categories: noncombustible material, quasi-noncombustible material, and fire-retardant material.
Micro-P light-weight resin extender, 8-10 lb/cu ft, is noncombustible, chemically stable, inert amorphous mineral silicate.
Use fire resistant or noncombustible materials on the roof and exterior structure of the dwelling; or, treat wood or combustible material used in roofs, siding, decking, or trim with UL-approved fire-retardant chemicals.
All the products are formulated to be effective, yet meet the following environmental impact goals: nontoxic to humans when diluted for use; noncombustible and noncorrosive to the skin and eyes; safe for aquatic life when diluted for use; ingredients greater than 100ppm are readily biodegradable; no chlorine, NPE, EDTA or NTA; VOC levels under 1 percent when diluted for use; and free of known carcinogens and reproductive hazards.
Fire detection includes the installation of smoke detectors and fire alarms, active fire suppression includes the use of sprinkler systems, and the third element, fire containment, includes fire barriers, fire walls and exterior walls built of noncombustible fire resistant materials such as concrete masonry.
Use fire-resistant or noncombustible materials on the roof and exterior structure of the dwelling.