Inicio > Term: class a fire-retardant coating
class a fire-retardant coating
A coating that reduces the flame spread to 25 or less, and that has a smoke developed rating not exceeding 200 where applied to the applicable substrate, building material, or species of wood when tested in accordance with NFPA 255, ASTM E 84, or UL 723.
- Parte del discurso: noun
- Industria/ámbito: Seguridad contra incendios
- Categoría: Prevención y protección
- Company: NFPA
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