A critical document in construction, detailing the materials, parts, and labor required for a building project. Used by contractors to formulate quotes.
A material or structure is described as fire-resistive if it can withstand exposure to flames of a specified intensity or for a specified period.
The term 'fireproof' refers to materials or structures that are constructed using noncombustible substances or are protected by such means to withstand fire without sustaining major damage.
Underwriters Laboratories, Inc. (UL) is a private organization that performs a wide range of product safety tests on fire-protective equipment, electric and heating appliances, wiring, and building materials. The organization certifies products for safety standards and labels them accordingly after successful testing.
