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What is the minimum distance that parts of a combustible fireplace mantle must be placed from the fireplace opening?

  1. 1-1/2 inches

  2. 2 inches

  3. 6 inches

  4. 12 inches

The correct answer is: 6 inches

The correct answer, which indicates that combustible fireplace mantles must be placed a minimum of 6 inches from the fireplace opening, is based on safety protocols designed to minimize the risk of fire. This distance helps in ensuring that any heat generated by the fireplace does not ignite the materials of the mantle or surrounding structures. Fireplaces produce intense heat, and if combustible materials are placed too close, they can easily catch fire, leading to dangerous situations. By adhering to the 6-inch rule, building codes help to create a buffer zone that allows heat to dissipate and reduces the likelihood of ignition. This measure is a common requirement in many building codes, including the Florida Building Code, to ensure safe installation and operation of fireplaces.