Fernando Pages Ruiz

A key difference between a single- and a multifamily dwelling is the requirement for an occupancy fire barrier, which is needed to prevent relatively small kitchen or cigarette fires from spreading from apartment to apartment. There are three basic fire barriers you’ll deal with in small multifamily construction.

The most common is the one-hour fire barrier, which resembles the required fire barrier separating an attached garage from the dwelling portion of a house. You can achieve this separation easily by laminating both sides of the occupancy wall with 5/8-inch type X gypsum wallboard from the foundation right up to your roof sheathing, or by creating...

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