Patent ID: 8938922
Filing Date: 2015-01-27
Classification: A62C,E04B

Abstract:
1. A wall assembly, comprising: a header track; a bottom track; a plurality of vertical wall studs extending in a vertical direction between the bottom track and the header track; at least a first wallboard member and a second wallboard member supported by the plurality of wall studs, the first wallboard member having a first vertical side edge and the second wallboard member having a second vertical side edge, the first vertical side edge and the second vertical side edge face one another to define a vertically-extending deflection gap between the first wallboard member and the second wallboard member; and a fire-block wall component comprising a vertical fire-block support and a fire-resistant material strip, the fire-block support positioned at the deflection gap, the fire-resistant material strip attached to the fire-block support, the fire-resistant material strip extending lengthwise along and across the deflection gap, the fire-resistant material strip comprising an intumescent material that expands when exposed to elevated heat to seal the deflection gap.