Builders Using Double 2x4 Walls

Originally published by: ProSales MagazineMay 5, 2011

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There used to be pretty much one way to frame a wall: 2x4 studs spaced 16 inches on center with plywood or OSB sheathing. No more. With construction codes demanding higher insulation levels, the market share for this old standby has taken it on the chin from alternatives such as 2x6s with foam sheathing, structural insulated panels, and insulated concrete forms. But the lowly 2x4 is by no means down for the count. Some builders get as good performance from 2x4s as from competing systems–and for less cost–by doubling up the frame.

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