homes v2008 EAc2 table 1 | U.S. Green Building Council
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homes v2008 EAc2 table 1




Meet the requirements of Grade II (below), but allow only very small gaps, and compression or incomplete fill amounts to 2% or less.


Moderate to frequent installation defects, gaps around wiring, electric outlets, etc. and incomplete fill amounts to 10% of less. Gaps running clear through the insulation amount to no more than 2% of the total surface area covered by the insulation. Wall insulation is enclosed on all six sides and in substantial contact with the sheathing material on at least one side (interior or exterior) of the cavity.