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Frame with 2x4 in front and add R12 fibreglass insulation batts for a total R22 insulation value.
Wall thickness including drywall = 6.5" !
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Frame with 2x4 in front and add R12 fibreglass insulation batts for a total R22 insulation value.
Wall thickness including drywall = 6.5" !
draw.io Diagram | ||||||||||||||||||||||
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