Martha G. VanGreem, PE, details the work she did on CMU walls versus wood walls when it comes to insulation.
In a series of simulations of single-family houses, tests show that thermal mass walls out perform wood-framed walls whether insulation is found on the outside or inside.
“Results show that the house with CMU walls with insulation on the interior uses 3 to 23% less HVAC energy than the house with wood-framed walls.”
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