7/28/2023 0 Comments Ashrae 90.1 2007Since the wall is existing insulation is most easily added on the interior side which unfortunately begins to move the dew point towards the interior.with the new 2007 ashrae 90.1 the need for CI (continuous insulation) is introduced. Interior fit-up scope plan review is requiring exterior wall insulation. Existing shell building 1 story 6000 sf climate zone 4 (NJ) type IIB no sprinklers.Įxisting exterior shell wall assembly - 8" CMU, 2" airpace, 4" brick veneer, no insulation in airspace or CMU cores as far as we know.
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