Delta-Dry method for insulating existing walls from the inside

I am renovating a 100-year old house near Seattle (climate zone 4 Marine). The house has wood siding nailed directly to 2×4 stud walls (no sheathing, no insulation, no tarpaper… I am renovating a 100-year old house near Seattle (climate zone 4 Marine). The house has wood siding nailed directly to 2×4 stud walls (no sheathing, no insulation, no tarpaper…Read MoreGreenBuildingAdvisor