Insulating a concrete block wall house

I own a 2 story concrete block construction home build in the 1920’s timeframe.  The floor joists are set in the concrete block.  The interior walls are comprised of vertical… I own a 2 story concrete block construction home build in the 1920’s timeframe.  The floor joists are set in the concrete block.  The interior walls are comprised of vertical…Read MoreGreenBuildingAdvisor