Basement insulation – dimple mat and fieldstone

I have a question about insulating a basement in our late 19th century house in Climate Zone 5 (Western MA). We recently finished a small addition (now 2400 s.f. total)… I have a question about insulating a basement in our late 19th century house in Climate Zone 5 (Western MA). We recently finished a small addition (now 2400 s.f. total)…Read MoreGreenBuildingAdvisor