What to do with an open cell spray foam attic in cold climates?

I’m looking at a house where the attic was insulated with open cell foam to the depth of the rafters.  The house is a 1950s era house near Worcester, MA.… I’m looking at a house where the attic was insulated with open cell foam to the depth of the rafters.  The house is a 1950s era house near Worcester, MA.…Read MoreGreenBuildingAdvisor