If you'd like to put in spray foam, you may need plenty of major holes -- or much better however, you have to demolish the drywall or plaster ceiling for entire accessibility. Alternatively, cavity insulation, like foam boards or spray foam, can be employed to fill in gaps and provide https://travialist.com/story8840812/how-how-to-isolate-roofs-can-save-you-time-stress-and-money