How to insulate open ceiling in detached garage

Planning on insulating a detached garage to use as my gym/workshop. Garage is about 20×24. The walls are pretty straightforward batts with drywall. My concern in the ceiling. I don’t… Planning on insulating a detached garage to use as my gym/workshop. Garage is about 20×24. The walls are pretty straightforward batts with drywall. My concern in the ceiling. I don’t…Read MoreGreenBuildingAdvisor