A crawl space with no insulation is going to cause issues in ... For ceilings, he suggests, 'Adding batt R-13 Owens Corning ...

Removing blown-in insulation requires a slightly different approach compared to batts. This type of insulation, often made of fiberglass or cellulose, is loose and spread evenly across the attic ...

Carefully roll or lift fiberglass batt insulation, starting at one corner ... inspect every inch of the attic space or ceiling crawl space for air leaks, water damage, or moisture issues that ...