Condition of Existing Insulation: If the fiberglass insulation is in good shape—dry, fluffy, and evenly distributed—it may not need to be removed; however, attic insulation that's compressed ...

Adding blown-in insulation to your attic space is a popular way to improve energy efficiency and reduce heating and cooling costs. But what if you already have fiberglass insulation? Do you need ...

This type of insulation, often made of fiberglass or cellulose, is loose and spread evenly across the attic floor. Here’s how to tackle it: Rent or purchase a high-powered vacuum: A commercial ...

Insulation types with higher R-values offer better performance. For attic walls, the recommended R-value varies based on climate zones. Each type has pros and cons. For example, fiberglass ...

moist air from the living areas below rises into the colder attic space, especially in winter. The barrier typically comes in the form of sheets of plastic or foil-backed fiberglass insulation and ...