<human>:  What the best type of insulation to use in my attic?
<bot>: The best type of insulation to use in your attic depends on your budget, climate, and individual insulation needs. Some of the most common types of attic insulation include fiberglass batts, loose-fill fiberglass, spray foam, and cellulose. Each type has its own pros and cons, so it's important to do your research and choose an insulation that best suits your needs.