Ask Angi: What Do I Need to Know When Hiring an Insulation Pro?

Insulation is important for keeping your home at a comfortable temperature.

Your insulation's effectiveness is measured in thermal resistance, otherwise known as R-value. A higher R-value means the insulation is better at slowing down heat. Dreamstime/TNS

By Paul F. P. Pogue From Ask Angi

Given how much energy and money we pour into heating and cooling our homes, it makes sense that you'd want to preserve that conditioned air as long as possible. Insulation plays a key role in keeping your hard-won controlled climate right where it needs to be, by maintaining your temperature as long as possible.