What all Colorado homeowners need to know about insulation upgrades If you reside in an older house in Colorado's Front Range, the odds are good that your insulation is not doing its job—or missing altogether in some areas. And when your house can't keep the heat in during winter or coolness in during summer, you're paying for it each month on your utility bill. So let's address the big question: What are some of the top insulation materials to use in older Front Range Colora