Skip to main content

Energy Efficiency & Insulation: How to Lower Your Utility Bills

Posted by Core Insulation Supply on May 28th 2026

Stop Paying to Heat and Cool the Outdoors

Heating and cooling account for roughly half of a typical home's energy usage. If your home is under-insulated, your HVAC system is working overtime to compensate for thermal loss through the walls and attic.

Energy efficient home insulation concept

The ROCKWOOL Comfortbatt Advantage

Upgrading your exterior wall cavities with ROCKWOOL Comfortbatt® is one of the highest ROI investments a homeowner can make. Comfortbatt provides a superior R-value per inch compared to standard fiberglass. Furthermore, its dense, semi-rigid structure allows it to be friction-fit perfectly into stud cavities without slumping or leaving gaps over time.

By establishing a continuous thermal barrier, Comfortbatt keeps your conditioned air inside, dramatically reducing your monthly utility bills and shrinking your carbon footprint. Shop ROCKWOOL Comfortbatt today.