The use of this calculator is limited to comparisons between energy costs of example homes only. The numbers shown do not represent actual dollar amounts or dollar savings from Nu-Wool Co., Inc. Your savings may vary. The calculations are based on typical new home construction, state average utility costs, new high efficiency HVAC systems, and typical weather for the state selected. These numbers do not include base utility costs such as water heating, lights, and appliances. If you have questions, please contact the Nu-Wool technical department at (616) 669-0100.