Duct Insulation

Duct Insulation

Stop energy waste. Insulate your ducts and lower your energy bills today.

Heating and cooling can account for more than half of your home’s energy consumption, but you could be losing as much as 30 percent of that energy through poorly insulated ducts. What a waste! When energy is lost through duct surfaces heating and central air conditioning equipment has to work harder to make up for the loss. As a result, you’re spending too much money for a comfortable home.

When you add or increase the amount of duct insulation in your home you will increase the efficiency of your entire system – saving you money and ensuring consistent air temperature for extended comfort in every room. As an added benefit, duct insulation also reduces the possibility of exterior duct condensation.

Energy Saving Benefits

  • Save as much as 30 percent more energy with properly insulated ducts compared to uninsulated ducts
  • Stop wasting energy through duct surfaces

Environmental Benefits

  • Reduce greenhouse gas emissions by using less energy to heat and cool your home
  • Helps prevent duct condensation, which contributes to an unhealthy home environment


Duct insulation incentive is available on existing equipment and applies to ducts in an unconditioned space. Work must be completed by a Program Qualified Contractor. To find a Program Qualified Contractor please use our list of Idaho Participating and Program Qualified Contractors (PDF). Prior to starting work, review the applicable Incentive Application with your Program Qualified Contractor to ensure incentive compliance. Incentives are limited to one duct insulation per duct system, for a maximum of two duct systems, per qualifying household. Please see Incentive Application for a list of required documentation additional terms and conditions.

Visit our Frequently Asked Questions page for questions regarding contractors or how to receive your incentive.

Incentives for New Appliances

Lighting &
     Ceiling Fans

Save money on your electricity bill and get cash back when you buy energy-efficient lighting, light fixtures and ceiling fans.

Learn more