Questions about your rebate?

Advanced Duct Sealing

Rebate Offer:
Up to $1750
Incentive Duration
01/01/24 - 12/31/24
Average Initial Cost
The average initial cost varies from home to home. Cost is based on the number of HVAC systems and amount of ductwork.
Average Lifetime Savings
This varies from measure to measure.
Average Lifespan
This varies from measure to measure.

Additional Details

  • Note: Any advanced duct sealing installed using the Energize CT rebate must be installed by an approved contractor participating in the CT Advanced Duct Sealing Network. Participating Advanced Duct Sealing Network contractors can be found in the Find a Professional Tool beginning on July 1. 
  •  A Home Energy Solutions visit is required to qualify for an Advanced Duct Sealing rebate
  • Advanced Duct Sealing must be recommended by a Home Energy Solutions contractor
  • If your family’s combined gross annual income is below the state’s 60 percent income median, you may qualify for our no-cost 
    Home Energy Solutions - Income-Eligible (HES-IE) program
  • This program is for single-family homes and multifamily buildings of up to 4 units
  • Please note that there is a possibility that a Quality Assurance Inspector will be on site or will contact you pre-service for an inspection, and in some instances, before rebate payment
  • If you live in an apartment building with more than 4 units, our Multifamily Initiative is for you

How to get started

Check Eligibility

  • Residential customers of Eversource, UI, CNG, and SCG are eligible for this program
  • If your family’s combined gross annual income is below the state’s 60 percent income median, you may qualify for our HES - Income-Eligible (HES-IE) program
  • If you are a Connecticut resident and are not served by one of the utilities listed, please visit your utility’s website to see what energy efficiency programs are available to you. Please click here for information on how to contact your municipal utility

Additional Energy Optimization Rebates

Federal tax credits may be available. Learn more about the tax credits here or speak to your tax preparer.


Advanced Duct Sealing Qualifications:

  • Valid for all existing ductwork OR when new ductwork is ADDED to an existing System's ductwork and ALL (existing and new) ductwork receives Advanced Duct Sealing. 
  • Existing or new systems that install NEW ductwork where there was NO existing ductwork are NOT eligible for this rebate. 
  • Systems installed as part of a new residential construction project do not qualify for this rebate.

Related Financing

Need to finance an energy saving project for your home? Check out available financing opportunities.
Explore these financing opportunities 

What is the rebate process?

Advanced Duct Sealing Incentives

Heating/Heating & Cooling SystemsCooling Only Systems
$1,750 – first system$600 – first system
$1,000 – additional system$350 – additional system

The limit is 2 systems (1 First System and 1 Additional System)

Step 1 - Receive your Advanced Duct Sealing rebate application during your Home Energy Solutions visit. 

Step 2 - You schedule an appointment with a qualified HVAC contractor.  Beginning on July 1 you can choose a chosen and approved Energize CT Advanced Duct Sealing Network contractor.

Step 3 - Fill out the details as instructed on the form and submit it following the instructions on the application.


Call 1-877-WISE-USE with any questions on your rebate application.