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Ductwork Improvement Rebate
Reduce energy costs by making ductwork improvements in existing residences
Available Rebates
- Duct Sealing ($300)
- Duct Insulation ($300) – includes complete ductwork replacement
Key Benefits
- Sealing and insulating existing ductwork, or replacing duct work entirely can reduce energy use and cost, and improve your home's comfort.
- Asking your contractor to inspect and evaluate your home's duct system and making necessary improvements can maximize the efficiency of your heating and cooling system.

Eligibility
- You must be a Dominion Energy South Carolina electric residential customer.
- All duct improvement services meeting the eligibility requirements of this application must be made on or after 12/01/2020.
- Dominion Energy South Carolina requires duct leakage testing, using a duct blaster, before (pre) and after (post) duct sealing improvements are made.
- Duct improvements MUST be made by a Licensed Mechanical Contractor.
- Applicants must submit a completed Ductwork Application along with a copy of proof of purchase (detailed installation invoice) within 90 days of installation.
- For a complete list of eligibility requirements and other conditions, please refer to the reverse side of the Program Application.
Participate Now
Download the Ductwork Application
- Have a Licensed Mechanical Contractor install your ductwork.
- Submit application and detailed invoice within 90 days of installation.
Frequently Asked Questions (FAQ)
Yes, a licensed mechanical contractor must perform the work. We do not provide rebates for self-installed or DIY projects.
Dominion Energy South Carolina residential electric customers are eligible to receive a rebate.
No, you must receive residential electric service from Dominion Energy South Carolina to be eligible.
You must submit your application along with a copy of proof of purchase (detailed installation invoice) within 90 days of installation.
All rebates are paid by check to the account holder.
The average processing time is 4-6 weeks. Please be aware that during peak heating and cooling seasons, we receive a large volume of applications. To ensure your check will be delivered in a timely manner, please use the checklist provided with each application. NOTE: Failure to include proof of purchase (detailed installation invoice) is the most common reason for delays in receiving a check.
Dominion Energy South Carolina does not provide any recommendations or referrals. Some options and potential resources to consider include:
- Get recommendations from family and friends or your homeowners association (if applicable).
- Check to see if a contractor is licensed by going to the SC Labor, Licensing and Regulation Board and clicking on “Licensee Lookup” or call 803-896-4300.
- Check with the Better Business Bureau to see if there have been complaints filed against the contractor or call 803-254-2525 or 843-766-9616.
- Contact the South Carolina Association of Licensed Trades (SCALT) for a list of preferred providers in your area or call 800-395-9276.