Convert to Natural Gas and save!

Considering converting to natural gas and a high-efficiency boiler or furnace? With a no money down Smart-E loan, you can take advantage of great rates and terms to finance your upgrades.

Applying is as easy as child’s play, so don’t miss out on this offer to save today!

  1. Find a Contractor to discuss your energy improvements.
    If your contractor is not on the approved list, they should contact for Smart-E training.

    Using multiple contractors?
    Select one to act as your general contractor. They will help facilitate this process for you.

  2. Select your home energy upgrade.
    Your contractor will work with you to be sure the improvements meet our eligibility requirements. Click on the Smart-E Gas Conversion Offer Terms tab below.

  3. Get pre-approved by a participating lender.
    Apply directly with your selected lender before your contractor begins the project.

  4. Close your loan with your lender.
    Your lender will reach out to schedule a loan closing once the project is approved.

CT Green Bank has partnered with Energize CT and lenders in your community to offer long-term, low-interest financing for your smart energy upgrade.

To learn more about what equipment qualifies, Click here.

Loan Term* 5 years 7 years 10 years 12 years
Maximum Rate (varies by lender) 4.49% 4.99% 5.99% 6.99%

*15 and 20 year terms are available. Lender participation varies.

You’re eligible if your residence is:

  • 1-4 units (condominiums must be individually metered)
  • Owner-occupied
  • Your primary residence and located in Connecticut
  • Mobile homes not eligible for Solar PV, Solar Hot Water and Geothermal.

You’re project is eligible if you convert to natural gas and install:

  • High efficiency natural gas furnace – 95% AFUE
  • High efficiency natural gas hot water boiler – 90% AFUE

For questions regarding the Smart-E Loan Program, contact Connecticut Green Bank at (860) 563-0015 or

Choose from these local lenders covering all of Connecticut. Click below to learn more about each institution’s service area, rates and special offers. Apply today!


(860) 233-5165
(860) 886-0576
(860) 889-7381

(203) 729-4442

(800) 761-2400

(860) 513-5000

(203) 252-5913

Local: (860) 283-1874
Toll-Free: (855) 344-1874

(203) 830-4200