Smart-E Loans

Smart-E Loans - Upgrade your home’s efficiency & energy performance with a Smart-E Loan with no money down and flexible terms.

Improve your home with a Smart-E Loan!

A Smart-E Loan offers no money down, low-interest financing with flexible terms to help you upgrade your home’s energy performance – and save money! Over 40 home improvement projects that reduce energy use and lower utility bill costs may qualify. With rates as low as 4.49% applying through a local lender is as easy as child’s play!

Connecticut Green Bank – in partnership with Energize CT and select local lenders and contractors – offers long-term, low-interest financing to help you upgrade your home’s energy performance with no money down.

Loan Terms* 5 years 7 years 10 years 12 years
APR 4.49% 4.99% 5.99% 6.99%

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

Whether you are looking to improve the comfort of your home, lower your energy costs, or increase your home’s value, a Smart-E Loan makes it easy!

*APR=Annual Percentage Rate. Please note that the interest rates shown here are available to borrowers with a satisfactory credit history. Subject to other terms and conditions. Other restrictions may apply.

When you go green, you save green. Over 40 home energy improvements (including mold or asbestos remediation) can be financed using a Smart-E Loan, from insulation to windows, HVAC to solar PV. You can also use up to 25% of your loan for non-energy related measures and healthy home improvements such as new ENERGY STAR® appliances, or lead removal and roof repairs in advance of going solar.

Here are just a few examples of the many home energy upgrades made possible by Smart-E. Click here for a complete list of eligible improvements.

Eligible Upgrades

Home Performance/ Efficiency

Attic, wall, or floor insulation

Duct sealing

Air sealing

Window replacement

Heating and Cooling

Air source / ground source heat pump

Central air conditioning

Ductless mini split heat pump

High efficiency furnace / boiler

Natural gas fuel conversion

Water Heating

Heat pump water heater

Indirect water heater-natural gas

On-demand tankless water heater – natural gas/Propane


Solar PV system

Solar hot water system

Electric vehicle recharging station

Natural gas vehicle refueling station

Other (Cannot exceed 25% of the total loan amount)

ENERGY STAR appliances

Asbestos/Mold remediation

Roof repair for solar

Tree removal for solar

  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 Loan Eligibility Requirements 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.

  • Property must be located in Connecticut
  • Property must be owner-occupied
  • Property must be a 1 to 4 unit residential building
  • Condominiums must be individually metered

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