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You are here: Home1 / Contractor Solutions2 / Home Solutions for Contractors3 / Smart-E Loans4 / Eligible Upgrades

smart-e loan eligible home improvements

smart-e loan eligible home improvements

A Smart-E Loan can be used for any of the following home improvements as long as it meets the technical standards specified below. 

Featured Improvements


  • Health and Safety

  • Home Performance and Efficiency

  • Heating and Cooling

  • Water Heating

  • Renewables

  • Other Related Energy Measures
Icon for Health & SafetyHealth & SafetyTechnical Standards
Asbestos abatement (including vermiculite)—
Mold remediation—
icon for Home Performance/ EfficiencyHome Performance / EfficiencyTechnical Standards
Air sealing—
Attic insulationCeiling starting R-Value must be ≤ R19, upgrade to ≥ R38
Duct sealing—
Energy efficient zone heating controlsPlease contact the Green Bank for technical standards
Energy efficient lighting systemsMust be LED lighting
Floor insulationFloor between conditioned and unconditioned space (e.g. basement, garage); starting R-value must be ≤ R6, upgrade to ≥ R19
Wall insulationWall starting R-value must be ≤ R4, upgrade to ≥ R13. No below grade walls or interior walls.
Windows replacementENERGY STAR (when possible), U-factor ≤0.27. Not for unconditioned spaces
icon for Heating and CoolingHeating and CoolingTechnical Standards
Air source heat pump≥15.2 SEER2, ≥8.1 HSPF2, and AHRI Certified
Biomass (furnace or boiler)ASME Certified, 85% AFUE, Fully Automated
Central air conditioning≥16 SEER, ≥12.5 EER or ≥15.3 SEER2 and ≥12 EER; ENERGY STAR and AHRI Certified
Ductless mini-split heat pumpSingle and multi-zones: ≥ 15.2 SEER2, ≥ 8.5 HSPF2, and AHRI Certified
ECM boiler circulator pump Installed on any fuel boiler
Ground source heat pumpGLHP Closed Loop Water to Air 17.1 EER, 3.6 COP

DX Direct Expansion Refrigerant 16.0 EER, 3.6 COP

Water to Water 16.1 EER, 3.1 COP

Heat Pump DryersENERGY STAR rated
Hot water boiler – natural gasENERGY STAR, 90% AFUE with temperature reset or purge control
Hot water boiler – oilENERGY STAR, 87% AFUE with temperature reset or purge control
Hot water boiler – propaneENERGY STAR, 90% AFUE with temperature reset or purge control
Natural gas conversion – burner —
Natural gas conversion – CIACContributions in Aid of Construction
Steam boilers – all fuels82% AFUE
Warm air furnace – natural gasENERGY STAR, AHRI rated 90% – 94% AFUE
Warm air furnace – natural has – high efficiencyENERGY STAR, AHRI rated 95% AFUE
Warm air furnace – propaneENERGY STAR, AHRI rated 95% AFUE
Warm air furnace – oilENERGY STAR, AHRI rated 85% AFUE
Weather responsive controls – natural gas—
Weather responsive controls – oil—
Weather responsive controls – propane—
icon for Water HeatingWater HeatingTechnical Standards
Heat pump water heaterENERGY STAR, Energy Factor ≥3.0
Indirect water heater – natural gasAttached to ENERGY STAR boiler of ≥90% AFUE
Natural gas storage or condensing water heaterENERGY STAR Certified, Thermal Efficiency (TE) ≥94% or Uniform Energy Factor (UEF) ≥0.86
On-demand tankless water heater –
natural gas
ENERGY STAR, Energy Factor ≥0.94 with electronic ignition
On-demand tankless water heater – propaneENERGY STAR, Energy Factor ≥0.82
icon for RenewablesRenewablesTechnical Standards
Electric vehicle recharging stationLevel 1 or Level 2, commercially available charging station
Micro CHPPlease contact the Green Bank for technical standards
Micro fuel cellPlease contact the Green Bank for technical standards
Natural gas vehicle refueling stationPlease contact the Green Bank for technical standards
Smart metersPlease contact the Green Bank for technical standards
Solar hot water heaterLevel 1 or Level 2, commercially available charging station
Solar photovoltaic battery back-upPlease contact the Green Bank for technical standards
Solar photovoltaic islanding invertersPlease contact the Green Bank for technical standards
Solar photovoltaic systemPlease contact the Green Bank for technical standards
icon for Other Related Energy MeasuresOther Related Energy MeasuresTechnical Standards
Electric service upgradePlease contact the Green Bank for questions about eligibility
ENERGY STAR appliancesPlease contact the Green Bank for questions about eligibility
Lead abatementPlease contact the Green Bank for questions about eligibility
Knob & Tube removalPlease contact the Green Bank for questions about eligibility
Roof repair (must be done in conjunction with a solar or attic or wall insulation project)Please contact the Green Bank for questions about eligibility
Structural remediation Please contact the Green Bank for questions about eligibility
Other: Tree removal (must be done in conjunction with a solar project)Please contact the Green Bank for questions about eligibility
Unlisted but relevant to improving the energy performance of a homePlease contact the Green Bank for questions about eligibility
icon for Other Related Energy MeasuresResiliencyTechnical Standards
Battery storage (new system)According to building code
Battery storage (elevate or relocate battery storage service equipment)According to building code
Battery storage (install electric subpanel for critical utilities on backup power)Can be connected to an Energy Storage Solutions eligible battery storage system or not.

According to building code

Elevate or relocate electric service equipmentAccording to building code
Elevate or relocate HVAC service equipmentAccording to building code
ENERGY STAR applianceLimited to 25% of full Smart-E loan amount
High impact glass window replacementAccording to building code
Inspect solar PV anchor systemPlease contact the Green Bank for questions about eligibility
Floodproof basement windowsAccording to building code
Storm shuttersAccording to building code
Install unions, fittings, and valves to HVAC service equipmentAccording to building code
Purchase or install alternative power stationLimited to 25% of full Smart-E loan amount
Retrofit electrical wiring and elevate sockets/switchesAccording to building code

Hartford Office
75 Charter Oak Avenue
Suite 1-103
Hartford, CT 06106

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700 Canal Street
5th Floor
Stamford, CT 06902

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