HomeHeatHelper CT

Rebates in Connecticut

Heat pumpsUp to $10,000

$1,500 a ton, up to $10,000, through Dec 31. Plus a 0.99% Smart-E loan, up to $50,000.

See what you'd save ›

Energize CT and CT Green Bank · Eversource and UI customers · checked Oct 29

InsulationUp to $10,000

Up to $2.00 a sq ft after the energy visit, through Dec 31. Up to $2.50 a sq ft if your income qualifies.

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Energize CT · checked Oct 29

Duct sealing$1,750

For the first heating system, done by an approved contractor.

Energize CT · Eversource and UI customers · checked Oct 29

Heat pump water heater$900

$900 off at checkout. $1,000 more if your income qualifies.

Energize CT · checked Oct 29

Windows$100 a window

For triple-pane ENERGY STAR windows that replace single or double pane, through Dec 31.

Windows and doors guide ›

Energize CT · checked Oct 29

Smart thermostatUp to $95

Off at checkout, up to 3 per home.

Choosing a smart thermostat ›

Energize CT · Eversource, UI, CNG and SCG customers · checked Oct 29

Energy visit$40

About $1,000 of air sealing and quick fixes for $40, and the way into the insulation rebate.

Find an energy auditor ›

Energize CT · checked Oct 29

Get a heat pump quote
Rebates checked Oct 29, 2026 · How we check rebates