Attic Insulation Costs and Rebates: What to Expect & How to Save

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Insulating and air sealing your attic is one of the best ways to save money on your energy expenses.

But how much does it cost to get those savings? 

There’s no easy answer. Costs vary based on factors like attic size and the type of insulation you choose.

The good news? If you live in Connecticut, you can insulate your attic for little to no cost thanks to Energize Connecticut℠ rebates. 

New England Smart Energy Group can help you take advantage of these savings! Keep reading to learn more about attic insulation costs, rebates, and expected savings. 

What Affects the Cost of Attic Insulation?

Attic insulation costs can vary significantly from one house to another. Here are the biggest factors that impact costs: 

  1. House Size & Attic Square Footage

Larger attics naturally require more insulation material and labor, increasing costs. 

  1. Type of Insulation Material

Different insulation materials come with different price tags. 

  1. Existing Insulation  

If your attic already has some insulation, the cost may be lower, depending on whether it can be topped off. If your existing insulation is wet, moldy, or compressed, it will need to be removed and replaced, which adds to the cost. 

  1. Safety Barriers 

Problems like mold, asbestos, and knob-and-tube wiring have to be taken care of before you can install new attic insulation. If you live in New Haven, you may be eligible for no-cost barrier removal thanks to a city grant. Contact us to find out if you qualify. 

  1. Rebates & Incentives 

Rebates and incentives can bring your attic insulation costs down significantly. If you meet income requirements, you may even qualify for a no-cost insulation upgrade. 

Attic Insulation Rebates in Connecticut 

Connecticut residents are eligible for insulation rebates through Energize CT and federal tax incentives. New Haven residents are eligible for additional rebates thanks to a city grant. Here’s a glance at what’s available: 

Incentive Who Qualifies? Savings 
Energize CT Insulation Rebates All CT utility customers of Eversource, UI, CNG, and SCG $1.70 per square foot or 100% off for income-eligible households 
New Haven Insulation Rebates New Haven residents earning 60-80% of the area median income $5,000, stackable with Energize CT rebates  
New Haven Barrier Rebates New Haven residents Mold: $7,500Asbestos: $7,500Knob-and-tube: $5,000
Federal Insulation Tax CreditAll homeowners who pay federal income taxes Up to $1,200 per year 

Energize CT Attic Insulation Rebates 

All residential customers of Eversource, UI, CNG, and SCG are eligible for Energize CT attic insulation rebates. You can receive:  

If your household income is below 60% of the area median income, you may qualify for 100% off your insulation upgrade. 

New Haven Insulation & Barrier Removal Rebates 

Right now, New Haven homeowners can receive additional rebates thanks to a city grant. 

If you don’t meet the income requirements to qualify for 100% off insulation through Energize CT, you may be eligible for a $5,000 rebate that you can stack with your Energize CT rebate to fully cover the cost of your attic insulation upgrade.

If you’re a New Haven resident, you may also qualify for rebates to cover the cost of barrier removal so your attic can be safely insulated.

  • Mold removal – $7,500
  • Asbestos removal – $7,500
  • Knob-and-tube wiring removal – $5,000

Federal Tax Credits for Insulation & Air Sealing 

In addition to rebates, attic insulation also qualifies for a federal tax credit. The insulation tax credit (25C) is worth 30% of your eligible costs, up to $1,200 per year. 

How to Claim Energize CT Attic Insulation Rebates 

It’s easy to claim your insulation rebates. The first step is to schedule an HES/HES-IE visit with New England Smart Energy Group. 

During your visit, we’ll: 

  • Evaluate your insulation to determine whether upgrades are needed
  • Complete no-cost air sealing to fix leaky and drafty areas 
  • Look at your air ducts, HVAC equipment, windows, and more to uncover problems that may be affecting your energy costs
  • Provide customized recommendations for improvements, such as attic insulation
  • Help you apply for and claim your rebates 

Your HES visit costs just $75 and includes hundreds of dollars worth of home energy efficiency improvements. If you qualify for HES-IE, your visit is no-cost. 

Call 203-292-8088 or contact us to find out how much you can save on attic insulation.

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