Windows, Doors, and Insulation

Windows, Doors, and Insulation

With over a decade of experience serving Connecticut homeowners and businesses, Millstream Construction has become the go-to source for high-quality windows, doors, and insulation. Founded in 2009 and based in Glastonbury, CT, we are a licensed and insured roofing and construction company that takes pride in providing exceptional service for all your exterior home improvement needs.

Windows, Doors, and Attic Insulation Services in Connecticut

At Millstream Construction, we understand the importance of having well-insulated and properly sealed windows and doors. These components play a crucial role in maintaining your property’s comfort and energy efficiency. Our team of experienced professionals is dedicated to providing high-quality installation services for windows, doors, and attic insulation in Connecticut. Whether you’re building a new property or upgrading an existing one, we have the expertise to ensure your home or business is properly equipped to maintain a comfortable indoor environment while minimizing energy loss.

Provia Windows In a Residential Home


We offer a wide range of energy-efficient window solutions to meet your specific needs. Our team can help you select the right windows for your property with an in-depth expert feature and design consultation. Our designers take into account factors such as climate, energy efficiency, and aesthetic curb appeal. We work with top manufacturers to provide high-quality windows designed to withstand New England’s harsh weather conditions.

Therma Tru Door on a Residential Home


Doors play a crucial role in controlling the flow of air and insulation in your home or business. At Millstream Construction, we offer a variety of door solutions, including entry, patio, and storm doors. Our energy-efficient doors are designed to provide superior insulation, security, and aesthetics. We work with top brands to ensure you receive high-quality products that will enhance the look and feel of your property while contributing to its overall energy efficiency.

Attic Insulation

Proper attic insulation is essential for maintaining a comfortable indoor environment and reducing energy costs. Our team specializes in installing various types of insulation, including fiberglass, cellulose, and spray foam, to meet the specific needs of your property. To maximize its effectiveness, we ensure that your insulation is installed correctly, with no gaps or air leaks. With our expertise, you can enjoy a well-insulated home or business that maintains a consistent temperature and minimizes energy waste.

Tax Reduction Programs and Incentives

As a homeowner or business owner in Connecticut, you may be eligible for various tax reduction programs and incentives when you invest in energy-efficient upgrades like windows, doors, and insulation. These programs encourage property owners to adopt more sustainable and energy-saving solutions, which can help reduce their overall carbon footprint and energy consumption. Our team at Millstream Construction can guide you through the available incentives and assist you in taking advantage of these programs to make your property more energy-efficient and potentially save money on your taxes.

Energy Saving Statistics

Investing in energy-efficient windows, doors, and insulation can significantly reduce your energy consumption and associated costs. With Energy Star-rated windows, we can save homeowners hundreds of dollars per year on energy bills. By choosing energy-efficient solutions from Millstream Construction, you can enjoy these substantial savings while contributing to a more sustainable environment.

When Looking For Energy Efficient Solutions, Consider These Ratings and Statistics:

  • Heat Gain Coefficient
  • When replacing single-pane windows with EnergyStar Rated Windows, savings could be up to 22% of heating and cooling costs annually. 
  • Reduce C02 emissions annually to be the equivalent of burning 50-300 Gallons of Gasoline.

Contact Millstream Construction For Reliable Window, Door, and Insulation Services Today

If you’re a homeowner or business owner in Connecticut, Massachusetts, or Rhode Island, and you’re looking to upgrade your windows, doors, or insulation, Millstream Construction is here to help. Our team of experts is committed to providing top-notch installation services that meet your specific needs and budget. Contact us today at (860) 530-2610 or complete our online form to schedule a consultation and learn more about how we can help you improve your property’s energy efficiency and comfort.



call today 1-860-748-3459
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