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Specialty Window Replacement and Installation

Specialty window replacement for Boston and New England, Washington, D.C., Maryland and Virginia.

Are you looking for high-quality specialty windows that will provide your home in the Boston or New England, Maryland, Virginia or Washington D.C. area with a uniquely beautiful look? Then consider Long Windows®, the leader in the custom window industry today.

We have unbeaten knowledge and experience and will ensure that your new windows are custom-manufactured and installed so they fit perfectly and form a tight seal, even if they’re a unique “specialty” shape.

Whether you need a window to go over an entry door, a garden window for your kitchen, a slider window for a bathroom, or another style of specialty window, you can be confident that we will install only the most energy-efficient windows available.

Our specialty windows are engineered with multiple panes of glass, durable vinyl frames and sashes, and other components that make our windows some of the most energy efficient on the market.

Other benefits our specialty windows offer include:

Another benefit of working with our company is the exceptional customer service you will receive. We provide the Red Carpet Treatment, which means we’ll arrive when we say we will, wear shoe coverings to protect your floors, and even clean your windows before we leave.

For more information about our specialty windows for homeowners in the Boston, Mass. or Washington, D.C. regions, contact us today.

Get educated: Learning more about new window replacement and window installation.

Ready for new windows? Here’s what Long Windows has to offer.

  • Window Options and Showcase
    Long Windows offers double hung windows, casement windows, awning windows, hopper windows, slider windows, bow and bay windows, picture windows, garden windows and specialty windows in a variety of interior and exterior color options and grille designs. See what Long Windows can do for your home.

  • Window Benefits and Specifications
    Protection from harmful UV rays, noise pollution and potential intruders — Long Windows can make your home safer and more comfortable. Learn more about energy-efficient windows from a family business with over 70 years of home improvement experience.

  • Window Testimonials
    Homeowners throughout the Washington, D.C., Maryland, Northern Virginia and West Virginia regions enjoy the unique benefits provided by Long Windows. We are proud to now serve Boston, Mass. and the New England area, as well. See some of our recent window work and learn how people just like you enjoy the view provided by Long Windows.

Let's talk about windows.

If it's time to replace your windows, we should talk today. We look forward to protecting your family and your home.