20 Best Window Companies in Manchester, CT (2025 Reviews)

How Installing Energy-Efficient Windows in Manchester Saves You Money

Energy-efficient windows can benefit you in several ways. Here are a few reasons you may want to consider making the switch:

• Decrease your carbon footprint: You can reduce your indirect greenhouse gas emissions by about 12% when you install Energy Star certified windows. In Manchester, that’s about 147 pounds per year on average.
• Protect your investment: When you have an older home, your windows could also be outdated or drafty. Keeping your windows up to date is an important part of maintaining your property and its real estate value.
• Protect your valuables: The low-emissivity coatings on many Energy Star certified windows help prevent damage from the sun's UV rays to your floors, carpets and furniture.
• Save on energy bills: Once you install energy-efficient windows, you can see a reduction in your bills by about 12% because you’ll require less energy to heat or cool your home.

Estimated Cost of Window Replacement in Manchester

Let’s go over the cost of installing new windows and the types of services offered by installers.

How Much Do New Windows Cost?

The national average cost to replace one window is about $600 but can range anywhere from $200 to $1,200. These amounts vary based on the specifics of your installation, including the location of your home, material, type, size, number of windows and more.

It’s also worth noting that energy-efficient windows will almost always cost more upfront, but Energy Star estimates that switching out the windows on your Manchester home translates to an average energy savings of $236 to $319 each year for single-pane window replacement, or between $87 to $126 each year for double-pane windows. The amount of money you’ll save by installing energy-efficient windows depends on your local climate, energy rates and other factors unique to your home.

Another factor that affects the overall cost is the material of the frame you select. Aluminum frames are typically the least pricey and are sturdy and relatively maintenance-free, but they offer poor insulation. On the other hand, wood frames cost the most because they are aesthetically pleasing and offer decent insulation. Fiberglass and vinyl frames provide good insulation and cost somewhere between the other two.

What Services do Window Installers Offer?

In general, there are two types of window replacement services companies provide: full-frame and pocket installations.

A full-frame installation replaces the complete window, including the sill, frame, trim and the window panes. As this type of installation requires more time and labor, it will be more expensive than a pocket installation. Pocket installations (also known as retrofits) are when you replace a window while leaving the existing frame. Pocket installations are simpler and will be less expensive, but you can’t do this kind of installment if you have any pre-existing rot or water damage.

Your window installer should be able to help you figure out which type of installation you need.

How We Choose the Best Window Installers in Manchester

EcoWatch differs from other reviewers, as we assess these companies through a sustainability lens. Along with energy efficiency, we assessed several window installers in Manchester and assigned rankings based on the following methodology:

Service Area

Because this is a guide for Manchester, we only included companies that cover the city. There are other reputable providers that didn’t make our list because they wouldn’t be able to serve homeowners in Manchester.

Work Quality

We’re certain that you’re looking for a company to do a great job installing windows. We’ve vetted each company on this list to ensure its contractors are well-qualified and that the company has received tons of positive customer feedback to vouch for its service.

Customer Reviews

Customer feedback is another super important review factor. If the majority of customers don’t have positive things to say about their experience with a certain installer, you won’t see it featured on EcoWatch.

Cost

Cheaper windows don’t necessarily mean better windows, but we know many of our readers would like to keep costs low when possible. When analyzing the prices of providers, we awarded higher points to companies with reasonable prices and accessible financing rather than “cheaper” services.

Warranty

Protecting your investment in new windows is important to many homeowners. That’s why window installation companies that offer lengthy warranties for products, parts and labor rank higher with EcoWatch.

Years of Experience

Due to Manchester’s climate, homeowners need to be wary of water damage, low efficiency and rot. We factored in local experience to reflect the ability of Manchester window companies to prepare homes for the climate. If a company has less than 10 years of experience, it loses points in this category.