20 Best Window Companies in Montclair, NJ (2025 Reviews)

How Installing Energy-Efficient Windows in Montclair Saves You Money

Upgrading to energy-efficient windows can improve the comfort of your home and help you save on energy bills. Here are more ways upgrading your windows could help you:

• Save on electricity bills: The Department of Energy estimates that heat gained or lost through windows accounts for around 25-30% of residential energy use. Switching to energy-efficient windows can help lower that amount, which helps you save more on your bills.
• Protect your investment: Keeping your windows up to date is an important part of maintaining your property and its value, particularly if you have an older home.
• Decrease your carbon footprint: You can reduce your carbon footprint by about 12% after you install Energy Star certified windows. In Montclair, that’s about 206 pounds per year on average.
• Protect your valuables from fading: The low-emissivity coatings on many energy-efficient windows filter out harmful UV rays, preventing your furniture, carpet and other valuables from fading.

Estimated Cost of Window Replacement in Montclair

Windows come in various shapes and sizes, so costs and services will differ tremendously. Here are the average costs and services that you can find from window installers.

How Much Do New Windows Cost?

According to our research, the national average cost of replacing a single window is about $600. However, window replacement costs can range from $200 to $1,200 for each window. But costs will differ significantly based on your location, the current condition of your home, the quality of your products and the number of windows you need. A lot of window companies also offer replacement door installations and other add-ons like baths, shutters, coating and more. Additional services will increase your overall project costs.

It’s important to bear in mind that windows with the best efficiency may cost more upfront but can save you hundreds of dollars by lowering your energy bills. Investing in certified energy-efficient windows can save Montclair homeowners $283+ a year when replacing single-pane windows.

We recommend getting free quotes from several window installation companies to find the right windows and the company that works best for your budget.

What Services do Window Installers Offer?

The first step when planning a window replacement is to figure out whether you want a full-frame or pocket installation.

Full-frame installations are necessary when you want to change the style of your windows or your window has a lot of deterioration. With this service, your professionals will replace the whole window, including the sill, trim and frame. Pocket installations are on the simpler end and won’t cost as much because they involve simply replacing the window within its existing frame. But if the frame has any damage, you should opt for a full-frame installation instead.

If you’re not sure which type of window installation service you should get, your installer should be able to assist you. In general, the choice is based on factors such as the age and condition of the home, the type of building material, budget and time restrictions.

How We Choose the Best Window Installers in Montclair

In our hunt to find the most reliable, eco-friendly window installers in Montclair, the EcoWatch team chose the above companies as the best window installation companies in the city. We have reviewed the best window replacement companies in Montclair primarily based on energy efficiency, as the most sustainable option also benefits homeowners in many ways. Energy-efficient windows can lower energy bills by hundreds of dollars. Along with energy efficiency, our rating methodology is based on the following factors:

Service Area

Because this is a guide for Montclair, we gave more points to companies that cover the city. There are certainly reputable providers that didn’t make the list because of the low odds that they would serve the average homeowner in Montclair.

Work Quality

When picking new windows, the quality and breadth of services can often play just as important of a role in insulation and performance as the type of window you get. We do rate window installers higher if they offer high-quality products, but we also consider workmanship as reflected in customer feedback.

Customer Reviews

We analyzed patterns in recent customer feedback to determine the companies with the most customer satisfaction, weighted by sample size. Customer satisfaction may be the most important factor, as it reflects the quality of services across most other categories, including cost, quality of installation, warranty, quality of parts, professionalism and more.

Cost

This one is a give-and-take: as with most services, cheap window installers won’t always provide the most quality service. Still, we want to ensure we’re highlighting companies that offer a wide range of price and financing options so they’re accessible to most homeowners.

Warranty

As discussed previously, windows are a serious investment, so you’ll want to make sure that investment is well protected. Window installation companies that give you lengthy warranties for products, parts and installation (aka workmanship) rank higher with EcoWatch.

Years of Experience

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