9 Best Window Companies in China, ME (2023 Reviews)
Are you looking to replace your windows? Our guide to the top window installation companies can help you narrow down which one to pick.
We analyzed all the top-rated window companies in China and selected the best 9 based on:
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Customer reviews
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Window installation expertise
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Popularity with home-owners like you
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Updated September 15, 2023
Why you can trust EcoWatch
A guide on the best window installation companies in China may not seem like the most captivating article on EcoWatch, but trust us, windows impact your life more than you might realize. According to the Department of Energy, heat gained or lost through outdated, drafty windows could account for 25-30% of heating and cooling use.
Thankfully, helping you save money with efficient windows also aligns with our goals of conserving energy and the resources it takes to generate it.
Efficient windows are especially important in China, where winters are long and cold. According to Energy Star, making the switch to energy-efficient windows can save the average homeowner up to $435 each year.
Best Availability
Renewal by Andersen
- Great industry reputation
- Member of US Green Building Council
- Manufactures products in-house
Window Veteran
Window World
- EnergyStar Partner
- Wide variety of products and services
- Lifetime Warranty
Best Window Installation & Replacement Companies in China
The EcoWatch Reviews team evaluated several window providers across China to narrow our list down to the best ones. We assessed the companies based on their energy-efficient offerings, local experience, customer service, price, coverage area and more.

Window World
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EnergyStar Partner
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Large serice area
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Low prices relative to competitors
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Great industry reputation
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Lifetime warranty
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Quality of service will depend on your area
Window World has windows expertise in China. Window World has about 27 years of experience in the window replacement industry. Its reputation is backed by a considerable amount of positive reviews on customer review websites.
It is certified by the Environmental Protection Agency (EPA) and Energy Star and supports charities like St. Jude Children’s Research Hospital.
Energy Efficiency of Window World WindowsWindow World is an Energy Star partner with a variety of energy-efficient windows. Note that not all of the company’s windows are Energy Star certified, so be sure to ask your Window World representative when inquiring about services.
How much does Window World cost in China?Prices aren’t displayed on Window World’s website, but it's known for offering some of the most affordable window installations around. If you’d like more accurate information, you can inquire about a quote on the company’s website.

Renewal by Andersen
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Great industry reputation
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Award-winning company
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Member of US Green Building Council
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Manufactures products in-house
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No lifetime warranty
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More expensive than competition
Renewal by Andersen provides the best availability in China. It's a subsidiary of the Andersen Corporation, a major manufacturer of windows and doors. Andersen has around 27 years of experience in the window replacement sector.
You may want to consider going with Andersen if you're interested in a installer that uses in-home estimates and advanced digital tools to help you plan and visualize your project before getting started.
Energy Efficiency of Renewal by Andersen WindowsThere are a wide range of window types available from Renewal by Andersen, some of which are Energy Star products. A handful of windows manufactured by the Andersen corporation were awarded Energy Star’s “Most Efficient” in 2021, and Andersen was named Energy Star’s Partner of the Year in 2019.
How much does Renewal by Andersen cost in China?Pricing details are not available on Andersen’s website since the cost of window installment depends on how many and what type(s) of windows you need. However, based on customer feedback, you can expect to pay anywhere between $750 to $1,250 per window for an installation with Andersen. For more detailed information on pricing, you can ask for a quote from the company.
We have tried to stay unbiased and transparent by including pros and cons for every provider. Additionally, any partnerships do not affect our reviews.
More Window Companies in China
Renewal by Andersen of Greater Maine
Bangor, ME-
Price Transparency
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Good Customer Service
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Free assessment
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Educational Website
Services Offered
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Sliding Glass
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Commercial Windows
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Window Replacement
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Residential Windows
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Stained Glass
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Custom Window Designs
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Double-Hung
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Glass Showers
Home Services at The Home Depot
Waterville, ME-
Price Transparency
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Free assessment
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Educational Website
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Good Customer Service
Services Offered
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Stained Glass
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Residential Windows
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Glass Showers
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Custom Window Designs
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Window Replacement
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Commercial Windows
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Fast Delivery
TNT Glass
Skowhegan, ME-
Price Transparency
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Good Customer Service
Services Offered
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Glass Showers
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Commercial Windows
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Residential Windows
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Full-Service Installations
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Window Replacement
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Custom Window Designs
Midcoast Glass & Windows
Topsham, ME-
Free assessment
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Price Transparency
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Good Customer Service
Services Offered
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Full-Service Installations
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Double-Hung
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Window Replacement
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Residential Windows
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Glass Showers
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Aluminum Window Frames
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Custom Window Designs
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Energy-Efficient Options
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Bay Windows
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Commercial Windows
Portland Glass of Brunswick
Brunswick, ME-
Educational Website
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Price Transparency
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Free assessment
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Good Customer Service
Services Offered
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Window Replacement
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Residential Windows
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Commercial Windows
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Glass Showers
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Custom Window Designs
Portland Glass of South Paris
South Paris, ME-
Good Customer Service
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Free assessment
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Educational Website
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Price Transparency
Services Offered
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Window Replacement
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Residential Windows
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Custom Window Designs
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Commercial Windows
Patriot General Contractors
Bangor, ME-
Good Customer Service
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Free assessment
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Price Transparency
Services Offered
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Commercial Windows
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Custom Window Designs
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Residential Windows
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Window Replacement
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Glass Showers
Mainely Vinyl Inc
Trenton, ME-
Good Customer Service
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Price Transparency
Services Offered
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Window Replacement
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Residential Windows
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Custom Window Designs
Paradigm Windows
ME, ME-
Educational Website
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Good Customer Service
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Price Transparency
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Free assessment
Services Offered
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Bay Windows
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Sliding Glass
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Window Replacement
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Residential Windows
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Commercial Windows
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Custom Window Designs
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Double-Hung
Calculate how much you can expect to pay for window installation and replacement in China, ME using our customized window cost calculator.
Estimates will vary based on window dimensions and other unique factors to your home. Getting in touch with a local window installer is the best way to get an accurate cost estimate for your home.
How Installing Energy-Efficient Windows in China Saves You Money
By switching to energy-efficient windows, you and your family can enjoy several benefits, including:
- Save money on electricity bills: Because energy-efficient windows reduce the amount of energy needed to heat or cool your home, they can help you save about $435 annually on your energy bills in China.
- Better temperature control in your home: When you live in a place like China where the winters can get cold, you often have to rely on your heater to keep your house warm. Energy-efficient windows can decrease how hard your heater needs to work to heat your home.
- Protect your investment: If you have a relatively old home, your windows are most likely outdated. Upgrading your windows can improve the insulation in your home and also help increase the value of your home if you decide to sell.
- Protect your valuables: The low-emissivity coatings on many energy-efficient windows help prevent your floors, carpets and furniture from fading by filtering out UV rays.
Estimated Cost of Window Replacement in China
Let's take a look at the cost of installing new windows and the types of services offered by installers.
How Much Do New Windows Cost?
Typically, China homeowners can anticipate their window installations to range from $250 to $1,200. The average cost sits at about $600. This is because of the fact that window installations depend on several factors specific to your home, such as the size, material and number of windows you need to install, as well as the location of your property.
It's also worth noting that energy-efficient windows will typically cost more upfront, but Energy Star estimates that upgrading the windows on your China home translates to an average energy savings of $236 to $319 per year for single-pane window replacement, or between $87 to $126 per year for double-pane windows. How much you'll save by switching to energy-efficient windows depends on your local climate, energy rates and other factors unique to your home.
Another factor that influences the overall cost is the material you select for your frame. Aluminum frames are typically the least expensive and are sturdy and relatively maintenance-free, but they provide poor insulation. On the other hand, wood frames are the most expensive, as they are aesthetically pleasing and provide decent insulation. Fiberglass and vinyl frames provide good insulation as well and cost somewhere between the other two.
What Services do Window Installers Offer?
The first step when planning a window installation is to think about whether you want a full-frame or pocket installation.
Full-frame installations require replacing the entire window — the sill, frame, trim and all. These are most common when you want a new style for your windows or when it has a great amount of rot or deterioration. Full-frame installations require more time and labor and will increase overall costs. A pocket installation involves installing a new window without replacing the frame. This means instead of removing the whole unit and reinstalling it, the contractor will just slide the replacement window (also called a retrofit or insert window) into the frame.
Your window replacement company will be able to help you choose what's best for your needs. In China, the decision will mostly be based on how old your windows are and if there's any damage. Wood can decay if it's not maintained properly over the years, so it's good to have a professional evaluate your frames and window sills.
Best Availability
Renewal by Andersen
- Great industry reputation
- Member of US Green Building Council
- Manufactures products in-house
Window Veteran
Window World
- EnergyStar Partner
- Wide variety of products and services
- Lifetime Warranty
How We Choose the Best Window Installers in China
In our hunt to find the most reliable, eco-friendly window installers in China, EcoWatch evaluated many companies before settling on these. Along with energy efficiency, we assessed several window installers in China and ranked them based on the following methodology:
Service Area
Because this is a guide for China, we only included companies that provide services to the city. There are certainly other reputable providers that didn't make the list because of the low odds that they would serve the average homeowner in China.
Work Quality
We're willing to bet that you're looking for a company to do a great job installing windows. We've vetted each installer featured in our guide to ensure its contractors are well-qualified and that the company has gotten tons of positive customer feedback to vouch for its service.
Customer Reviews
We analyzed patterns in recent customer feedback to find the companies with the most consistent customer satisfaction. Customer satisfaction may be the factor we place the most value on, as it reflects the quality of services across nearly every category, including cost, warranty, professionalism, quality of parts, quality of installation and more.
Cost
Cheaper windows certainly don't mean better windows, but we know many of our readers try to keep costs as low as possible. When analyzing the prices of providers, we awarded higher scores to companies with reasonable prices and accessible financing rather than "cheaper" services.
Warranty
As discussed, windows are a significant investment, so you'll want to be certain that investment is protected. Window installation companies that offer lengthy warranties for products, parts and labor rank higher with EcoWatch.
Years of Experience
Lastly, we like to see companies that have been in the industry for a while. Window installation companies that have more years of experience will earn higher rankings by our standards. We like to see at least ten years of experience.
China, ME Window Replacement FAQs
What is the average cost to replace windows in a home?
The national average cost to replace a window is around $600 but can range between $200 and $1,200, depending on a few different factors. The price is generally influenced by the location of your property, the size of the window and the type and material of the window. Also, bear in mind that energy-efficient windows may cost more initially but can save you hundreds of dollars a year in energy bills.
What are the kinds of windows?
There are various kinds of windows you can get for your home, such as casement windows, double-hung and single-hung windows, picture windows, transom windows, awning windows, bay windows and slider windows.
Can you install your own windows?
Although you can install your own windows, doing so requires a lot of time and handiness. Using a window installation company can help ensure that the installation is done properly and that you can avoid spending the time and effort of doing it yourself.
How often should you replace windows?
Windows have an average lifespan of about 20 to 30 years. If your windows are older than that, then they probably need to be replaced. Other than that, if your windows have any damage on them, or they have become difficult to operate, they may need to be replaced.