20 Best Window Companies in University Heights, OH (2023 Reviews)

Looking to improve your property's insulation? The best window replacement companies can help.

We analyzed all the top-rated window companies in University Heights and selected the best 20 based on:

  • Customer reviews
  • Window installation expertise
  • Popularity with home-owners like you
EcoWatch Local Advisors

By EcoWatch Local Advisors

Updated September 15, 2023

Why you can trust EcoWatch

Our panel of energy experts work tirelessly to create unbiased reviews and informative content to help homeowners make educated decisions. No other windows site has covered energy efficiency and sustainability as long as EcoWatch, which means we're going to help you find windows replacements that will save on your energy bill and put more money back in your wallet.

A guide on the top window installation companies in University Heights may not seem like the most interesting article on EcoWatch, but trust us, windows impact your life more than you might realize. If your house has traditional, outdated windows, your AC or heating system could be working overtime to heat or cool your home. This means higher power bills.

Installing upgraded, efficient windows on your house can help you save money every month on your electric bills — and you can help the environment as well.

Unlike other sites, EcoWatch ranks window companies on energy efficiency while also factoring in cost, customer satisfaction and service area.

Best Availability

Renewal by Andersen

★★★★★
4.5

  • Great industry reputation
  • Member of US Green Building Council
  • Manufactures products in-house

Best Energy-Efficient Features

Champion

★★★★★
4.5

  • Many years of experience
  • Low prices relative to competitors
  • Limetime warranty

Window Veteran

Window World

★★★★★
4.5

  • EnergyStar Partner
  • Wide variety of products and services
  • Lifetime Warranty

Best Window Installation & Replacement Companies in University Heights

The EcoWatch Reviews team researched several window installation companies across University Heights to narrow our list down to the best ones. The providers we've included in this article scored best in our categories, which include energy-efficient offerings, price, customer service, availability and more.

Window World logo
FAST QUOTE
as little as 30 seconds
Best Affordability

Window World

★★★★★
BBB Rating: A+
Locations: Nationwide
Founded: 1995
Pros:
  • Pros icon EnergyStar Partner
  • Pros icon Large serice area
  • Pros icon Low prices relative to competitors
  • Pros icon Great industry reputation
  • Pros icon Lifetime warranty
Cons:
  • Pros icon Quality of service will depend on your area

Window World is the largest window replacement company in the country, known for its vinyl windows and affordability. This company has been in business since 1995 and currently serves 200 locations nationwide.

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 Windows

Its high-performance Low-E (low-emissivity) coatings and argon gas insulation offer exceptional efficiency and performance for any home. Not all of Window World’s windows are Energy Star certified, so be sure to mention that you want Energy Star windows when inquiring.

How much does Window World cost in University Heights?

Although prices are not readily available on Window World’s website, it's known for offering some of the most affordable window installations around. The best way to get more accurate pricing information is to get a free quote from the company.

Renewal by Andersen logo
FAST QUOTE
as little as 30 seconds
Best Overall

Renewal by Andersen

★★★★★
BBB Rating: A
Locations: Nationwide
Founded: 1995
Pros:
  • Pros icon Great industry reputation
  • Pros icon Award-winning company
  • Pros icon Member of US Green Building Council
  • Pros icon Manufactures products in-house
Cons:
  • Pros icon No lifetime warranty
  • Pros icon More expensive than competition

Renewal by Andersen is a subsidiary of the Andersen Corporation, a major manufacturer of windows and doors. Andersen has about 27 years of experience in the window replacement industry. Many positive reviews from customers online back the provider's reputation.

Andersen may be the company for you if you're looking for one 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 Windows

Renewal by Andersen appeals to eco-conscious consumers by providing energy-efficient window offerings. 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 University Heights?

While pricing information is not available on Andersen’s website, based on customer feedback, you can expect to pay anywhere between $750 to $1,250 per window for an installation with Andersen. The best way to know for sure is to get a free quote from the company.

Universal Windows Direct logo
FAST QUOTE
as little as 30 seconds
Best Warranty

Universal Windows Direct

★★★★★
BBB Rating: A
Locations: Nationwide
Founded: 2002
Pros:
  • Pros icon Makes charitable contributions
  • Pros icon Manufactures products in-house
  • Pros icon Wide variety of products and services
  • Pros icon Lifetime warranty
Cons:
  • Pros icon Limited service area
  • Pros icon Some installations carried out by third-party contractors
  • Pros icon Quality of service will depend on your area

Universal Windows Direct has the best warranty in University Heights. It's a company that has grown immensely since its inception in 2002, and now has several franchise dealers nationwide. This provider has 20 years of experience in the windows business, and it has become one of the most respected companies in University Heights. The company has hundreds of positive reviews from customers on online review websites.

It has established itself as a company that has an industry-leading warranty covering products, parts and workmanship for life.

Energy Efficiency of Universal Windows Direct Windows

The company offers energy-efficient UniShield brand windows. According to its website, UniShield window packages have higher gas fill rates and longer gas retention than most other brands on the market, and they are Energy Star products. Not all of Universal’s windows are Energy Star certified, so make sure you mention that you’re interested in Energy Star windows when inquiring.

How much does Universal Windows Direct cost in University Heights?

Even though pricing information is not available on Universal’s website, installations typically range from $225 to $425 per window based on customer feedback. That makes Universal Windows Direct more of a budget-friendly option for window repair and replacements. The best way to get more accurate information is to request a free quote from the company.

Window Nation logo
FAST QUOTE
as little as 30 seconds
Best for Residential Windows

Window Nation

★★★★★
BBB Rating: A
Locations: Regional
Founded: 2006
Pros:
  • Pros icon Award-winning company
  • Pros icon Manufactures products in-house
  • Pros icon Custom designs
  • Pros icon Wide variety of products and services
Cons:
  • Pros icon Installation not covered by warranty
  • Pros icon Limited service area

Window Nation is a company that serves hundreds of thousands of homeowners, mostly in the mid-Atlantic region of the U.S. Window Nation has about 16 years of experience in the window replacement industry. Many positive reviews from customers online back the provider's reputation.

Window Nation may be the company for you if you're looking for one that gives customers the opportunity to view products and to speak to a representative in person in its showrooms.

Energy Efficiency of Window Nation Windows

Window Nation appeals to eco-conscious consumers by providing energy-efficient window offerings. Each product has windowpanes coated with a Low-E (low emissivity) glaze that prevents damaging UV rays from heating your home. Plus, the spaces between double- and triple-pane windows are filled with argon gas that’s been proven to improve home insulation.

How much does Window Nation cost in University Heights?

While pricing information is not available on Window Nation’s website, based on customer feedback, you can expect to pay between $300 and $525 per window installed, making it a more affordable option compared to competitors. The best way to know for sure is to get a free quote from the company.

We try to remain unbiased and transparent by listing pros and cons for every company we review. Additionally, our rankings are not influenced by any partnerships.

More Window Companies in University Heights

Renewal by Andersen of Cleveland

Middleburg Heights, OH
4.4
★★★★★
  • Pros icon Free assessment
  • Pros icon Good Customer Service
  • Pros icon Price Transparency
  • Pros icon Educational Website

Services Offered

  • Service icon Window Replacement
  • Service icon Glass Showers
  • Service icon Stained Glass
  • Service icon Commercial Windows
  • Service icon Sliding Glass
  • Service icon Residential Windows
  • Service icon Full-Service Installations
  • Service icon Double-Hung
  • Service icon Custom Window Designs

Website: https://www.renewalbyandersen.com/window-company/093-cleveland-oh/about-us
Address: 17450 Engle Lake Dr #108, Middleburg Heights, OH 44130
Phone: (216) 573-0949

Window World of Cleveland

Garfield Heights, OH
4.3
★★★★★
  • Pros icon Educational Website
  • Pros icon Good Customer Service
  • Pros icon Price Transparency
  • Pros icon Free assessment
  • Pros icon Timely Service

Services Offered

  • Service icon Custom Window Designs
  • Service icon Bay Windows
  • Service icon Energy-Efficient Options
  • Service icon Residential Windows
  • Service icon Sliding Glass
  • Service icon Commercial Windows
  • Service icon Double-Hung
  • Service icon Window Replacement
  • Service icon Tempered Glass

Website: https://www.windowworldcleveland.com/
Address: 5350 Transportation Blvd Suite 7, Garfield Heights, OH 44125
Phone: (888) 686-4046

Champion Replacement Windows of Cleveland

Warrensville Heights, OH
4.2
★★★★★
  • Pros icon Free assessment
  • Pros icon Good Customer Service
  • Pros icon Price Transparency

Services Offered

  • Service icon Window Replacement
  • Service icon Custom Window Designs
  • Service icon Double-Hung
  • Service icon Sliding Glass
  • Service icon Residential Windows
  • Service icon Bay Windows

Website: https://www.championwindow.com/Cleveland/
Address: 4829 Galaxy Pkwy Suite E, Warrensville Heights, OH 44128
Phone: (440) 249-6768

Window Nation

Warrensville Heights, OH
4.4
★★★★★
  • Pros icon Educational Website
  • Pros icon Price Transparency
  • Pros icon Free assessment
  • Pros icon Good Customer Service

Services Offered

  • Service icon Window Replacement
  • Service icon Custom Window Designs
  • Service icon Energy-Efficient Options
  • Service icon Bay Windows
  • Service icon Sliding Glass
  • Service icon Stained Glass
  • Service icon Residential Windows
  • Service icon Double-Hung

Website: https://www.windownation.com/cleveland-showroom/
Address: 4350 Renaissance Pkwy, Warrensville Heights, OH 44128
Phone: (216) 464-4141

The Captain

Solon, OH
4.3
★★★★★
  • Pros icon Educational Website
  • Pros icon Free assessment
  • Pros icon Timely Service
  • Pros icon Price Transparency
  • Pros icon Good Customer Service

Services Offered

  • Service icon Window Repair
  • Service icon Residential Windows
  • Service icon Window Replacement
  • Service icon Fast Delivery
  • Service icon Custom Window Designs
  • Service icon Commercial Windows
  • Service icon Aluminum Window Frames

Website: http://www.callthecaptain.com/
Address: 34194 Aurora Rd Ste 129, Solon, OH 44139
Phone: (216) 816-2000

Pella Windows & Doors of Bedford Heights

Bedford Heights, OH
4.3
★★★★★
  • Pros icon Good Customer Service
  • Pros icon Educational Website
  • Pros icon Free assessment
  • Pros icon Price Transparency

Services Offered

  • Service icon Double-Hung
  • Service icon Residential Windows
  • Service icon Bay Windows
  • Service icon Commercial Windows
  • Service icon Sliding Glass
  • Service icon Custom Window Designs
  • Service icon Window Replacement

Website: https://www.pellabranch.com/cleveland/showrooms/pella-window-and-door-showroom-of-bedford-heights/
Address: 26150 Richmond Rd, Bedford Heights, OH 44146
Phone: (216) 292-2577

Apex Window Werks

Oakwood, OH
4.2
★★★★★
  • Pros icon Good Customer Service
  • Pros icon Price Transparency

Services Offered

  • Service icon Stained Glass
  • Service icon Residential Windows
  • Service icon Window Repair
  • Service icon Tempered Glass
  • Service icon Window Replacement
  • Service icon Commercial Windows
  • Service icon Double-Hung
  • Service icon Custom Window Designs

Website: https://oh.apexwindowwerks.com/
Address: 7813 1st Pl, Oakwood, OH 44146
Phone: (440) 496-7415

Middlefield Windows and Doors

Valley View, OH
4.2
★★★★★
  • Pros icon Price Transparency
  • Pros icon Educational Website
  • Pros icon Good Customer Service
  • Pros icon Free assessment
  • Pros icon Timely Service

Services Offered

  • Service icon Double-Hung
  • Service icon Glass Showers
  • Service icon Window Replacement
  • Service icon Fast Delivery
  • Service icon Residential Windows
  • Service icon Custom Window Designs

Website: http://www.middlefieldwindowsanddoors.com/
Address: 8001 Sweet Valley Dr #9, Valley View, OH 44125
Phone: (216) 264-8315

Cleveland Glass Block

Cleveland, OH
4.2
★★★★★
  • Pros icon Educational Website
  • Pros icon Free assessment
  • Pros icon Price Transparency
  • Pros icon Good Customer Service

Services Offered

  • Service icon Window Replacement
  • Service icon Bay Windows
  • Service icon Double-Hung
  • Service icon Sliding Glass
  • Service icon Glass Showers
  • Service icon Residential Windows
  • Service icon Energy-Efficient Options
  • Service icon Commercial Windows
  • Service icon Custom Window Designs

Website: http://innovatebuildingsolutions.com/about-us/our-companies/cleveland-glass-block
Address: 4566 E 71st St, Cleveland, OH 44125
Phone: (216) 531-6363

Innovate Building Solutions

Cleveland, OH
4.2
★★★★★
  • Pros icon Educational Website
  • Pros icon Free assessment
  • Pros icon Good Customer Service
  • Pros icon Price Transparency
  • Pros icon Timely Service

Services Offered

  • Service icon Commercial Windows
  • Service icon Custom Window Designs
  • Service icon Double-Hung
  • Service icon Glass Showers
  • Service icon Window Replacement
  • Service icon Bay Windows
  • Service icon Residential Windows
  • Service icon Sliding Glass

Website: https://innovatebuildingsolutions.com/service/cleveland-bathroom-remodeling-contractor/
Address: 4566 E 71st St, Cleveland, OH 44105
Phone: (216) 531-6085

Supreme Window & Glass

South Euclid, OH
4.2
★★★★★
  • Pros icon Good Customer Service
  • Pros icon Price Transparency

Services Offered

  • Service icon Window Replacement
  • Service icon Custom Window Designs
  • Service icon Double-Hung
  • Service icon Window Repair
  • Service icon Residential Windows
  • Service icon Bay Windows

Website: http://supremewindow.net/
Address: 4298 Mayfield Rd, South Euclid, OH 44121
Phone: (216) 371-3337

Glass Doctor of Cleveland

Cleveland, OH
4.2
★★★★★
  • Pros icon Price Transparency
  • Pros icon Good Customer Service
  • Pros icon Educational Website

Services Offered

  • Service icon Residential Windows
  • Service icon Glass Showers
  • Service icon Window Repair
  • Service icon Double-Hung
  • Service icon Window Replacement
  • Service icon Custom Window Designs
  • Service icon Commercial Windows

Website: https://glassdoctor.com/cleveland-oh/
Address: 7120 Carnegie Ave, Cleveland, OH 44103
Phone: (216) 391-7035

Garfield 1-2323

23215 Commerce Park Rd, OH
4.1
★★★★★
  • Pros icon Free assessment
  • Pros icon Good Customer Service
  • Pros icon Educational Website
  • Pros icon Price Transparency

Services Offered

  • Service icon Energy-Efficient Options
  • Service icon Residential Windows
  • Service icon Window Replacement
  • Service icon Custom Window Designs

Website: https://www.garfield12323.com/
Address: Dr. #115, 23215 Commerce Park Rd, Beachwood, OH 44122
Phone: (216) 421-2323

Empire Window Company

Solon, OH
4.1
★★★★★
  • Pros icon Good Customer Service
  • Pros icon Free assessment
  • Pros icon Educational Website
  • Pros icon Price Transparency

Services Offered

  • Service icon Custom Window Designs
  • Service icon Sliding Glass
  • Service icon Double-Hung
  • Service icon Energy-Efficient Options
  • Service icon Residential Windows
  • Service icon Window Replacement
  • Service icon Bay Windows

Website: https://www.empirewindowcompany.com/
Address: 5351 Naiman Pkwy D, Solon, OH 44139
Phone: (440) 232-1550

Universal Windows Direct

Bedford Heights, OH
4.1
★★★★★
  • Pros icon Price Transparency
  • Pros icon Free assessment
  • Pros icon Educational Website
  • Pros icon Good Customer Service

Services Offered

  • Service icon Window Replacement
  • Service icon Energy-Efficient Options
  • Service icon Commercial Windows
  • Service icon Sliding Glass
  • Service icon Glass Showers
  • Service icon Stained Glass
  • Service icon Residential Windows
  • Service icon Custom Window Designs

Website: https://www.universalwindowsdirect.com/cleveland/
Address: 24801 Rockside Rd, Bedford Heights, OH 44146
Phone: (440) 786-1400

Home Services at The Home Depot

Cleveland, OH
4.1
★★★★★
  • Pros icon Good Customer Service
  • Pros icon Free assessment
  • Pros icon Price Transparency
  • Pros icon Educational Website

Services Offered

  • Service icon Window Replacement
  • Service icon Fast Delivery
  • Service icon Custom Window Designs
  • Service icon Stained Glass
  • Service icon Residential Windows
  • Service icon Commercial Windows
  • Service icon Double-Hung
  • Service icon Aluminum Window Frames
  • Service icon Glass Showers

Website: https://www.homedepot.com/l/Steelyard/OH/Cleveland/44109/6857/services
Address: 3355 Steelyard Dr, Cleveland, OH 44109
Phone: (216) 302-1791

The Mintz Company

Chagrin Falls, OH
3.9
★★★★★
  • Pros icon Price Transparency
  • Pros icon Free assessment
  • Pros icon Good Customer Service
  • Pros icon Educational Website

Services Offered

  • Service icon Residential Windows
  • Service icon Window Replacement
  • Service icon Custom Window Designs

Website: http://www.mintzwindows.com/
Address: 23 N Franklin St #6, Chagrin Falls, OH 44022
Phone: (440) 836-2211

Deyan's Glass: Window & Door Repair

Eastlake, OH
4.1
★★★★★
  • Pros icon Price Transparency
  • Pros icon Timely Service
  • Pros icon Free assessment
  • Pros icon Good Customer Service

Services Offered

  • Service icon Residential Windows
  • Service icon Custom Window Designs
  • Service icon Commercial Windows
  • Service icon Tempered Glass
  • Service icon Aluminum Window Frames
  • Service icon Window Replacement

Website: https://deyansglassanddoors.com/
Address: 1090 Erie Rd Unit L, Eastlake, OH 44095
Phone: (216) 409-9576

Glass Block Headquarters

Cleveland, OH
4.3
★★★★★
  • Pros icon Timely Service
  • Pros icon Educational Website
  • Pros icon Free assessment
  • Pros icon Good Customer Service
  • Pros icon Price Transparency

Services Offered

  • Service icon Residential Windows
  • Service icon Glass Showers
  • Service icon Fast Delivery
  • Service icon Double-Hung
  • Service icon Custom Window Designs
  • Service icon Commercial Windows
  • Service icon Window Replacement

Website: http://www.glassblockhq.com/
Address: 3535 W 140th St Suite B, Cleveland, OH 44111
Phone: (216) 941-5470

Stanek Windows

Twinsburg, OH
4.2
★★★★★
  • Pros icon Free assessment
  • Pros icon Good Customer Service
  • Pros icon Price Transparency
  • Pros icon Educational Website

Services Offered

  • Service icon Energy-Efficient Options
  • Service icon Commercial Windows
  • Service icon Custom Window Designs
  • Service icon Window Replacement
  • Service icon Residential Windows
  • Service icon Bay Windows
  • Service icon Sliding Glass
  • Service icon Double-Hung

Website: https://www.stanekwindows.com/
Address: 1943 Midway Dr, Twinsburg, OH 44087
Phone: (440) 262-5752
University Heights Window Cost Calculator

Calculate how much you can expect to pay for window installation and replacement in University Heights, OH using our customized window cost calculator.

Estimated Window Cost:
161 homeowners have requested a free estimate in the last 3 days.

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 University Heights Saves You Money

By switching to energy-efficient windows, you and your family can take advantage of several benefits, such as:

  • Save money on electricity bills: Since energy-efficient windows reduce the amount of energy used to heat or cool your home, the switch can help you save around $276 annually on your energy bills in University Heights.
  • Protect your investment: Keeping your windows up to date is an important part of maintaining your property and its value, especially if you have an older home.
  • Better temperature control in your home: When you live in a place like University Heights where the winters can get very cold, you usually need to rely on your heater to keep your house warm. Energy-efficient windows can reduce how hard your heater needs to work to heat your home.
  • Protect your valuables: The low-emissivity coatings on many Energy Star certified windows help prevent the fading of your floors, carpets and furniture by filtering out UV rays.

Estimated Cost of Window Replacement in University Heights

Windows come in varying styles, shapes and purposes, so costs and services will vary tremendously depending on your project. Below, we describe the average cost and services that you'll find from window installers.

How Much Do New Windows Cost?

Typically, University Heights homeowners can anticipate their window replacements to range from $250 to $1,200. The most common installations sit at around $600. But prices differ considerably based on the size of your home, complexity of the installation, your location and the quality of the company you choose. Many window companies also offer door replacements, which will make your project cost more.

It's also worth bearing in mind that energy-efficient windows will cost more upfront, but Energy Star predicts that switching out the windows on your University Heights home can mean 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.

Costs will also vary based on the material you pick for your window frames. Aluminum frames are the least expensive. They're sturdy, light and maintenance-free, but provide poor insulation. Vinyl frames are a bit more expensive and provide good insulation. Composite frames made using wood fibers encased in plastic also provide good insulation and are moderately expensive. Wood frames are the most expensive and are the most in-demand. They're also aesthetically pleasing and provide decent insulation for your home.

What Services do Window Installers Offer?

In general, there are two types of window replacement services you can get: full-frame and pocket installations.

Full-frame installations are necessary when you want a new style or your window has significant rot. With this service, your professionals will replace the complete window, including the trim, sill and frame. A pocket installation means replacing a window without taking out the whole frame, which is usually less expensive than a full-frame installation.

If you're hiring a reputable window installation company, your company can recommend the best type for your project. In University Heights, the choice will mostly be influenced by the efficiency of your home and the condition of your existing frames.

Best Availability

Renewal by Andersen

★★★★★
4.5

  • Great industry reputation
  • Member of US Green Building Council
  • Manufactures products in-house

Best Energy-Efficient Features

Champion

★★★★★
4.5

  • Many years of experience
  • Low prices relative to competitors
  • Limetime warranty

Window Veteran

Window World

★★★★★
4.5

  • EnergyStar Partner
  • Wide variety of products and services
  • Lifetime Warranty

How We Choose the Best Window Installers in University Heights

EcoWatch reviews differ from other reviews since we assess these companies through a sustainability lens. We have reviewed the best window installers in University Heights primarily based on their energy efficient offerings, as it's what's best for the environment and for you as a homeowner. Energy Star certified windows can reduce your power bills by hundreds of dollars. Along with energy efficiency, our rating methodology takes the following factors into consideration:

Service Area

This one is pretty self-explanatory, but we've chosen to highlight window installation companies that serve University Heights so you can find a quality window installation company near you.

Work Quality

We're certain that you're not looking for a company to do a shoddy job installing windows. We've vetted each company included in our guide to make sure its contractors are well-qualified and that the company has received lots of positive customer feedback to vouch for its service.

Customer Reviews

We analyzed trends in recent customer feedback to determine the companies with the most customer satisfaction. Customer satisfaction may be the factor we place the most value on, as it indicates the quality of services across nearly every category, including quality of parts, cost, quality of installation, professionalism, warranty and more.

Cost

Cheaper windows don't necessarily 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 gave higher points to companies with reasonable prices and accessible financing rather than "cheaper" services.

Warranty

As discussed previously, windows are a sizable investment, so you'll want to be certain that investment is well protected. Window installation companies that provide lengthy warranties for products, parts and labor rank higher with EcoWatch.

Years of Experience

Last but not least, we like to see companies that have a good track record in the industry. Window installers that have more experience will earn higher rankings by our standards. We like to see at least ten years of experience.

University Heights, OH Window Replacement FAQs

What is the typical cost to install new windows in a home?

The typical cost of replacing one window can range from $450 to $650. There are many factors that affect the cost, including local labor costs, the materials used in designing the windows, your property's location, how energy-efficient the windows are, the number of windows and styles and sizes of windows.

Which kind of window is the best?

Generally, double-pane windows will be more efficient than single-pane windows and windows that do not open will be more efficient than windows that do. If you want to be sure you'll have the most energy-efficient windows, look for models with the blue Energy Star certification attached to them — this means they're certified energy-efficient by the U.S. Department of Energy.

What do window installation companies do?

Window installation professionals travel to your home to remove your old windows and replace them with new ones. Some companies install products manufactured by other companies, whereas others are both manufacturers and installation companies combined. The installer will also clean up after the installation is complete.

Should I replace all my windows at once?

If you're upgrading your windows to save on your energy bills, replacing all of your windows together is the only way to gain that benefit. However, if you have only one or two windows that are broken or leaky, you can replace just those.

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