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10 Best Window Replacement Companies in Gaithersburg, MD

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Written By David Cusick

Last Updated February 2024

Whether you want to improve your home's value, energy efficiency, or both, replacing your windows is a great idea. In Gaithersburg, you could save almost $294 a year on your energy bills by replacing your windows. Potential leaks or drafts can decrease your home’s energy efficiency by up to 30%, according to the Department of Energy. Our guide to the top window installers in Gaithersburg will help you select the best installer for you.

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Top 10 Best Window Replacement Companies in Gaithersburg

Renewal by Andersen of the Capital Region

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5081 Nicholson Ln, North Bethesda, MD 20852 (301) 816-3221 renewalbyandersen.com

Educational website

Price transparency

Good customer service

Free assessment

Services Offered

Double-hung
Glass doors
Bay windows
Window replacement/installation
Skylights

Champion Replacement Windows of Baltimore

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23 Fontana Ln, Rosedale, MD 21237 (410) 202-8636 championwindow.com

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Free assessment

Good customer service

Services Offered

Glass doors
Window replacement/installation
Bay windows
Double-hung

Window World of Washington DC

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4116 Walney Rd Suite J, Chantilly, VA 20151 (703) 378-7999 windowworlddc.com

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Price transparency

Educational website

Timely service

Good customer service

Services Offered

Window replacement/installation
Glass doors
Bay windows
Double-hung
Vinyl frames

Safety Window Glass Repair LLC

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7529 Spring Lake Dr Unit C1, Bethesda, MD 20817 (202) 460-8860 safetywindowglassrepair.com

Good customer service

Price transparency

Free assessment

Educational website

Services Offered

Glass showers
Glass doors
Tempered glass
Window replacement/installation
Window repair
Glass repair
Custom glass
Triple pane glass
Mirrors
Skylights
Energy-efficient options
Double-hung
Bay windows

Gaithersburg Glass Company

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19200 Chennault Way, Gaithersburg, MD 20879 (301) 948-2623 gburgglass.com

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Good customer service

Price transparency

Educational website

Services Offered

Glass doors
Custom glass
Storm/impact windows
Glass showers
Window replacement/installation
Mirrors
Energy-efficient options
Custom window designs

Pella Windows & Doors of Gaithersburg

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202 Perry Pkwy Suite 6, Gaithersburg, MD 20877 (202) 810-6722 pellabranch.com

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Educational website

Price transparency

Good customer service

Services Offered

Double-hung
Window replacement/installation
Wood frames
Glass doors

Window Expert

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19420 Ridgecrest Dr, Germantown, MD 20874 (240) 774-2060 germantownwindowreplacement.com

Educational website

Timely service

Price transparency

Free assessment

Good customer service

Services Offered

Energy-efficient options
Window replacement/installation
Bay windows
Window repair
Double-hung
Glass doors
Custom window designs

Home Services at The Home Depot

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14000 Georgia Ave, Aspen Hill, MD 20906 (301) 304-6179 homedepot.com

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Price transparency

Good customer service

Educational website

Services Offered

Storm/impact windows
Glass doors
Vinyl frames
Custom window designs
Screen repair
Energy-efficient options
Window replacement/installation
Glass showers

Artisan Windows

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15416 Tierra Dr, Silver Spring, MD 20906 (301) 476-1735 artisanwindows.net

Price transparency

Educational website

Timely service

Free assessment

Good customer service

Services Offered

Window replacement/installation
Glass doors
Energy-efficient options

MDVA Windows

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12828 Clarksburg Square Rd UNIT 304, Clarksburg, MD 20871 (240) 887-2908 mdvawindows.com

Educational website

Free assessment

Good customer service

Price transparency

Services Offered

Window repair
Window replacement/installation
Glass doors
Today's Homeowner Ranking Methodology

Today's Homeowner looks at dozens of datapoints on window replacement companies to come up with our data-driven rankings. It's not possible for a company to pay for preferential treatment in our rankings. We look at the following key factors in determining who should top our list:

  • Company Experience
  • Real User Reviews
  • Company Reputation
  • Accreditations and Licenses
  • Service Area
  • Customer Service
Have questions about our methodology or company ratings? Reach out to FindAPro@TodaysHomeowner.com.

How Much Does Window Installation Cost In Gaithersburg?

The cost of window installation or replacement will be influenced by several factors, including the materials you choose, the number and size of the windows, and how difficult your windows are to access or install. On average, Gaithersburg homeowners should expect to spend roughly $280 per window*. Below are additional cost breakdowns. *Cost data based on sample pricing for window installation from multiple retailers and adjusted for local cost of living.

When To Replace Windows

New, energy-efficient windows can greatly boost your home's value, insulation, noise reduction, appearance, and comfort. Clear indicators that it's time for window replacement include the following:

  • Drafts and cold air leaking in through old, loose-fitting windows.
  • Fogging between window panes, condensation issues, or rotting window frames that let in moisture.
  • Inefficient and outdated window styles that detract from your house's curb appeal.
  • Windows that are difficult to close, open, or lock properly due to wear and age.
  • High energy bills and a chilly house due to poor window insulation.

How To Choose a Window Company

Finding a truly qualified windows installation contractor is critical to a successful project. Below, you'll learn the most important considerations when it comes to deciding which company to hire.

Experience

Find an established local window company with a proven track record of success installing all window types. Experienced providers are more likely to have an in-depth knowledge of Gaithersburg's climate and local homeowner requirements. To confirm a company deliver quality work, request references from recent customers.

Certifications

Choose companies that have certifications from leading window brands, and that have Fenestration and Glazing Industry Alliance (formerly AAMA) certification. Certification means they've gotten suitable training in installation best practices. Make sure installers are staff rather than subcontractors, and confirm that any technicians working on your home are certified.

Reputation

Spend time reviewing online feedback, checking the Better Business Bureau, and requesting local references. Review customer feedback to verify that a company delivers consistent quality workmanship and great service. Avoid companies with complaints of shoddy or unfinished work.

Process

A reputable window installer will be able to provide a detailed project plan, reasonable timelines, clear expectations, and an overview of all material and installation options. Avoid companies that provide ambiguous quotes or schedules. Insist on consistent contact throughout to avoid surprises once installation is underway.

Warranties

Look into window installers that offer guarantees on labor and materials. This demonstrates confidence in their work. Seek out companies that offer unlimited lifetime warranties that can transfer to new homeowners.

Materials

Make sure the window company offers durable, long-lasting window options and top energy-saving window brands within your budget. Look for enhanced UV protection, design flexibility, and good energy ratings. Check that the window materials also include manufacturer warranties.

Frequently Asked Questions About Window in Gaithersburg, MD

In Gaithersburg, the ideal time to install windows is during the late fall when the temperatures are milder, so the windows can fit and adjust properly. A good local window installer in Gaithersburg will be able to tell you when the best time is to install windows on your house.

The right type of replacement windows for your Gaithersburg home depends on when your home was built –the average house in Gaithersburg was built around 1984. For older homes, you may want to consider efficient windows such as double-glazed windows, which are designed to keep your home cool in the summer and warm in the winter. Wood frames also have a classic look that's great for older homes. For more modern homes, you may want to consider vinyl windows, which are durable, affordable and have a modern look.

You can save money on window installation by going with a less expensive option like single-hung vinyl windows. These come at a lower cost compared to more expensive windows like fiberglass, double-hung, or wood windows.

It depends on your specific needs and budget, but generally it's recommended to replace all your windows at once if they're not energy efficient. Replacing all your windows at once guarantees that you'll get the most out of your energy savings and can potentially save you money in the long run. This is important in Gaithersburg, where the average energy bills are roughly $1,670 a year.

You should wipe away any debris or dirt buildup from the windows when they get dirty. Additionally, you need to check your windows monthly to make sure they're still functioning properly. It's also a good idea to have a professional inspect your windows once a year for any hidden damages or issues.

Getting windows installed by a professional can provide a number of benefits. Professional installers can ensure that your windows are properly fitted, sealed, and insulated, preventing air leakage and maximizing energy efficiency. Professional installers are also well-equipped with the necessary tools and techniques to get the job done, which can save you time and money.

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