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10 Best Window Replacement Companies in Frederick, CO

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Written By David Cusick

Last Updated February 2024

Whether you want to increase your home's value, energy efficiency, or both, upgrading your windows is an excellent idea. According to the Department of Energy, heat gained or lost through drafty windows could account for 25–30% of the heating and cooling costs in your home. By installing energy-efficient windows, you could save an extra $457 on your electric bills annually in Frederick. Selecting the best company for you is a big decision. That's why we've put together this list of the best window installation companies in Frederick.

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Top 10 Best Window Replacement Companies in Frederick

Renewal by Andersen Window Replacement

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14330 Longs Peak Ct, Longmont, CO 80504 (970) 305-5060 fortcollinswindow.com

Good customer service

Free assessment

Price transparency

Services Offered

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

Champion Replacement Windows of Denver

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10035 E 40th Ave Suite 400, Denver, CO 80238 (303) 800-2129 championwindow.com

Price transparency

Free assessment

Good customer service

Services Offered

Window replacement/installation
Glass doors
Double-hung
Bay windows

Champion Replacement Windows of Ft. Collins

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5850 Byrd Dr, Loveland, CO 80538 (970) 744-2604 championwindow.com

Free assessment

Price transparency

Good customer service

Services Offered

Window replacement/installation
Glass doors
Bay windows
Double-hung

Power Home Remodeling

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7304 S Joliet St #100, Centennial, CO 80112 (303) 357-2484 powerhrg.com

Good customer service

Services Offered

Window replacement/installation
Energy-efficient options

Window World of Denver

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480 E 76th Ave Bldg 5E, Denver, CO 80229 (303) 574-9594 windowworldcolorado.com

Educational website

Free assessment

Price transparency

Timely service

Good customer service

Services Offered

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

DaBella

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6600 E Hampden Ave, Denver, CO 80224 (720) 619-8704 dabella.us

Good customer service

Timely service

Services Offered

Double-hung
Vinyl frames
Glass doors
Window replacement/installation

Slade Glass Co.

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504 5th Ave, Longmont, CO 80501 (303) 776-3400 sladeglass.com

Educational website

Free assessment

Good customer service

Price transparency

Services Offered

Glass repair
Window replacement/installation
Glass showers
Mirrors

WestPro | Roofing, Siding, Windows

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1321 Sherman Dr, Longmont, CO 80501 (303) 834-9236 westproroofing.com

Price transparency

Educational website

Good customer service

Free assessment

Services Offered

Window replacement/installation
Skylights
Glass doors
Storm/impact windows

New Windows for America

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33 N Main St, Brighton, CO 80601 (303) 920-0175 windowsam.com

Good customer service

Free assessment

Educational website

Price transparency

Services Offered

Window replacement/installation
Energy-efficient options

On The Spot Window & Door Services

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2967 E 151st Pl, Thornton, CO 80602 (303) 907-2046 onthespotwindows.com

Good customer service

Educational website

Free assessment

Price transparency

Services Offered

Window repair
Window replacement/installation
Glass repair
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 Frederick?

The amount you'll spend on window installation or replacement varies based on several factors, including the materials you choose, how difficult your windows are to access or install, and the number and size of the windows. On average, Frederick homeowners spend around $270 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

Installing new energy-efficient windows can significantly enhance your home's value, insulation, noise reduction, comfort, and appearance. Some clear signs it's time to invest in new windows include the following:

  • Fogging between window panes, condensation issues, or rotting window frames that let in moisture.
  • Windows that are hard to open, close, or lock properly due to wear and age.
  • Drafts and cold air coming in from old, loose-fitting windows.
  • Inefficient and outdated window styles that take away from your home’s curb appeal.
  • Discomfort and high energy bills from poor insulation around windows.

How To Choose a Window Company

Hiring an experienced window installation professional helps ensure a great experience and excellent results. Below, we outline the main factors to consider when choosing a qualified window installer.

Experience

Find well-established local installers with extensive experience. Companies that have served Frederick homeowners for years are more likely to know the local climate and how to best meet your needs. Request references from recent customers to confirm a company’s reputation.

Certifications

Choose an installer that’s accredited like major window manufacturers, and that has Fenestration and Glazing Industry Alliance (formerly AAMA) certification. Appropriate accreditation means they've received proper training in installation best practices. Make sure installers are staff, not subcontracted laborers, and confirm that any technicians working on your home have certification.

Reputation

Spend time going through online reviews, checking the Better Business Bureau, and requesting local references. Review customer feedback to confirm that the company consistently delivers good workmanship and service. Avoid companies with complaints of shoddy or unfinished work.

Process

A good provider will give you a comprehensive project plan, well-outlined timeline, clear expectations, and an overview of all material and installation options. Avoid providers that offer unclear quotes or timelines. Ask for continual contact throughout, so you aren't caught off guard once the work begins.

Warranties

Seek out window companies that offer assurances on their installations, and that provide warranties on materials and labor. This demonstrates confidence in their work. Also seek out unlimited lifetime warranties that can transfer to new homeowners.

Materials

Ensure that a company uses durable, energy-efficient window brands that work with your budget. Look for good energy ratings, design flexibility, and enhanced UV protection. Confirm the window materials have their own manufacturer warranties as well.

Frequently Asked Questions About Window in Frederick, CO

In Frederick, the optimal time to install windows is during the late fall when the temperatures are milder, so the windows can seal and settle properly. A good local window installer in Frederick will be able to tell you when the best time is to install windows on your home.

The best type of replacement window for your Frederick home will depend on the age of your home, as well as your personal style and budget. You'll want to consider the style of your home — such as if it's more modern — so your new windows match. Wooden windows can give a traditional look and feel, while vinyl windows tend to be popular in newer homes. Fiberglass-framed windows are also a popular choice, as they can be energy efficient and long-lasting.

The types of window that usually last longest are ones constructed from vinyl or wood, with double glaze for extra insulation. Vinyl windows are renowned for their long-lasting nature and require little maintenance, and wood windows offer a more classic look. Tripling up on the glazing will reduce energy costs over time.

The length of the window installation process depends on a range of factors, including the amount of windows to be installed, the size and type of windows being put in, and the complexity of the job. On average, window installation can take anywhere from one day up to a couple of days, with each window taking about 30 minutes to install.

In some cases, you can replace your own windows, but it's better to hire a professional. It's important to consider the local climate when replacing windows, as it will affect the process. For example, the temperatures in Frederick can reach an average high of 63, so you should consider energy-efficient windows that can deflect from the heat. It's also important to measure correctly and follow the instructions for installation. Hiring a professional for your window replacement project will guarantee that everything is done correctly.

After window installation, it's important to make sure that the windows are properly sealed and to check for any air leaks. You should also wash the windows regularly to prevent debris from building up and leading to damage. Additionally, you should inspect the window sills and frames regularly to make sure that the seals are not wearing away or breaking.

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