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10 Best Window Replacement Companies in Denville, NJ

More than 380 people have received a free quote in the last 60 days.

Last Updated: February 25, 2025

Windows play an important role in the appearance of your house, as well as its energy efficiency. Upgrading your windows is a great way to increase the value of your home. If your windows are drafty or damaged, 25–30% of your home’s heat or cool air could be leaking out, according to the Department of Energy. In Denville, this can equal an extra $318 a year on your energy bills. Our list of the top window installation companies in Denville will help you select the best installer for you.

Advertisement This site receives compensation from some of the companies featured in this listing, which may impact where and how products appear. When you click "Get Quote," you will be connected with partners who may contact you with information related to your inquiry. This listing doesn't feature all companies, products, or offers that may be available.
Top Pick
4.1/5
  • Great quality
  • Free assesment
  • Timely Service
Most Customizable
4.0/5
  • Holds high customer ratings
  • Offers energy-efficient products
  • Provides a lifetime labor warranty
Best Customer Service
4.0/5
  • Award winning company
  • Products made in the US
  • Knowledgeable sales representatives

Top 10 Best Window Replacement Companies in Denville

Advertisement This site receives compensation from some of the companies featured in this listing, which may impact where and how products appear. When you click "Get Quote," you will be connected with partners who may contact you with information related to your inquiry. This listing doesn't feature all companies, products, or offers that may be available.

Renewal by Andersen of NJ/NY Metro

Renewal by Andersen of NJ/NY Metro Logo

Our Rating

User Rating

70 Jackson Dr Suite A, Cranford, NJ 07016 (908) 497-1020 renewalbyandersen.com

Price transparency

Good customer service

Free assessment

Educational website

Services Offered

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

The Glass Guru

The Glass Guru Logo

Our Rating

User Rating

130 Hackensack St, East Rutherford, NJ 07073 (201) 366-3699 theglassguru.com

Educational website

Free assessment

Good customer service

Services Offered

Glass repair
Skylights
Metal frames
Tempered glass
Glass doors
Triple pane glass
Mirrors
Window replacement/installation
Custom glass
Wood frames
Fiberglass frames
Storm/impact windows
Screen repair
Window repair
Glass showers
Vinyl frames
Energy-efficient options

PJ Fitzpatrick

PJ Fitzpatrick Logo

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User Rating

323 Passaic Ave, Fairfield, NJ 07004 (866) 868-3501 pjfitz.com

Price transparency

Good customer service

Timely service

Educational website

Free assessment

Services Offered

Energy-efficient options
Glass showers
Skylights
Window replacement/installation
Bay windows
Window repair
Vinyl frames
Glass doors
Double-hung

Lifetime Aluminum

Lifetime Aluminum Logo

Our Rating

User Rating

162 Mt Pleasant Ave, East Hanover, NJ 07936 (973) 887-1900 lifetimealuminum.com

Free assessment

Educational website

Good customer service

Timely service

Price transparency

Services Offered

Glass doors
Storm/impact windows
Glass showers
Double-hung
Wood frames
Window replacement/installation
Energy-efficient options
Vinyl frames
Glass repair
Bay windows

Window King LLC

Window King LLC Logo

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User Rating

1075 Morris Park Ave, Bronx, NY 10461 (718) 792-5989 windowking.biz

Educational website

Free in-home consultation

Estimate price matching

Free assessment

No-interest financing

Price transparency

Timely service

Good customer service

Services Offered

Double-hung
Window replacement/installation
Vinyl frames
Energy-efficient options
Glass doors

Bernie's Glass & Mirror

Bernie's Glass & Mirror Logo

Our Rating

User Rating

1554 Fulton St, Brooklyn, NY 11216 (917) 749-4858 berniesglass.com

Good customer service

Educational website

Free assessment

Price transparency

Timely service

Services Offered

Skylights
Energy-efficient options
Double-hung
Window replacement/installation
Glass showers
Window repair
Mirrors
Glass repair
Glass doors

Sky Windows and Doors

Sky Windows and Doors Logo

Our Rating

User Rating

2545 Stillwell Ave, Brooklyn, NY 11223 (718) 517-9178 skywindowsnj.com

Timely service

Good customer service

Free assessment

Educational website

Price transparency

Services Offered

Metal frames
Storm/impact windows
Glass showers
Vinyl frames
Glass doors
Energy-efficient options
Window replacement/installation
Mirrors
Custom glass
Wood frames

Windows & Doors By The Men With Tools

Windows & Doors By The Men With Tools Logo

Our Rating

User Rating

444 Springfield Ave, Summit, NJ 07901 (908) 224-7997 themenwithtools.com

Good customer service

Timely service

Educational website

Price transparency

Free assessment

Services Offered

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

ARDMOR Windows & Doors

ARDMOR Windows & Doors Logo

Our Rating

User Rating

22 Meridian Rd UNIT 18, Edison, NJ 08820 (973) 447-1174 ardmor.com

Timely service

Good customer service

Price transparency

Free assessment

Educational website

Services Offered

Metal frames
Storm/impact windows
Window replacement/installation
Wood frames
Custom window designs
Glass doors
Window repair
Vinyl frames

Window Repair US Inc

Window Repair US Inc Logo

Our Rating

User Rating

101 6th Ave 8th Floor Suite #807, New York, NY 10013 (929) 209-4937 glassesandwindows.com

Online appointment scheduling

Educational website

Price transparency

Timely service

24/7 emergency service

Good customer service

Free assessment

Free in-home estimate

Services Offered

Window repair
Window replacement/installation
Glass repair
Storm/impact windows
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 Denville?

The price of window installation or replacement varies based on a number of factors, including the number and size of the windows, the materials you choose, and how difficult your windows are to access or install. On average, homeowners in Denville spend around $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

Adding new energy-efficient windows can significantly improve your home's appearance, insulation, noise reduction, comfort, and value. Clear indicators that it's time to invest in new windows include the following:

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

How To Choose a Window Company

Choosing a window installer with appropriate qualifications helps ensure a smooth installation. We explain the most important qualities to consider when selecting a qualified company below.

Experience

Make sure you select an experienced local installer with a long record of successfully installing and replacing windows. Companies that have been operating locally for many years are more likely to understand the local climate and local homeowners' needs. Get references from recent clients to confirm a company provides quality installations.

Certifications

Select an installer that is certified by major window brands and groups like the Fenestration and Glazing Industry Alliance, formerly known as the AMMA. Suitable credentials show that a contractor is trained in window installation best practices. Confirm that installers are staff, not subcontracted workers, and verify that any technicians working on your home are certified.

Reputation

Take time to read online reviews, check the Better Business Bureau (BBB), and request local references. Review customer feedback to make sure that the company consistently delivers good workmanship and service. Steer clear of companies with complaints of shoddy work.

Process

The highest-quality window installers will supply a detailed project plan and schedule, clear expectations, and an overview of material and installation options. Avoid companies that offer vague quotes or timelines that don't provide specifics upfront. Look for continual contact throughout to avoid surprises later on.

Warranties

Research window companies that back their installations with guarantees, and that offer warranties on products and labor. This shows confidence in their work. Also seek out unlimited lifetime warranties that can transfer to new homeowners.

Materials

Confirm that your window provider offers durable, long-lasting windows and leading energy-efficient window bands that match your budget. Research choices with design flexibility, enhanced UV protection, and good energy ratings. Verify that the materials come with their own manufacturer warranties.

Frequently Asked Questions About Window in Denville, NJ

In Denville, the best time to install windows is when temperatures are mild, generally in the spring or fall. This enables professionals to do their work with less worry about extreme temperatures.

The ideal type of replacement windows for your Denville home depends on the year your home was built –the average house in Denville was built around 1964. For older homes, you might want to consider efficient windows such as double-pane windows, which are designed to keep your home cool in the summer and warm in the winter. Wood frames also have a timeless look that's perfect for older homes. For more modern homes, you might want to think about vinyl windows, which are affordable, durable and have a modern look.

The types of window that typically last longest are ones made of vinyl or wood, with triple glaze for extra insulation. Vinyl windows are known for their long-lasting nature and require minimal maintenance, and wood windows offer a more classic look. Tripling up on the glazing will help reduce energy costs in the long run.

The installation process for windows typically takes a day or two depending on the size of windows to be installed. Professional window installers will be able to provide an estimate on the time it will take to complete the installation process, but you can expect it to take around 30 minutes per window.

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 clean the windows at least once a year to prevent debris from building up and causing damage. Additionally, if you live in an area with abundant rainfall, you should inspect the window sills and frames once a year to ensure that the seals are not deteriorating or breaking.

Yes, many window companies offer payment plans for their services. Different companies have their own financing options, so you should shop around to find the best option for you. Depending on your income level, which is a median of $116,078 a year in Denville, you may be able to qualify for special payment plans.

Window replacement companies in Denville typically offer a variety of services, including replacing windows, fixing windows, window maintenance, cleaning, window tinting, and weatherproofing.

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