Door Replacement

Complete door replacement services with a wide selection of styles including entry doors, patio doors, and specialty doors.

Door Replacement

Quality door replacement to upgrade your home’s security and look

When your old doors are warped, drafty, or just plain outdated, a full replacement is the most effective way to improve your home. At WindowServ, we provide expert door installation across New Jersey, helping homeowners trade in frustrated tugging and high energy bills for smooth-operating, high-security entryways. A new door isn’t just a slab of wood or metal—it’s your home’s first impression and its main line of defense.

Choosing the right door for your lifestyle

We work with a variety of materials designed to stand up to the local weather while boosting your property value:

  • Fiberglass and steel entry systems. These are the workhorses of the New Jersey climate. They won’t rot, warp, or crack, and they offer incredible insulation. You get the beautiful look of a wood grain finish with the strength and durability of modern engineering.
  • Sliding and French patio doors. Open up your living space and let in more light. Our modern patio doors feature high-efficiency glass and multi-point locking systems, giving you a great view without sacrificing safety or thermal performance.
  • Custom wood doors. For a classic, high-end look, nothing beats real wood. We install premium wood doors that are properly sealed and finished to handle the humidity and seasonal shifts of the Northeast.

Why professional installation is the key

Buying an expensive door is only half the battle; how it’s hung makes all the difference. We focus on the technical details that big-box installers often skip:

  • Proper frame and sill alignment. We don’t just “plug” a door into a hole. We ensure the frame is perfectly square and the sill is correctly pitched, so water runs away from your house, not into your subfloor.
  • Advanced weather sealing. We use high-grade insulation and precision weatherstripping to make sure there is zero air infiltration. When your new door from WindowServ is closed, it’s truly closed.
  • Hardware integration. From heavy-duty hinges to smart-lock systems, we make sure every moving part is calibrated for a secure, “vault-like” feel every time you turn the key.

The WindowServ standard of service

Replacing a door shouldn’t be a stressful project. We handle the entire process, from taking exact measurements to disposing of your old door and cleaning up the site. We treat your home with respect and make sure you are 100% satisfied with the fit and finish before we leave. If you’re ready to boost your curb appeal and lower your energy costs, WindowServ is here to get the job done right.

Door Replacement

How We Fix Your Problems

Comprehensive solutions that actually work—no upsells, no surprises.

Professional Assessment

We evaluate your situation honestly and provide clear recommendations.

Professional Assessment

Quality Workmanship

Every job meets our quality standards. We use quality materials and professional techniques.

Quality Workmanship

Energy Efficiency Focus

Our work reduces your energy bills. We measure success by how much money we save you long-term.

Energy Efficiency Focus

Service Options

Choose the service option that best fits your needs

Entry Doors

Beautiful and secure entry doors that enhance your home's curb appeal. Available in various materials, styles, and finishes.

Entry Doors

Patio Doors

Sliding and French patio doors that seamlessly connect indoor and outdoor living spaces. Perfect for decks, patios, and gardens.

Patio Doors

Siding

Professional siding installation and replacement to protect and beautify your home. Various materials and styles available.

Siding

Shutters

Decorative and functional shutters that add character and protection to your windows. Custom sizing and styles available.

Shutters

Garage Doors

Durable and stylish garage doors with modern openers. We offer various styles, materials, and insulation options.

Garage Doors

Storm Doors

Protective storm doors that add an extra layer of weather protection and security. Available in full-view and traditional styles.

Storm Doors

Impact

Impact-resistant doors designed to withstand severe weather conditions. Provide superior protection and peace of mind.

Impact

Ready to Get Started?

Get a free, no-obligation quote. We'll assess your needs and give you honest recommendations—no pressure, just professional advice.

Are These Problems Costing You Money?

If you recognize these issues, you're not alone—and we can help.

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Energy Loss

Your home is losing energy, and your bills are skyrocketing.

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High Energy Bills

Your HVAC system works overtime because things aren't working properly.

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Things Don't Work Right

Every day is a struggle with things that should just work.

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Security Concerns

Your home and family deserve proper protection.

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Comfort Issues

Rooms are too cold in winter, too hot in summer.

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Fear of Being Overcharged

You need someone honest who won't try to sell you what you don't need.

Why Choose WindowServ?

We're not just another contractor. We're your trusted home service partner.

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Transparent Pricing

Clear estimates with no hidden fees.

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Honest Assessment

We tell you what actually needs fixing—not what we can sell you.

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Energy Efficiency Focus

Our work reduces your energy bills.

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One-Stop Service

We handle it all. No need to coordinate multiple contractors.

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Professional Standards

Every job meets our quality standards.

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No Hassle

One call, we handle everything.

How It Works

Simple, straightforward process—no surprises

1

Request Service

Call us or fill out a form. Tell us about your needs.

2

We Assess

Our expert comes to your home, evaluates the situation, and provides a clear estimate.

3

We Fix It

Professional work done to our standards. You approve, we complete.

Our Work

Real projects, real results for homeowners like you

Hundreds of Satisfied Customers

Recent Google reviews from homeowners we serve in New Jersey.

Posted on Google Google
Cari Ollo profile picture
Cari Ollo
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Fast, did a great job! Very happy! Thank you!
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Maria Yiannitsarakos profile picture
Maria Yiannitsarakos
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Excellent service. We had a crack in our Pella window and did not want to replace the whole window. They specialize in Pella Windows. They measured and order the glass pane and within 2 weeks expertly installed it . Also great communication
Posted on Google Google
Yelena N profile picture
Yelena N
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Very happy with the service, helped me to save a lot of money, instead of replacing the whole window they changed the foggi glass and replaced operator for my casment windows, highly recommend! Very professional.
Posted on Google Google
Pushkar Bedekar profile picture
Pushkar Bedekar
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Had an amazing experience with Sergei and the crew. Our Pella window broke and Pella gave us a very expensive quote with 8 week turnaround. Sergei was able to recreate the window in a fraction of the time and cost. Work quality was impeccable and they did the job in record time. Highly recommend for all kinds of door and window related issues.
Posted on Google Google
Purvis profile picture
Purvis
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
I called multiple contractors and companies. Serge provided a quote and confirmed they could repair within a week. They were the only ones who said they could fix my broken Pella casement window from the 1990s! Everyone else including Pella recommended to change the entire three window set. They did a great job in less than half a day! Not the cheapest but I avoided changing 3 windows to fix the one broken sash and glass and didn’t have to wait for 6 weeks! Highly recommend!
Posted on Google Google
caroline boutros profile picture
caroline boutros
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Serg and Sasha at WindowServ were easy to communicate with, prompt and matched the glass window perfectly. They helped to clean up all the shards of glass and made it look like nothing ever happened to my window in the first place! Would definitely recommend for your window needs!
Posted on Google Google
Stephen Lloyd profile picture
Stephen Lloyd
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Did a great job. Quick and easy.
Posted on Google Google
Keith Fitschen profile picture
Keith Fitschen
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Sergey and WindowServ NJ did a great job replacing our patio slider door Glass, as well as the mesh in our Screen slider. He was prompt, professional and very reasonable on pricing. We will likely be using him and his company for a future front door replacement project as well.
Posted on Google Google
Feiruz Gabibov profile picture
Feiruz Gabibov
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Thanks! Great guys they gave me a consultation, and instead of replacing the entire window, I only replaced the glass. Thank you!!!
Posted on Google Google
Sharon Reed profile picture
Sharon Reed
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Have had a great experience with WindowServ! Replaced one broken window and two with broken seals as well as several with broken mechanisms. Very professional, reasonable prices and timely. Serge and Sasha were great to work with. Everything went so smoothly and they are really experts !