New Windows and Doors Installation

New Windows. Better Comfort. Installed with Care.

Window Replacement & Patio Door Installation in Chicagoland

Ready to replace outdated windows or install a new patio door? Rotten Window Repair helps you choose the right style, material and installation approach for your home — whether you need one replacement window or a larger upgrade.

We install new residential windows, sliding glass doors and French patio doors and with free in-home estimates

4.9

Repair first. Replace when necessary. We’ll explain both options when a repair is still practical.

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10+ Years of Window Service Experience
Clear Scope & Careful Work
Free In-Home Estimates

Window & Patio Door Replacement Services

Replace a single damaged unit, update several rooms or plan a larger window and patio door project. We assess the existing openings and help you decide what needs replacing, what can stay and which products fit the work.

Single Window Replacement

Single Window Replacement

One window can be replaced without changing every window in your home. We check the opening, discuss a suitable replacement and consider how the new unit will look alongside the windows you are keeping.

Multiple Window Replacement

Multiple Window Replacement

Replacing several windows gives you an opportunity to coordinate appearance, operation and glass options. We help you compare choices and plan the installation around the scope of your project.

New Window installation

New Window Installation

Planning a renovation or a different window configuration? We review dimensions, framing, access and finishing requirements before recommending an installation approach. Projects involving new or altered openings are assessed individually.

Patio Door Replacement

Patio Door Replacement

Replace a worn sliding glass door or install French patio doors suited to your space. We consider the opening, threshold, operating clearance and surrounding finishes as part of the project.

How Much Does Window & Patio Door Replacement Cost?

Your installation quote depends on the new unit and the work needed to fit it properly. A standard window in a sound opening has a different scope from a large bay window, a damaged frame or a complete patio door replacement.

We provide free in-home measurements and a project-specific estimate before installation begins.

What Affects Your Installation Price?

A Real Window Replacement Example

$900

In one completed Oswego project, we replaced an old aluminum basement window with a new vinyl unit. The published project cost was $900, and the work took approximately two hours.

This is an example of one completed installation, not a starting price or a standard rate for every window.

Know What Your Quote Includes

Your estimate outlines the selected unit and the agreed installation work. We clarify removal, opening preparation, sealing, trim, finishing and disposal arrangements before you approve the project.

Recent Window & Patio Door Installation Projects

See how we replace existing windows and patio doors in Chicagoland homes. Each project has its own opening conditions, product choices and installation requirements.

Types of Replacement Windows We Install

Choose a window that works for the room as well as the appearance of your home. Opening direction, ventilation, cleaning access and available space all help determine the right style.

Double-Hung Windows

Two vertically sliding sashes provide flexible ventilation in a familiar design. A practical option for many bedrooms, living rooms and traditional homes.

Single-Hung Windows

A fixed upper sash and movable lower sash offer straightforward operation. We help you compare suitable models for your opening and budget.

Casement Windows

Side-hinged windows typically open outward with a crank. They offer convenient ventilation, with outdoor clearance considered during planning.

Awning Windows

Hinged at the top and opening outward from the bottom, awning windows suit smaller openings and combinations with fixed glass.

Sliding Windows

Horizontally moving sashes provide ventilation without an outward swing. They can be useful in wide openings or beside patios and walkways.

Picture Windows

Fixed windows bring in light and provide an open view. They can be installed alone or combined with operating windows for ventilation.

Bay & Bow Windows

Projecting window arrangements create a distinctive feature and wider views. We assess support, weather protection and finishing requirements before installation.

Garden & Specialty Windows

Garden windows, custom shapes and other specialty configurations are reviewed individually for fit, product availability and installation requirements.

Not sure which style fits your home? We can compare suitable options during your free in-home assessment.
WINDOW FRAME MATERIALS

Compare Replacement Window Frame Materials

Frame material influences appearance, maintenance, product choice and cost. We help you compare available systems together with the glass specifications and installation requirements.

Vinyl Replacement Windows

Vinyl Replacement Windows

A popular choice for homeowners who want a low-maintenance frame without regular repainting. Available styles, colors and performance features depend on the product series.

Wood Replacement Windows

Wood Replacement Windows

A natural fit for homes where interior detail and traditional appearance matter. Wood windows offer finishing options, with maintenance needs depending on their construction and exterior protection.

Wood Replacement Windows

Aluminum Window Optioans

Aluminum frames can suit projects that call for slim profiles or a particular architectural appearance. We review thermal performance and suitability for your home before recommending a system.

Fiberglass, Composite & Clad Options

Fiberglass, Composite & Clad Options

Looking for a specific combination of appearance, strength and maintenance requirements? We can discuss fiberglass, composite and clad systems where suitable products are available.

Cladding is an exterior protective layer, rather than a separate material used throughout the entire frame.

OptionWhat to consider
VinylLow maintenance, available colors, frame dimensions and product performance.
WoodInterior character, finish choices and exterior maintenance.
AluminumSlim profiles, thermal design and suitability for the opening.
Fiberglass / CompositeProduct construction, available sizes, finishes and budget.
Clad WoodWood interior with exterior protection; details vary by manufacturer.

Tell us if you already have a preferred material or product. We’ll review the options and explain what works with your existing openings.

Types of Replacement Windows We Install

Have a preferred manufacturer? We help you review replacement options from familiar window and patio door brands, with particular attention to Andersen, Pella, Marvin and JELD-WEN.

The right choice depends on the product series, frame material, dimensions, availability and installation requirements.

Considering Andersen replacement windows or patio doors? We review suitable configurations and how the selected system will fit your home.

We help you assess Pella window and patio door options against your priorities for appearance, operation, maintenance and budget.

For homeowners considering Marvin systems, we review the selected product, opening conditions and installation details before planning the work.

We can discuss JELD-WEN replacement options and check the size, specifications and installation requirements for your project.

Have Semco windows that are no longer worth repairing? We assess the existing units and help you compare suitable replacement systems from available manufacturers.

Other Brands & Window Components

Our broader brand experience includes Kolbe, Lincoln, Weather Shield, Windsor, Gerkin, Paramount, Visions and existing Integrity and Peachtree systems. For replacement projects, we confirm available products and compatibility individually.

We also work with glass and component brands represented on our website, including Guardian Glass, Phifer and Truth Hardware. Glass, screens and hardware are selected according to the window or door system and the agreed scope of work.

Have a window you purchased yourself or a brand that is not listed? Send us the product details. We can review dimensions, condition and installation requirements before confirming whether we can take on the project.

Sliding Glass & French Patio Door Installation

A new patio door should fit the way you use your home. We help you compare sliding and hinged systems, then plan the fitting, threshold, sealing and finishing work around the existing opening.

Sliding Glass Patio Door Replacement

Sliding Glass Patio Door Replacement

Sliding doors provide outdoor access without the clearance needed for a hinged door. We install replacement systems with attention to track alignment, panel movement, locking and perimeter sealing.

French Patio Door Installation

French Patio Door Installation

French patio doors bring hinged operation and a distinctive appearance. We review swing direction, indoor and outdoor clearance, opening dimensions and weather protection before recommending a configuration.

Changing Your Patio Door Configuration
Changing Your Patio Door Configuration

Want to replace a slider with French doors or choose a different layout? We assess the opening and discuss the work required. Changes to size or configuration are planned individually.

If the main issue is failed glass, rollers, locks or alignment, your existing door may still be repairable. Explore our patio door repair services.

Energy-Efficient Windows for Chicagoland Homes

Cold winters and warm summers make window performance an important part of everyday comfort. We help you compare the complete window system — glass, frame and installation — rather than choosing by appearance alone.

Insulated Glass & Low-E Options

Insulated Glass & Low-E Options

Double-pane insulated glass, Low-E coatings and available gas fills can help control heat transfer. The appropriate configuration depends on the selected window and your home’s needs.

Compare Product Performance

Compare Product Performance

We can discuss manufacturer ratings such as U-factor and solar heat gain coefficient, along with ENERGY STAR certification where applicable to the selected product and climate zone.

Installation Matters Too

Installation Matters Too

Accurate fitting, appropriate insulation, air sealing and water-management details help the new unit perform as intended. We assess these requirements as part of the installation.

New windows may improve comfort and reduce unwanted heat transfer. Actual energy savings depend on the existing windows, the rest of your home and how you heat and cool it.
If your frames are still sound and only the insulated glass has failed, explore glass replacement.

Full-Frame vs. Insert Window Replacement

The condition of your existing frame helps determine how a replacement window should be installed. We explain the main options and agree on the scope before work begins.

01 / EXISTING FRAME

Insert / Pocket Window Replacement

An insert replacement fits within the existing window frame when that frame is sound and suitable for the new system. It can preserve more surrounding finishes, although the finished glass area may be smaller.

02 / COMPLETE FRAME REMOVAL

Full-Frame Window Replacement

Full-frame replacement removes the existing window frame and allows the opening to be inspected and prepared for a new system. It may be appropriate for extensive frame damage, unsuitable existing installation details or a planned change in configuration.

Installation for New or Modified Openings

Renovations may require a different approach, including new-construction units where appropriate. We assess framing, exterior access, flashing, trim and any structural or permit requirements before agreeing to the work.

Flexible Planning for Your Project

Have a preferred method, a customer-supplied window or finishes you want to preserve? Let us know.

We’re flexible about project requirements and discuss practical alternatives while following the selected product’s installation instructions and applicable requirements.

The best method is the one that suits the opening and supports a reliable finished installation.

Should You Repair or Replace Your Windows?

Not every window problem calls for a new window. Our repair experience helps us assess whether the existing system can be restored or whether replacement is the better long-term choice.

Repair May Be Enough

Repair can be practical when the main frame is sound and the problem is limited to glass, hardware, a sash, a sill or a localized section of wood.

Depending on the condition, glass replacement, sash replacement or wood window repair may solve the problem while preserving the rest of the window.

Replacement May Make More Sense

A new unit may be the better choice when there is extensive structural deterioration, severe deformation, several failed components or a planned upgrade in style, material or operation.

We’ll explain what can stay, what needs attention and why we recommend a particular solution.

Explore Window Repair Options

Our Window & Patio Door Installation Process

A clear plan helps you know what happens next, from the first inspection to the finished installation.

Free In-Home Assessment

1. Free In-Home Assessment

We inspect the existing windows or patio door, discuss your goals and identify opening conditions that may affect the work.

Measurements & Product Selection

2. Measurements & Product Selection

We take measurements and review suitable styles, materials, brands and glass options. Customer-selected products can be reviewed at this stage.

Written Estimate & Scheduling

3. Written Estimate & Scheduling

We explain the proposed scope and prepare your estimate. Once product availability is confirmed, we coordinate the installation date with you.

Removal, Preparation & Installation

4. Removal, Preparation & Installation

We protect the work area, remove the agreed components, prepare the opening and install the new unit. Sealing, insulation, adjustment and finishing follow the project requirements.

Final Checks & Cleanup

5. Final Checks & Cleanup

We check operation, alignment and the completed installation, clean the work area and review the result and care information with you.

Measurements & Product Selection
Product ordering time is separate from on-site installation time. We discuss both before scheduling; custom units and projects involving damaged openings may require longer.
Team holding Rotten Window Repair sign in front of building

Why Choose Rotten Window Repair?

You need more than a new window. You need a team that understands the opening, explains the work and takes care with the installation.

10+ Years of Window Service Experience

Our experience includes wood frames, sashes, sills, glass, hardware and patio doors. That background helps us recognize existing problems when planning a replacement.

Repair-First Advice

We explain repair options when they are practical. When you choose replacement, we help you understand the products and work involved.

Options That Fit Your Home

One window or several, a preferred brand or a different material — we discuss your priorities and compare suitable solutions without pushing a single answer.

Clear Scope & Careful Work

From preparation and fitting to sealing and cleanup, we plan the details that affect the finished result. Your estimate sets out the agreed work before installation begins.

Window Replacement & Patio Door Installation Across Chicagoland

Based in Plainfield, IL, Rotten Window Repair serves homeowners in Chicago and surrounding suburbs, including Naperville, Joliet, Aurora, Bolingbrook, Oswego, Shorewood, Romeoville, New Lenox, Orland Park and nearby communities.

Tell us your location and what you want to replace. We’ll confirm service availability and arrange a convenient assessment.

Let’s Plan Your Window or Patio Door Replacement

Tell us what you want to replace — one window, several units or a patio door. We’ll assess the existing openings, discuss suitable options and provide a clear estimate for your project.

Free in-home estimate. 10-year installation warranty. Practical advice from a team that repairs and installs windows.

Hours of Operation:

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Window Replacement & Installation FAQs

Can you replace just one window?
Yes. We handle single-window replacements as well as projects involving several windows. We assess the individual opening and discuss how the new unit will fit the rest of your home.
The price depends on the unit, size, material, glass, installation method and opening condition. We provide a project-specific estimate after assessing the work. Published repair prices are not prices for complete new windows.
Some straightforward single-window replacements take a few hours. Larger projects, specialty units, damaged openings and finishing work can take longer. We discuss the expected on-site schedule separately from manufacturing and delivery time.
We discuss replacement options from Andersen, Pella, Marvin, JELD-WEN and other manufacturers. For a particular brand or series, we confirm availability, dimensions and installation requirements before proceeding.
Yes, we can assess existing Semco windows and discuss repair or replacement. If replacement is appropriate, we help you compare suitable available systems; we do not assume a new matching Semco unit can be ordered.
We can consider customer-supplied windows after reviewing their dimensions, condition, suitability and installation instructions. Contact us before purchasing if you would like us to check the planned installation.
We assess both approaches. Insert replacement requires a suitable existing frame; full-frame replacement involves removing that frame. We explain the practical options for your opening and discuss any specific preferences.
In many projects, a different configuration can be considered. We assess dimensions, framing, operating clearance and any structural or permit requirements before confirming the proposed change.
The scope varies by project. Your estimate specifies removal, disposal, trim and finishing arrangements so you know what is included and what would be additional work.
Yes. We install replacement sliding glass and French patio doors, with fitting, adjustment and sealing planned around the chosen system and existing opening.
Group photo of Rotten Window Repair team members

Repair and Save Money with Rotten Window Repair! We only recommend replacement when necessary, offering cost-effective solutions.

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    Answer a few questions and get a window cost estimate and a 10% discount

      Question 1: Is your window fogged up inside the double-glazed unit?

      Question 2: Is there a crack or chip in the glass?

      Question 3: A draft with the window closed?

      Question 4: Window won’t open or is stuck?

      Question 5: Are there any signs of rot, cracks, or swelling on the wooden part of the window?

      Question 6: Do you want to replace the entire window or patio door?

      Question 7: Does the exterior of the house appear outdated, with peeling paint?

      Not sure which service is right for you? No problem! Send us a request, and our specialists will provide a full consultation to answer all your questions.




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