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Choosing Replacement Windows

Replacement windows can be one of the top home improvement project investments. Replacing windows can not only improve the look of your home, but are an important tool in minimizing the costs of cooling and heating. Whether you are buying windows for your new home or replacing windows in your current home, there are many factors to consider.

When choosing replacement windows, it's crucial to consider factors such as the climate in your region. Additionally, understanding the local building codes and energy efficiency standards can guide your choice to ensure compliance and maximize energy savings.

Window replacement could be a good option when it comes to energy, maintenance, and aesthetics.

Several factors may indicate that it's time for an upgrade:

  • Energy Efficiency: If your current windows are drafty or have single-pane glass, replacing them with energy-efficient models can significantly improve your home's insulation. Look for windows with features like Low-E glass, double or triple-pane construction, and insulating gas fills to enhance energy efficiency and reduce utility costs.
  • Visible Damage or Deterioration: If your windows show signs of wear, such as rotting wood, warping, or water damage, it's a clear indication that replacement is necessary. Damaged windows can compromise your home's structural integrity and contribute to energy loss.
  • Noise Reduction: If you live in a noisy area and want to enhance sound insulation, upgrading to windows with better acoustic properties can make a noticeable difference. Double-pane or laminated glass windows are effective at reducing noise transmission.
  • Enhanced Security: Older windows may have outdated locking mechanisms, making your home more susceptible to break-ins. Upgrading to windows with modern, secure locking systems can improve the overall safety of your home.
  • Improved Aesthetics: If your windows are outdated or no longer complement the architectural style of your home, replacing them can enhance curb appeal and overall aesthetics. Consider new window styles, frames, and finishes to give your home a fresh, updated look.
  • Ease of Maintenance: Older windows may require more maintenance, such as scraping and repainting. If you prefer low-maintenance options, consider replacing them with materials like vinyl or fiberglass, which require minimal upkeep.
  • Home Renovations: If you're planning a home renovation or remodeling project, replacing windows can be an integral part of the overall upgrade. New windows can enhance the look and functionality of a renovated space.
  • Temperature Regulation: If you experience temperature variations or discomfort near windows, it may indicate poor insulation. Upgrading to energy-efficient windows can help regulate indoor temperatures and improve overall comfort.

Choosing Types of Windows

A window type refers to the specific style or design of a window, determining how it functions and looks. There are various window types, each with its own features and purposes.

Double-Hung Windows

Double-hung windows are a classic and versatile window style commonly found in many homes. They consist of two vertically sliding sashes within a single frame. Both sashes can move independently, allowing for flexible ventilation options. Homeowners can open the top sash, the bottom sash, or both, providing control over the amount of airflow and facilitating easy cleaning, as both sashes can be tilted inward.


  • Versatility: Allows for both top and bottom sashes to open, providing flexible ventilation options.
  • Ease of Cleaning: Both sashes can be tilted inward, simplifying the cleaning process.
  • Classic Design: Fits well with various architectural styles, offering a timeless look.
  • Airtight Seal: When closed, double-hung windows can provide a relatively tight seal, minimizing drafts.


  • Ventilation Limitations: Compared to some other window types, the ventilation capacity may be limited.
  • Potential for Air Leaks: Over time, the seals may wear, leading to potential air leaks.
  • Maintenance: While easier to clean than some alternatives, ongoing maintenance may be required.

Casement Windows

Casement windows are hinged on one side and open outward like a door, operated by a crank mechanism. These windows provide unobstructed views and excellent ventilation when fully opened. Casement windows are often used in contemporary or modern designs, and they can be hinged on either the left or right side, depending on your preference.


  • Excellent Ventilation: The entire window opens outward, allowing for maximum airflow.
  • Airtight Seal: When closed, casement windows create a tight seal, minimizing air leakage.
  • Unobstructed Views: The design provides a clear and open view of the surroundings.
  • Versatility: Can be installed in various locations, including above countertops and high on walls.


  • Crank Mechanism Maintenance: The crank mechanism may require occasional maintenance.
  • Style Limitations: May not suit every architectural style and design preference.
  • Obstruction Clearance: Consider the space outside the window, as opening outward may require clearance.

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Slider Windows

Slider windows, also known as sliding windows, feature sashes that move horizontally along a track. These windows are popular for their simplicity and ease of operation. They are often used in contemporary and modern designs, providing a sleek and unobtrusive look. Slider windows can have one fixed sash and one that slides, or both sashes may slide for enhanced ventilation.


  • Ease of Operation: Simple horizontal sliding motion for easy opening and closing.
  • Space-Saving: Ideal for areas with limited vertical space as they do not protrude outward.
  • Contemporary Design: Fits well with modern and minimalist architectural styles.
  • Cost-Effective: Can be a cost-effective option compared to some other window types.


  • Limited Ventilation: Compared to casement or double-hung windows, ventilation may be somewhat restricted.
  • Potential Air Leakage: The sliding track may develop wear over time, leading to potential air leaks.
  • Cleaning Accessibility: Depending on the design, cleaning the exterior of the window may be more challenging.

Awning Windows


Awning windows are hinged at the top and open outward from the bottom, resembling an awning. They are often installed above or below other windows, allowing for ventilation even during light rain. Awning windows are known for their versatility and can be used in various architectural styles, providing a modern and functional design.



  • Ventilation in Any Weather: The design allows for ventilation even when it's raining, as the window opens outward.
  • Energy Efficiency: When closed, awning windows create a tight seal, improving energy efficiency.
  • Contemporary Look: Adds a modern and stylish touch to the overall aesthetic of the home.
  • Privacy and Ventilation: Placed higher on walls, awning windows provide privacy while allowing for airflow.


  • Limited Views: The placement of awning windows higher on walls may limit views.
  • Design Compatibility: While versatile, the awning window style may not suit every architectural design.
  • Potential for Obstruction: Consider the space outside the window to ensure there is no obstruction when the window is open.

Picture Windows

Picture windows are large, fixed windows that do not open or have movable sashes. They are designed to provide unobstructed views of the outdoors and allow natural light to flood into a room. Picture windows are often used as focal points and are suitable for spaces where ventilation is not a primary concern.



  • Unobstructed Views: Offers a clear and expansive view of the surrounding landscape.
  • Abundant Natural Light: Maximizes the entry of natural light into the room.
  • Architectural Focal Point: Can serve as a focal point, enhancing the aesthetic appeal of a space.
  • Energy Efficiency: The lack of movable parts reduces the potential for air leakage.


  • Limited Ventilation: Picture windows are fixed and do not provide ventilation.
  • Cost: Installation costs may vary, and large picture windows may be more expensive.
  • Use in Certain Spaces: Best suited for spaces where ventilation is not a primary requirement.

Bay Windows

Bay windows are a versatile and stylish architectural element that can enhance both the interior and exterior of a home. They provide opportunities for additional space, increased natural light, and a visually striking feature.


  • Architectural Appeal: Enhances both the interior and exterior aesthetics of a home.
  • Additional Interior Space: The projection creates a nook or alcove that can be used for seating, storage, or a decorative display.
  • Versatility: Can be customized with different window styles and combinations to suit design preferences.
  • Abundant Natural Light: The multiple windows allow for ample natural light to enter the room.


  • Installation Cost: Bay windows may involve higher installation costs due to their complexity.
  • Potential for Heat Gain: The large glass area can lead to increased heat gain, which may need to be managed.
  • Curtain and Blinds Considerations: Furnishing bay windows with curtains or blinds may require special considerations due to the unique shape.

Bow Windows

A bow window is an architectural feature that resembles a bay window but is characterized by a curved or arched shape. It typically consists of four or more windows joined together to create a gentle, outward curve. Similar to a bay window, the central window is often a fixed picture window, while the side windows can be of various types, such as casement or double-hung.


  • Architectural Elegance: Adds a graceful and curved design element to both the interior and exterior of a home.
  • Panoramic Views: Offers a panoramic view of the surroundings due to its curved shape.
  • Additional Interior Space: Creates a cozy nook or alcove, enhancing the usable space in a room.
  • Abundant Natural Light: The multiple windows allow for ample natural light to enter the room.


  • Installation Cost: Bow windows may involve higher installation costs due to their complex structure.
  • Potential for Heat Gain: The extensive glass area may contribute to increased heat gain.
  • Curtain and Blinds Considerations: Furnishing bow windows with curtains or blinds may require special considerations due to the curved shape.

Garden Windows

A garden window is a type of window that projects outward from the exterior wall of a home. It is typically a small, greenhouse-like structure with glass panes on all sides, allowing for maximum sunlight exposure. The design includes a sloped glass roof, providing an ideal environment for plants to thrive. Garden windows often feature side vents for ventilation and can be used for growing herbs, flowers, or small potted plants.


  • Indoor Garden Space: Provides a dedicated space for growing plants, herbs, or flowers indoors.
  • Abundant Sunlight: The design maximizes exposure to natural light, promoting plant growth.
  • Architectural Interest: Adds a unique and attractive feature to the interior and exterior of the home.
  • Ventilation Options: Side vents allow for airflow, ensuring a healthy environment for plants.


  • Installation Complexity: Garden windows may require more complex installation due to their specific design.
  • Interior Space Usage: The projection into the interior space may impact the layout and flow of the room.
  • Sun Exposure: While beneficial for plants, the extensive sunlight exposure may contribute to heat gain in the room.


A skylight is a window installed in the roof or ceiling of a building, allowing natural light to enter from above. Skylights come in various shapes and sizes, and they may be fixed or operable for ventilation. They are designed to enhance interior lighting, create an open and airy atmosphere, and offer views of the sky.


  • Natural Lighting: Maximizes the entry of natural sunlight, reducing the need for artificial lighting.
  • Aesthetic Appeal: Enhances the overall aesthetic of a room by adding a visual connection to the outdoors.
  • Space Enhancement: Creates an illusion of additional space and an open atmosphere.
  • Ventilation Options: Some skylights can be opened to allow for natural ventilation.


  • Installation Complexity: Installation may require structural modifications and careful waterproofing.
  • Heat Gain: Depending on the design and location, skylights may contribute to heat gain in the summer.
  • Glare and UV Exposure: Direct sunlight can lead to glare and potential UV exposure; appropriate shading may be needed.
  • Maintenance: Cleaning and maintenance of skylights may be more challenging due to their location.

Transom Windows

A transom window is a horizontal window positioned above a door or other windows. Traditionally, transom windows were fixed and often had decorative elements. They can be hinged at the bottom (hopper transom) to allow for ventilation or remain fixed for purely aesthetic purposes. Transom windows are used to enhance natural light, add architectural interest, or provide ventilation without compromising privacy.


  • Enhanced Natural Light: Allows additional natural light to enter a room or hallway.
  • Architectural Detail: Adds a decorative and architectural element to doors or windows.
  • Ventilation Options: Hinged transom windows can be opened for airflow without sacrificing privacy.
  • Privacy: Provides a way to introduce light without compromising privacy.


  • Installation Challenges: Installing or retrofitting transom windows may pose challenges, depending on the existing structure.
  • Energy Efficiency: The size and placement of transom windows may impact energy efficiency; proper glazing is essential.
  • Aesthetics: Careful consideration of the design is needed to ensure that the transom complements the overall aesthetic.

Jalousie Windows

A jalousie window is a type of window composed of horizontal glass louvers or slats that are set in a metal or wooden frame. These louvers can be adjusted simultaneously to open or close the window. Jalousie windows were once popular for their adjustable ventilation, allowing homeowners to control the direction and amount of airflow. However, their use has declined due to limitations in insulation, security concerns, and the availability of more energy-efficient window options.


  • Adjustable Ventilation: Louvers can be opened and closed to control the amount and direction of airflow.
  • Unique Aesthetic: Provides a distinctive and unique appearance.
  • Affordability: Jalousie windows can be relatively affordable compared to some other window types.


  • Poor Insulation: Jalousie windows are less effective at insulating against temperature and noise compared to modern window types.
  • Security Concerns: The design of jalousie windows can make them more vulnerable to break-ins.
  • Limited Energy Efficiency: Due to gaps between the slats, jalousie windows may contribute to energy loss.
  • Maintenance Challenges: Louvers can accumulate dirt and may be more challenging to clean compared to other window styles.

Round or Oval Windows

Round or oval windows are characterized by their circular or oval shape. These windows can be a prominent architectural feature or a decorative accent in a home. They are typically fixed and do not open, serving more as a design element than a source of ventilation. Round or oval windows are often used to add visual interest, break up the monotony of rectangular shapes, and provide a unique focal point.


  • Architectural Interest: Adds a distinctive and aesthetically pleasing feature to a building.
  • Unique Design Possibilities: Round or oval windows offer creative design possibilities.
  • Enhanced Natural Light: Can introduce additional natural light, depending on placement.
  • Decorative Element: Serves as a decorative element both inside and outside the home.


  • Limited Ventilation: Most round or oval windows are fixed and do not provide ventilation.
  • Challenging Coverings: Finding suitable coverings like curtains or blinds may be more challenging due to the shape.
  • Installation Complexity: Depending on the location and size, installation may require additional considerations.

Choosing Window Material

Window materials refer to the substances or compounds from which the main components of a window, such as the frame and sash, are constructed. Common window materials include:

Vinyl Windows

  • Advantages: Low maintenance, energy-efficient, affordable, and resistant to rot and moisture.
  • Considerations: Limited color options compared to other materials.

Wood Windows

  • Advantages: Classic and natural appearance, good insulation properties, customizable finishes.
  • Considerations: Requires more maintenance (painting or staining), may be susceptible to rot or insect damage.

Aluminum Windows

  • Advantages: Durable, lightweight, and resistant to corrosion.
  • Considerations: Conducts heat, potentially less energy-efficient, may not be suitable for very cold climates.

Fiberglass Windows

  • Advantages: Strong and durable, low maintenance, good insulation properties.
  • Considerations: Higher initial cost compared to some other materials.

Composite Windows

  • Advantages: Combine materials for enhanced performance, can mimic the appearance of wood without the maintenance.
  • Considerations: Cost may be higher than basic vinyl options.

Clad Windows

  • Advantages: Combine different materials for optimal performance (e.g., wood interior for aesthetics and aluminum or vinyl exterior for durability).
  • Considerations: Cost may be higher than single-material options.

Fibrex Windows

  • Advantages: A proprietary material by Andersen Windows, combining wood and thermoplastic polymer. It offers the strength of wood and low maintenance of vinyl.
  • Considerations: Cost may be higher than basic vinyl options.

PVC Windows

  • Advantages: Durable, weather-resistant, and good insulation properties.
  • Considerations: May not have the same aesthetic appeal as wood or clad options.

Steel Windows

  • Advantages: Strong and durable, suitable for modern and industrial designs.
  • Considerations: Conducts heat, potentially less energy-efficient, may be prone to rust if not properly coated.

Wood-Clad Windows

  • Advantages: Combine the warmth of wood on the interior with a durable material (such as aluminum or vinyl) on the exterior for better weather resistance.
  • Considerations: Cost may be higher than single-material options.

When selecting home windows, consider factors such as the architectural style of your home, the desired functionality for each room, and your specific preferences. Additionally, energy efficiency, maintenance requirements, and budget should be key considerations in the decision-making process.

What to Consider When Shopping for Windows

In additional to type and material of windows, several other key factors should be taken into consideration to ensure you make an informed and satisfactory choice:

  • Energy Efficiency: Look for windows with energy-efficient features such as Low-E glass coatings, multiple panes, and gas fills between the panes. These features help in minimizing heat transfer, reducing energy consumption, and maintaining a comfortable indoor environment.
  • Frame Type: The frame material can impact both aesthetics and performance. Vinyl frames are low maintenance, wood frames offer a classic look but require more upkeep, aluminum frames are durable but may not be as energy-efficient, and fiberglass frames offer a good balance of strength and energy efficiency.
  • Glass Type: Choose the right type of glass based on your climate and specific needs. For instance, double or triple-pane windows with inert gas fills provide better insulation, while tinted or laminated glass can enhance privacy and security.
  • Window Size and Placement: Ensure that the windows you choose are appropriate in size and placement for the specific rooms in your home. Consider factors like natural light, views, and the overall aesthetics of your home's exterior.
  • Installation Quality: The quality of window installation is crucial for optimal performance. Professional installation ensures a proper fit, airtight seals, and long-term durability. Improper installation can lead to energy inefficiency, drafts, and water leaks.
  • Warranty: Check the warranty offered by the window manufacturer. A comprehensive warranty indicates the manufacturer's confidence in their product. Be sure to understand the terms and conditions of the warranty, including coverage for various components.
  • Budget: Establish a realistic budget for your window replacement project. Consider not only the cost of the windows but also installation expenses. While it's important to stay within budget, also weigh the long-term benefits and potential energy savings of investing in higher-quality, energy-efficient windows.

By carefully considering these factors, you can choose replacement windows that not only enhance the aesthetics of your home but also contribute to energy efficiency, comfort, and long-term value.

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