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What to Know Before Replacing Your Windows

Windows are an essential component of any building, providing natural light, ventilation and insulation. When your windows start to age and become inefficient, it is time to consider replacing them. Homeowners should familiarize themselves with what goes into window replacement before making a decision. 

What to Know Before Replacing Your Windows

To ensure successful window replacement, Window World of Boston discusses everything you need to know before undertaking your project. 

Reasons for Replacing Windows  

Over time, windows may wear out and become less effective, leading to the need for replacement. Here are some common reasons a window replacement is necessary:

Old Age

As windows age, they may develop problems such as warping, rotting and cracking. Old windows can also be less energy-efficient, leading to higher heating and cooling costs. Windows typically have a lifespan of around 15 to 30 years, after which they may show signs of wear and tear. If your windows are approaching or have surpassed this age range, it may be time to consider replacing them.

Poor Insulation

If your windows are drafty or let in too much heat or cold, they may be poorly insulated. Poor insulation can be due to gaps between the frame and the window, worn-out seals and single-pane glass. Upgrading to energy-efficient windows can help you save on heating and cooling costs and make your home more comfortable.

Damage or Deterioration

Windows may sustain damage due to weather, accidents or wear and tear over time. This can include broken glass, damaged frames and malfunctioning hardware. Deterioration can also occur due to exposure to the sun and weather, causing warping, cracking and discoloration. If your windows have sustained damage or are deteriorating, it may be time to replace them.

Benefits of Replacing Windows

Replacing your windows can bring many benefits. Here are some advantages you may experience: 

Improved Aesthetics

New windows can give your home a fresh look and feel, enhancing its overall aesthetic appeal. With modern window styles and designs, you can choose from a wide range of options that fit your home’s architecture and decor. Replacing old and worn-out windows can also help improve your home’s curb appeal, increasing its resale value. 

Energy Efficiency

Old windows can be drafty and poorly insulated, leading to higher energy bills and reduced comfort in your home. New windows are more energy-efficient. Most feature advanced materials, multi-pane glass and improved sealing to reduce air leakage. This can help lower your heating and cooling costs while keeping your home more comfortable throughout the year.

Noise Reduction Capabilities

If you live in a noisy area, replacing your windows can help reduce outside noise levels inside your home. New windows can include laminated or insulated glass that reduces sound transmission, making your home a more peaceful and quiet place to live.

Other benefits of replacing windows may include improved security, easier maintenance and increased natural light. Work with a qualified professional to ensure your new windows are installed correctly and meet your needs.

Types of Windows to Consider

Here are the most common types of windows available: 


This is one of the most popular materials due to its affordability and low-maintenance requirements. It is also easy to install and comes with a wide range of colors and styles for easy customization. However, vinyl can be prone to fading over time and may not offer as much insulation as other materials. 


Wooden windows have an elegant look and feel that adds warmth and character to any room or building 

and are energy efficient. This window type is more durable than vinyl but requires regular staining or painting and costs more than other options.  


A relatively new and innovative material for window replacement, fiberglass windows offering many benefits to homeowners. It is highly durable, recyclable, low-maintenance and energy-efficient, with excellent insulation properties that can help reduce heating and cooling costs. You can customize fiberglass windows to fit various architectural styles. This window type also comes in various colors and finishes to enhance your home’s aesthetics. The only downside is they can come at a higher cost. 


Aluminum is a popular material for window replacement due to its durability, ease of maintenance and affordability. It is also highly resistant to corrosion and can withstand exposure to harsh weather conditions, making it an ideal choice for homes in coastal areas. However, aluminum windows may not be as energy-efficient as other materials and require additional insulation to achieve optimal thermal performance.

Cost Considerations  

Window replacement requires skilled labor. Costs for labor can vary based on the scope of the project, the number of windows involved and the complexity of the installation. It is essential to obtain multiple quotes from qualified contractors to compare labor costs and ensure you’re getting a fair price.

The cost of window replacement materials can vary significantly. The type, size, style and additional features of the windows you choose can affect the final figures. For example, energy-efficient windows with multi-pane glass and improved seals will generally cost more than standard windows with single-pane glass. Consider the long-term savings potential of the materials you choose rather than focus on the cheapest.

Other factors that can affect the cost include the age and condition of your home, local building codes and regulations and any additional services or upgrades required. It is crucial to work with a reputable windows installer who can provide a detailed estimate of all costs associated with the project, including labor, materials and any additional fees.

Choose the Right Window Installers 

Finding the right window installation contractors is essential to ensure your new windows are installed properly and compliant with local codes. When looking for a window replacement contractor, do your research, talk to past customers, compare estimates from different companies and get all necessary certifications or permits in writing before signing any contracts. Working with an experienced professional with extensive experience replacing windows can also help minimize potential problems.

Replacing your windows can improve your home’s aesthetics, energy efficiency and overall value. When considering window replacement, homeowners should weigh their options carefully to ensure they choose the right materials and professionals. If you’re looking for a professional team to handle window replacement work, look no further than Window World of Boston. For consultations, call us at (781) 262-3925 (Woburn), (781) 343-7129 (Pembroke) or (508) 845-6676 (Shrewsbury). You can also fill out our contact form to get a free estimate.

Services We Offer
Window World of Boston has an A+ BBB Rating and offers industry-leading solutions for replacement windows, doors, siding and more. We follow through every job from start to completion while our friendly, knowledgeable staff is there to answer your questions and provide any level of customer support you need. Window World is committed to providing the highest customer satisfaction.
Best Company!
Window world is the best company I have ever dealt with. Everything is explained in full and the people are courteous and informative. The installer did a beautiful job...
Sharon R
Pleasantly, Stress Free
My entire experience with Window World was pleasantly, stress free. This was the fourth company I had come to my home to give me an estimate. When the sales rep., David...
Susan Rocco
Extremely Positive Experience
We had nothing but an extremely positive experience with Window World. From the sales people to the installation crew, everyone was very nice, very helpful, and they we...
Howard Kelman
23 Windows Installed
Excellent. I had 23 windows installed and wrapped trim in not even two days. The installation team was professional. I was extremely happy with the quality of the produ...
Anne C
Professional & Courteous
My salesman from Windows world was great! He knew that I knew what I wanted and you didn't try and deter me from it. He listened and got through the whole sales process...
Cheryl Vassil
Very Fair Pricing
Excellent experience. Very fair pricing, great quality windows, and everyone who I spoke to or who came here to do work was extremely friendly. I really can’t say eno...
Lindsay B.
Window world was great, from the consultant Ron Hajj to the installers Quentin and Barry I cannot say enough. Perfection, I would definitely recommend Window World to anyone
Jeff Russell
Warranty is Outstanding
I went with Window World after getting a few other quotes but I was referred to them from a friend. The experience was great from the quote to the finished results. Mat...
Tanya Backer
I Would Recommend
The installers arrived at my house on time, and after introducing themselves got right to work. They were very knowledgeable, professional and willing to answer any que...
Ann Mccabe
Difference in the Temperature
Extremely friendly crew and customer service is easy to work with. I can already feel a difference in the temperature of our house.
Nicole Cronin
Caring About Customers
The installers were most efficient, friendly, polite, thorough. They answered all of my questions and engaged in conversation while they kept working. They made sure ev...
John Kurdzionak