Blown-In Insulation Cost 2023: Installation & Pricing Guide

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Is your home feeling drafty and chilly during the winter months? It may be time to consult with local insulation experts to address your insulation costs. A professional insulation contractor can help you determine the best solution for your home, whether it’s adding insulation to your 1,000 square foot attic or sealing any gaps that may be causing drafts. Don’t let the cold weather affect your comfort – reach out to a professional today. Are you tired of high energy bills and fluctuating indoor temperatures? Consider hiring local insulation experts to help lower your insulation costs. A professional insulation contractor can assess your wall insulation and make recommendations for improvements. It’s time to consider adding blown-in insulation to your attic wall. This advertisement highlights the value of insulating every square foot.

Insulation plays a crucial role in maintaining a comfortable living environment and reducing energy costs. It helps to keep the heat inside your home, which adds value to your property. Additionally, good insulation also keeps cold air out, ensuring that your feet stay warm during the winter months. Blown-in insulation, also known as loose-fill insulation, is an effective solution for improving the thermal efficiency of your home. By filling the gaps and crevices in your attic, blown-in insulation creates a barrier that prevents heat from escaping and cold air from seeping in.

From increased energy efficiency to enhanced comfort levels, our local insulation experts can discuss how this installation project can transform your living space. Contact our professional insulation contractor for a consultation and estimate on insulation costs. Whether you’re dealing with extreme temperatures or looking to save on heating bills, blown-in insulation offers an affordable and efficient solution. So, let’s dive into the details and discover how blown-in insulation can make a significant difference in your home’s comfort and energy savings.

Understanding Blown-In Insulation and Its Benefits

Blown-in insulation is a popular method used to insulate attics and walls. It involves the use of loose insulation material, such as fiberglass or cellulose, which is blown into the desired area using special equipment. This technique offers several benefits when it comes to energy efficiency, noise reduction, and improved indoor comfort. It is recommended to consult with local insulation experts to determine insulation costs and hire a professional insulation contractor for the best results.

How blown-in insulation works

Blown-in insulation works by creating a layer of thermal resistance within the enclosed spaces of your home. The loose insulation material is blown into the attic or wall cavities, filling any gaps or voids that may exist. This effectively reduces insulation costs by reducing heat transfer between the inside and outside of your home, helping to maintain a more consistent temperature throughout.

Unlike traditional batt insulation that can leave small gaps when installed improperly, blown-in insulation provides better coverage and ensures that every nook and cranny is filled. This seamless installation helps to prevent air leakage and drafts, reducing insulation costs and making your home more comfortable year-round.

Increased energy efficiency with blown-in insulation

One of the primary benefits of blown-in insulation is its ability to improve energy efficiency in your home. By reducing heat transfer through walls and attics, insulation helps to keep your home cooler in the summer and warmer in the winter while also saving on insulation costs. This means less reliance on heating and cooling systems, resulting in lower energy bills and reduced insulation costs.

According to studies conducted by the U.S. Department of Energy, properly insulating your attic with blown-in insulation can save you up to 20% on heating and cooling costs. Insulation costs can also help reduce greenhouse gas emissions associated with energy consumption.

Noise reduction and improved indoor comfort

In addition to its energy-saving properties, blown-in insulation also offers excellent soundproofing capabilities. The dense layers created by the loose fibers absorb sound vibrations traveling through walls or ceilings, reducing noise transmission from outside sources or between rooms within your home. Additionally, investing in insulation can help lower insulation costs.

This noise reduction feature can be particularly beneficial if you live in a busy neighborhood or near a noisy road. By minimizing external noise, blown-in insulation helps create a more peaceful and comfortable indoor environment.

Furthermore, blown-in insulation can help regulate indoor humidity levels by preventing moisture infiltration. This can reduce the risk of mold growth and improve overall air quality within your home.

To sum up, blown-in insulation is an effective and efficient way to enhance energy efficiency, reduce noise transmission, and improve indoor comfort. Its seamless installation ensures better coverage compared to traditional batt insulation methods. By investing in blown-in insulation for your attic or walls, you can enjoy long-term savings on energy bills while creating a more comfortable living environment.

Average Cost of Blown-In Insulation Installation in 2023

Installing blown-in insulation can be a cost-effective way to improve the energy efficiency of your home and increase comfort. However, before diving into this project, it’s important to understand the average cost of blown-in insulation installation in 2023 and the factors that can influence these costs.

Current market rates for installing blown-in insulation

The national average cost for installing blown-in insulation in 2023 is approximately $1.50 to $3.50 per square foot. However, it’s essential to note that this price range can vary depending on several factors such as the size of your attic, the type and quality of insulation material used, and the region where you live.

Factors influencing the cost of installation

Several factors can impact the overall cost of installing blown-in insulation in your attic. These include:

  1. Attic size: The larger your attic space, the more material will be required for complete coverage, which may increase the overall cost.
  2. Insulation material: There are different types of blown-in insulation materials available, such as fiberglass or cellulose. The choice of material can affect both the price and performance of your insulation.
  3. Labor charges: Labor costs for hiring professionals to install blown-in insulation will vary based on location and experience level.
  4. Accessibility: If your attic is difficult to access or has limited space for maneuverability during installation, additional labor time may be required, potentially increasing costs.
  5. Additional services: Depending on your specific needs and requirements, there may be additional services such as air sealing or removing old insulation that could add to the overall cost.

Comparison with other types of insulation costs

When comparing blown-in insulation with other types like batt or spray foam insulation, it’s important to consider both upfront costs and long-term savings. While blown-in insulation may have a higher initial cost compared to batt insulation, it often provides better coverage and energy efficiency. On the other hand, spray foam insulation tends to be more expensive than blown-in insulation but offers superior air sealing and moisture resistance.

It’s vital to weigh the pros and cons of each type of insulation based on your specific needs, budget, and long-term goals for energy efficiency.

Several factors can influence the overall cost. Let’s explore these factors in more detail:

Size and Accessibility of the Attic Space

The size of your attic plays a significant role in determining the cost of installing blown-in insulation. Larger attics require more insulation material, which can increase the overall cost. If your attic has limited accessibility due to narrow entryways or low ceilings, it may be more challenging for professionals to install the insulation efficiently. In such cases, additional labor costs might be incurred.

Existing Insulation Removal Requirements

Before installing blown-in attic insulation, it is essential to consider whether any existing insulation needs to be removed. If there is old or damaged insulation in your attic that needs replacement, removal costs will add to the overall installation expenses. The complexity and time required for removing the existing insulation can vary depending on its type and condition.

Additional Preparation Work Needed Before Installation

In some cases, additional preparation work may be necessary before installing blown-in attic insulation. This could include sealing air leaks, repairing damaged areas, or improving ventilation in the attic space. These preparatory tasks ensure optimal performance and energy efficiency of the new insulation but may also contribute to an increase in installation costs.

Material Type and R-Value

The type of blown-in insulation material you choose will also impact the overall cost. Different materials have varying price points per square foot or pound. Considering the desired R-value (a measure of thermal resistance) for your attic space is crucial when selecting an appropriate material. Higher R-values generally provide better insulation but may come at a higher cost.

Location and Local Labor Costs

The geographical location of your property can affect labor costs associated with installing blown-in attic insulation. Areas with higher living expenses or where specialized skills are required might have higher labor rates. It is essential to research local labor costs and obtain multiple quotes from reputable contractors to ensure you are getting a fair price for the installation.

Additional Factors

Other factors that can influence the cost of installing blown-in attic insulation include the complexity of the project, such as the presence of obstacles like ductwork or wiring, and any unique architectural features in your attic space. Market conditions and seasonal demand for insulation services can impact pricing.

Considering these various factors when estimating the cost of installing blown-in attic insulation will help you make informed decisions and budget accordingly. It is crucial to consult with professionals who can assess your specific needs and provide accurate estimates based on your unique circumstances.

Types of Blown-In Insulation Materials and Cost Comparison

Blown-in insulation is a popular choice for attic insulation due to its effectiveness in filling gaps and providing thermal resistance. However, there are different materials used for blown-in insulation, each with its own pros and cons. Let’s explore the various types of blown-in insulation materials and compare their costs.

Fiberglass Insulation

Fiberglass is one of the most commonly used materials for blown-in insulation. It consists of tiny glass fibers that trap air pockets, creating an effective barrier against heat transfer. Fiberglass insulation is known for its durability, fire resistance, and affordability.


  • Excellent thermal performance
  • Resistant to moisture and mold growth
  • Non-combustible material
  • Long lifespan


  • Prone to settling over time
  • Requires proper installation to prevent gaps or voids
  • Can cause skin irritation if not handled carefully during installation

Cellulose Insulation

Cellulose insulation is made from recycled paper treated with fire retardants. It is a cost-effective option that provides good thermal performance and soundproofing capabilities.


  • Excellent at reducing air leaks and drafts
  • Effective in dampening sound transmission
  • Made from recycled materials, environmentally friendly option
  • Provides better resistance against pests compared to other materials


  • Susceptible to moisture damage if not properly installed or exposed to water leaks
  • May settle over time, leading to reduced effectiveness
  • Requires professional installation due to specialized equipment needed for proper distribution

Mineral Wool Insulation

Mineral wool insulation is made from natural minerals like basalt or rock wool. It offers excellent fire resistance properties and has high melting points, making it suitable for areas where fire safety is a concern.


  • Exceptional fire resistance properties
  • Good acoustic insulation qualities
  • Resistant to pests such as rodents or insects


  • Heavier and denser than other blown-in insulation materials
  • More expensive compared to fiberglass or cellulose insulation
  • Requires professional installation due to its density and weight

Cost Comparison

The cost of blown-in insulation can vary depending on the material used. Fiberglass insulation is generally the most affordable option, with an average cost ranging from $1.00 to $1.50 per square foot. Cellulose insulation is slightly more expensive, typically costing between $1.50 and $2.00 per square foot. Mineral wool insulation tends to be the priciest, with costs ranging from $2.00 to $3.00 per square foot.

Additional Costs to Consider for Blown-In Insulation Projects

Equipment Rental Fees if Opting for DIY Installation

If you’re considering a do-it-yourself approach for installing blown-in insulation in your attic, it’s important to factor in equipment rental fees. Blown-in insulation requires specialized machinery, such as an insulation blower, to evenly distribute the insulation material throughout the space. Renting this equipment can add to the overall cost of your project. However, it’s essential to ensure that you have the necessary skills and knowledge to operate the equipment safely and effectively.

Removal and Disposal Costs for Existing Insulation

Before installing blown-in insulation, you may need to remove any existing insulation in your attic. This is particularly important if the current insulation is damaged or ineffective. The process of removing old insulation can be time-consuming and labor-intensive. You will need to consider the costs associated with disposing of the removed materials properly. Hiring a professional insulation contractor can help streamline this process and ensure that all waste is handled appropriately.

Any Necessary Repairs or Upgrades to the Attic Before Installation by a professional insulation contractor are crucial to ensure enough insulation. It’s important to consult with local insulation experts who can assess your attic and recommend the best wall insulation options for your home.

Prior to installing blown-in insulation, it’s crucial to assess the condition of your attic and address any necessary repairs or upgrades. This may include fixing leaks or cracks in the roof, sealing gaps in walls or windows, or improving ventilation within the space. These repairs and upgrades are essential for creating an energy-efficient environment and maximizing the effectiveness of your new insulation. While these additional costs may seem daunting at first, they are crucial investments that will contribute to long-term energy savings.

When calculating the cost of blown-in insulation installation, it’s important not only to consider material costs but also labor costs associated with hiring a professional contractor. A professional installer will have expertise in assessing your specific needs, recommending suitable materials, and ensuring proper installation techniques.

Furthermore, depending on various factors such as project size and location, there might be additional costs to consider. For instance, if your home was built before the 1980s, there is a possibility of asbestos-containing materials being present in the attic. In such cases, asbestos remediation may be necessary before installing blown-in insulation.

Estimating the Amount of Insulation Needed for Your Attic

To ensure proper insulation in your attic, it is crucial to calculate the amount of blown-in insulation required. This estimation process involves considering factors such as the R-value requirement based on your climate zone, determining the square footage and depth needed for adequate coverage, and consulting experts or using online calculators for accurate estimates.

Calculating the R-value requirement based on climate zone

The R-value is a measure of thermal resistance, indicating how well insulation can resist heat flow. Different climate zones have varying R-value recommendations to achieve optimal energy efficiency. For example, colder regions typically require higher R-values compared to warmer areas. By determining your climate zone and understanding its corresponding R-value guidelines, you can ensure that your attic insulation meets or exceeds these standards.

To estimate the amount of blown-in insulation needed for your attic, you must calculate both the square footage and depth required for proper coverage. Measure the length and width of your attic space to determine its square footage. Consider any obstructions such as vents or ductwork that may affect coverage.

Next, assess the recommended depth of insulation based on your climate zone. The Department of Energy provides guidelines specifying minimum depths for different regions. Multiply the square footage by the desired depth (in inches) to obtain an estimate of how much blown-in insulation is necessary.

While it is possible to estimate blown-in insulation requirements yourself, seeking advice from local insulation experts or utilizing online calculators can provide more accurate results. These professionals possess extensive knowledge about various types of attics and can factor in specific considerations like crawl spaces or irregularly shaped areas.

Many reputable insulation companies offer free estimates tailored to your unique attic specifications. They will assess factors such as existing insulation levels, air leakage points, and potential energy savings. By consulting experts or using online tools, you can obtain precise estimates and make informed decisions regarding the amount of blown-in insulation needed.

Pros, Cons, and Lifespan of Blown-In Insulation

Blown-in insulation offers several advantages. Firstly, it provides excellent thermal performance by creating a barrier that prevents heat from escaping during the winter and entering during the summer. This helps to maintain a comfortable temperature in your home while reducing the need for excessive heating or cooling. Blown-in insulation is highly effective at filling gaps and voids in hard-to-reach areas, ensuring that every nook and cranny is adequately insulated.

However, like any other insulation material, blown-in insulation has its drawbacks. One common issue is settling over time. As the insulation settles, it may become less effective at maintaining its desired R-value (a measure of thermal resistance). This can lead to reduced energy efficiency and increased heating or cooling costs over time. To mitigate this problem, it’s important to choose a high-quality blown-in insulation product that is less prone to settling.

When considering the lifespan of blown-in insulation, it’s crucial to understand that it can vary depending on various factors such as installation quality and environmental conditions. On average, blown-in insulation has a lifespan ranging from 20 to 30 years. However, with proper maintenance and regular inspections, it can last even longer.

Regularly inspecting your attic for signs of damage or wear is essential in prolonging the lifespan of blown-in insulation. Look out for any moisture issues or pest infestations that could compromise the effectiveness of the insulation. Addressing these problems promptly will help ensure that your blown-in insulation continues to perform optimally throughout its lifespan.

Maximizing Energy Efficiency with Blown-In Insulation

To achieve optimal energy savings in your home, it’s crucial to consider the insulation in your attic. Blown-in insulation is a cost-effective and efficient solution that can help you reduce energy bills and create a more comfortable living space.

Tips for Achieving Optimal Energy Savings

  1. Combine blown-in insulation with air sealing measures: While blown-in insulation provides excellent thermal resistance, it’s essential to ensure that your home is properly sealed to prevent air leaks. By combining blown-in insulation with air sealing techniques such as caulking and weatherstripping, you can create a more airtight barrier, reducing heat loss or gain through cracks and gaps.
  2. Ensure proper ventilation to prevent moisture issues: Proper ventilation is crucial when installing blown-in insulation in your attic. It helps prevent moisture buildup, which can lead to mold growth and other structural problems. Adequate ventilation allows for the exchange of fresh air while expelling excess humidity, creating a healthier indoor environment.
  3. Consider adding additional insulation to existing walls: While blown-in insulation is commonly used in attics, it can also be an effective solution for insulating exterior walls. If your home has inadequate wall insulation or older materials like fiberglass or cellulose, adding blown-in insulation can enhance energy efficiency by reducing heat transfer through the walls.
  4. Choose the right type of insulation material: Blown-in insulation comes in various materials such as cellulose, fiberglass, foam, rock wool, and spray cellulose. Each material has its unique properties and benefits regarding thermal performance and sound dampening capabilities. Consulting with an expert can help you determine the best option based on your specific needs and budget.

Combining Blown-In Insulation with Air Sealing Measures

Blown-in insulation works most effectively when combined with proper air sealing techniques. Even the highest-quality insulation cannot perform optimally if there are air leaks in your home. By sealing gaps, cracks, and other areas of air infiltration, you can maximize the benefits of blown-in insulation.

Air sealing measures involve identifying and addressing areas where air may escape or enter your home. This includes sealing around windows and doors, insulating electrical outlets and switches, sealing ductwork, and filling gaps around pipes and cables that penetrate walls or floors. When these measures are combined with blown-in insulation, you create a more energy-efficient barrier against heat transfer.

Importance of Proper Ventilation to Prevent Moisture Issues

When installing blown-in insulation in your attic or walls, it’s crucial to consider proper ventilation.


In conclusion, blown-in insulation is a cost-effective and efficient way to improve the energy efficiency of your home. By properly insulating your attic with blown-in insulation, you can reduce heat loss, lower your energy bills, and create a more comfortable living environment.

With the average cost of blown-in insulation installation in 2023 and the factors affecting the cost discussed earlier, you now have a better understanding of what to expect when budgeting for this project. By comparing the types of blown-in insulation materials and considering the pros, cons, and lifespan of each option, you can make an informed decision that suits your needs.

To maximize energy efficiency with blown-in insulation, it’s important to estimate the amount of insulation needed for your attic accurately. This will ensure that you achieve the desired R-value and effectively seal any air leaks. Remember to consult with a professional insulation contractor who can provide expert advice tailored to your specific situation.

Incorporating blown-in insulation into your home not only saves you money but also contributes to a more sustainable future by reducing energy consumption. So why wait? Take action today and start enjoying the benefits of a well-insulated attic!

Frequently Asked Questions

How much does it cost to install blown-in insulation, such as fiberglass or rock wool, in the attic? Find a professional installer who can spray the insulation for you.

The cost of installing blown-in insulation in the attic can vary depending on factors such as the size of the attic, type of insulation, and location. On average, homeowners can expect to pay between $1,500 and $3,000 for this service.

Is adding blown-in insulation, such as fiberglass or wool, to the attic worth it for homes?

Yes, adding blown-in insulation to the attic is definitely worth it. It helps improve energy efficiency by reducing heat loss or gain through the roof. This can lead to lower energy bills and a more comfortable living environment.

How long does it take to have fiberglass blown-in insulation installed in an attic by a contractor? The installation time will vary depending on the size of the attic, typically measured in square feet.

The duration of blown-in insulation installation in an attic depends on various factors like the size of the space and accessibility. Generally, it takes around 1-2 days for professionals to complete this task efficiently.

What are the benefits of using blown-in insulation, such as fiberglass or wool, in homes? Hiring a contractor to install blown-in insulation in an attic can provide numerous advantages.

Blown-in insulation offers several benefits for attics. It provides better thermal resistance, reduces air leakage, minimizes noise transmission, and improves overall energy efficiency. It is easy to install and fills gaps effectively.

Can I install blown-in fiberglass insulation in my attic myself? As a homeowner, you may be wondering if you can take on this project without hiring a contractor. Installing blown-in insulation in your attic is a cost-effective way to increase energy efficiency and improve comfort in your home. However, it is important to note that hiring a professional contractor for this job can ensure proper installation and avoid any potential issues down the line. Before making a decision, consider consulting with a contractor who specializes in insulation to get expert advice and ensure the job is done right.

While some homeowners may choose to install blown-in insulation themselves, it is generally recommended to hire professionals for this task. They have the expertise and equipment required to ensure proper installation and maximize its effectiveness.


Get the most accurate blown-in insulation cost for your attic. We provide a comprehensive guide on installation and pricing in 2023.