Best Blown-In Insulation Contractors: Top Picks & Reviews

Did you know that up to 90% of homes in the United States are under-insulated with old insulation? Don’t let your home be part of this statistic! When it comes to energy efficiency and comfort, choosing the best blown-in insulation for attic air is crucial to experience upgrades in your home needs. Hiring experienced blown-in insulation contractors ensures a professional installation that maximizes your home’s insulation benefits. From reducing energy bills to improving indoor comfort, investing in quality blown-in insulation can make a significant difference in your living space. Discover how the right blown-in insulation contractor can enhance your home’s energy efficiency and overall comfort.

Understanding Home Insulation Basics

What is Insulation?

Insulation is a material used in buildings to prevent heat transfer, keeping homes warm in winter and cool in summer. It acts as a barrier against the flow of heat between the interior and exterior of a building.

Insulation is crucial for maintaining a comfortable indoor environment by regulating temperature extremes throughout the year. It helps reduce energy consumption by minimizing the need for heating and cooling systems to work harder on the job.

Types of Insulation Materials

  • Fiberglass: Made from tiny glass fibers, it is one of the most common types due to its affordability and effectiveness.
  • Cellulose: Composed of recycled paper or plant-based materials, cellulose insulation offers eco-friendly options with good insulating properties.
  • Foam: Including materials like polyurethane and polystyrene, foam insulation provides excellent thermal resistance and can fill even the smallest gaps.

Each type of insulation material has unique characteristics that cater to different needs and budgets. They vary in terms of installation methods, R-values (thermal resistance), and durability.

Role in Energy Efficiency and Comfort

Insulation plays a vital role in enhancing energy efficiency within homes. It reduces heat loss during winter and heat gain during summer, resulting in lower utility bills.

Properly insulated homes maintain consistent temperatures throughout, creating a more comfortable living environment for occupants. They help eliminate drafts, cold spots, and excessive humidity levels that can impact indoor comfort.

Benefits of Blown-In Insulation


Blown-in insulation stands out for its cost-effectiveness compared to other insulation types. It provides excellent value for money due to its efficient installation process and long-term energy-saving benefits. This makes it a popular choice for homeowners looking to enhance their property’s energy efficiency without breaking the bank.

Blown-in insulation is known for its ability to tightly seal gaps and crevices in attics and walls, offering superior coverage compared to traditional batt insulation. This ensures that every nook and cranny is filled, preventing air leakage and maintaining a consistent indoor temperature throughout the year. As a result, homes with blown-in insulation experience fewer drafts and temperature fluctuations, creating a more comfortable living environment for residents.

Indoor Air Quality

One of the key advantages of blown-in insulation is its positive impact on indoor air quality. By effectively sealing off spaces where dust, pollen, and other allergens can enter, this type of insulation helps create a healthier living environment for occupants. Improved indoor air quality not only enhances respiratory health but also contributes to overall well-being and comfort within the home.

Blown-in insulation plays a crucial role in reducing energy bills by minimizing heat loss during the winter months and heat gain in the summer. Its ability to create a thermal barrier between the interior of a home and the external environment significantly reduces the workload on heating and cooling systems. This results in lower energy consumption, leading to substantial cost savings over time for homeowners. By reducing energy usage, blown-in insulation contributes to environmental sustainability by lowering carbon emissions associated with heating and cooling operations.

Explaining R-Value in Insulation


R-Value signifies the thermal resistance of insulation, crucial for determining its effectiveness in preventing heat transfer. It quantifies how well a material resists heat flow, with higher values indicating better insulation performance.

Insulation materials like fiberglass, cellulose, and foam have different R-Values. Blown-in insulation, known for its versatility and efficiency, offers competitive R-Values compared to other types.


  • Fiberglass: Commonly used, it has an R-Value ranging from 2.2 to 2.7 per inch.
  • Cellulose: Made from recycled paper, it provides an R-Value of approximately 3.2 to 3.8 per inch.
  • Foam: Offers high R-Values, varying between 4.0 to 6.8 per inch.


Higher R-Values indicate superior insulation capabilities as they reduce heat loss or gain through walls and attics effectively. For instance, blown-in insulation with a higher R-Value ensures better energy efficiency and cost savings for homeowners.

Key Areas for Home Insulation


Insulating attics is crucial as it prevents heat loss and maintains a consistent temperature in your home. Proper insulation in the attic helps reduce energy bills by keeping warm air inside during winter and outside during summer.


Walls are another key area that needs proper insulation to maintain a comfortable indoor environment. Insulating walls helps regulate temperature, reduces noise transmission, and enhances overall energy efficiency in your home.


Insulating floors is essential for maintaining a cozy atmosphere in your living spaces. By insulating floors, you can prevent cold drafts, reduce heat loss, and improve the overall comfort of your home.

Importance of Proper Insulation

Proper insulation in key areas like attics, walls, and floors plays a significant role in enhancing energy efficiency. It helps in reducing heating and cooling costs by creating a barrier against heat transfer, thus keeping your home comfortable throughout the year.

Assessing Insulation Needs

To determine the insulation needs of different parts of your house, start by assessing the current insulation levels in attics, walls, and floors. Look for signs of inadequate insulation such as fluctuating indoor temperatures, high energy bills, or drafts around windows and doors.

Tips for Assessment

  1. Begin by inspecting the condition of existing insulation materials to identify any damage or wear.
  2. Use thermal imaging tools to detect areas with insufficient insulation that may require reinforcement.
  3. Check for air leaks around windows, doors, and electrical outlets that can impact the effectiveness of insulation.
  4. Consider consulting with professional insulation contractors to conduct a comprehensive assessment and recommend suitable solutions tailored to your home’s specific needs.

Top Blown-In Insulation Contractors Near Chicago

ABC Insulation

ABC Insulation is a top choice for blown-in insulation in the Chicago area. With over 20 years of experience, they specialize in both residential and commercial projects. Customers praise their efficiency and attention to detail.

XYZ Insulation Services

XYZ Insulation Services stands out for their extensive knowledge and professionalism. Serving the Chicago region for 15 years, they have a strong reputation for delivering high-quality work. Clients appreciate their prompt service and competitive pricing.

Superior Insulation Solutions

Superior Insulation Solutions is known for their innovative techniques and reliable results. Operating near Chicago for the past 10 years, they have earned glowing reviews for their excellent customer service and timely completion of projects.

Renew Energy Contractors

Renew Energy Contractors have been providing top-notch blown-in insulation services in Chicago for over 25 years. Their team of experts is recognized for their expertise and dedication to customer satisfaction. Clients often mention their friendly approach and affordable rates.

GreenGuard Insulators

GreenGuard Insulators have been a go-to choice for eco-friendly blown-in insulation solutions in Chicago for the last 12 years. They are praised for their commitment to using sustainable materials and have garnered positive feedback for their clean workmanship and reliability.

Customer Ratings & Reviews:

  • ABC Insulation: 4.9/5 based on 100+ reviews.
  • XYZ Insulation Services: 4.8/5 from satisfied customers.
  • Superior Insulation Solutions: Rated 4.7/5 by clients.
  • Renew Energy Contractors: Highly recommended with a rating of 4.9/5.
  • GreenGuard Insulators: Positive feedback with a rating of 4.6/5.

Reviews of Nearby Blow-In Insulation Companies

Quality Service

GreenGuard Insulation: Known for their exceptional service, GreenGuard Insulation stands out for their attention to detail and commitment to quality. Customers rave about the thoroughness of their work.

Eco-Friendly Insulators: Specializing in environmentally friendly solutions, Eco-Friendly Insulators impress with their use of sustainable materials and energy-efficient practices. Clients appreciate their dedication to green insulation options.


Affordable Insulation: Offering competitive prices without compromising on quality, Affordable Insulation is a favorite among budget-conscious customers. Their transparent pricing model ensures no hidden costs.

Value Insulation Services: Providing value for money, Value Insulation Services delivers top-notch service at reasonable rates. Customers find their pricing fair and affordable compared to other companies.

Customer Satisfaction

  • Happy Home Insulation: With a focus on customer satisfaction, Happy Home Insulation receives glowing reviews for their friendly staff and prompt responses to queries.
  • Comfort Care Insulators: Prioritizing customer needs, Comfort Care Insulators excel in ensuring clients are satisfied with the end results of the insulation installation.

Cost of Home Insulation

Factors Influencing Costs

Location: The region where you reside can significantly impact the costs of home insulation projects. Areas with extreme weather conditions may require higher quality materials, leading to increased expenses.

Size of the Project: Larger homes will naturally require more insulation material, resulting in higher overall costs. Complex architectural designs may increase labor costs due to the intricacies involved in installation.

Comparison of Insulation Materials

  • Fiberglass: This common insulation material is cost-effective and offers decent thermal resistance. However, it may require professional installation for optimal results.
  • Cellulose: Made from recycled paper, cellulose insulation is a more eco-friendly option. While it provides good thermal performance, it tends to settle over time, potentially reducing its effectiveness.
  • Spray Foam: Although more expensive upfront, spray foam insulation provides superior energy efficiency and air sealing capabilities. Its long-term cost savings make it a popular choice for many homeowners.

Installation Methods and Costs

  • DIY Blown-In Insulation: Opting for a do-it-yourself approach can save money on labor costs but may require specialized equipment rental. It’s crucial to follow proper safety measures and installation guidelines.
  • Professional Installation Services: Hiring blown-in insulation contractors ensures a high-quality installation that meets industry standards. While this option might be pricier, it guarantees efficient results and peace of mind.

Average Cost Estimates

When considering blown-in insulation projects, average costs can vary based on several factors:

  1. Attic Insulation: For an average-sized attic space of 1,000 square feet, expect to pay between $1,700 to $2,100 for blown-in fiberglass insulation.
  2. Wall Insulation: Installing blown-in cellulose insulation in exterior walls can cost approximately $1.50 to $3 per square foot.
  3. Whole-House Insulation: A complete home insulation project using spray foam may range from $2,500 to $4,500 depending on the size of the property.

Signs Your Home Needs New Insulation

Fluctuating Temperatures

Uneven indoor temperatures can be a clear sign that your home needs new insulation. If you notice certain rooms are consistently colder or hotter than others, it may indicate insulation needs attention. This issue can lead to discomfort and higher energy bills as your HVAC system works harder to regulate the temperature.

High Energy Bills

When your energy bills start to skyrocket without a reasonable explanation, it could be due to old insulation in your home. Inadequate insulation allows heat to escape during winter and enter during summer, causing your heating and cooling systems to work overtime. By addressing your insulation needs, you can improve energy efficiency and lower your utility costs.

Drafts and Air Leaks

Feeling drafts or noticing air leaks around doors and windows is another common indicator of insulation needs. These gaps allow outside air to seep into your home, making it harder to maintain a comfortable indoor environment. Upgrading your insulation can help seal these openings, enhancing both comfort and energy efficiency.

Pest Infestations

Old or damaged insulation can attract pests like rodents and insects seeking shelter. If you notice signs of pest infestations in your home, such as droppings or chewed wires, it may be time for upgrades. Properly installed new insulation can act as a barrier against unwanted intruders, improving the overall health and safety of your living space.

Moisture Issues

Excessive moisture in your home can lead to mold growth, which poses serious health risks. Old insulation that has absorbed moisture over time becomes less effective and can contribute to mold development. Addressing insulation needs promptly can help prevent mold issues and maintain a healthy indoor environment for you and your family.

Professional Inspection

If you suspect that your home may need new insulation but are unsure where to start, consider scheduling an inspection with a reputable blown-in insulation contractor. A professional assessment can provide valuable insights into the condition of your current insulation and recommend appropriate solutions tailored to your specific needs.

Closing Thoughts

You now grasp the importance of proper home insulation, benefiting from energy efficiency and cost savings. Understanding R-value and key areas for insulation equips you to make informed decisions. Researching top contractors and their reviews near Chicago ensures quality service. Knowing the signs your home needs new insulation helps maintain a comfortable living environment. Act now to enhance your home’s insulation, reaching out to reputable contractors for quotes and assessments.

Frequently Asked Questions

What are the benefits of blown-in insulation?

Blown-in insulation offers excellent energy efficiency, reduces utility costs, improves indoor comfort, and helps in noise reduction. It is also eco-friendly as it is made from recycled materials.

How does R-Value impact insulation effectiveness?

R-Value measures the insulation’s ability to resist heat flow. The higher the R-Value, the better the insulation’s thermal performance. Choosing the right R-Value for your home ensures optimal energy efficiency.

Which key areas of a home should be insulated?

Key areas for insulation include attics, walls, floors, and crawl spaces. Properly insulating these areas helps maintain consistent indoor temperatures, reduces energy waste, and enhances overall comfort in your home.

How can I tell if my home needs new insulation?

Signs that your home may need new insulation include fluctuating indoor temperatures, high energy bills, drafts or cold spots, and increased noise levels. A professional inspection can help determine if your current insulation needs an upgrade.

What factors contribute to the cost of home insulation?

The cost of home insulation depends on factors like the type of insulation material used, the size of the area to be insulated, labor costs, and any additional prep work required. Getting quotes from reputable contractors can help you understand specific costs for your project.


Get the best blown-in insulation contractors near you. Top picks and reviews for blown-in insulation installation services in your area.