Proper attic insulation is crucial for keeping your home comfortable and your energy bills low, especially with the changing seasons in Northwest Ohio. When considering an upgrade, two popular options often come up: blown-in insulation and spray foam insulation. Both are excellent choices offered by TFMI Services, but they serve different needs. Understanding the differences will help you decide which home insulation is the right fit for your attic, budget, and long-term goals.
What is Blown-In Insulation?
Blown-in insulation is a loose-fill material, typically made of fiberglass or cellulose, that is blown into an attic space using a specialized hose. This process allows it to fill in gaps and conform around pipes and wiring, creating a thick, uniform blanket of insulation. It is a cost-effective solution that is ideal for topping up existing insulation in older homes or for insulating attics that are not used for storage. Its quick installation makes it a popular choice for homeowners looking for an immediate improvement in comfort and energy efficiency.
What is Spray Foam Insulation?
Spray foam insulation is a liquid that expands into a solid foam when applied, creating a powerful air and moisture barrier. It comes in two types: open-cell and closed-cell. Closed-cell foam is denser and provides a higher R-value (insulation rating), along with structural reinforcement and moisture resistance. Because it seals cracks and gaps so effectively, spray foam insulation is perfect for finished attics, basements, crawl spaces, and even steel buildings. It prevents air leaks and helps control moisture, which is key to preventing mold growth.
Comparing the Two
While both types of attic insulation improve energy efficiency, they have distinct advantages. The best choice depends on your home’s structure, budget, and specific needs.
- Energy Efficiency: Spray foam offers a higher R-value per inch and creates an airtight seal, making it the top performer for energy savings. Blown-in insulation provides excellent thermal resistance but does not stop air leakage as effectively.
- Moisture Resistance: Closed-cell spray foam insulation acts as a moisture barrier, protecting your home from water damage and mold. Blown-in insulation does not offer the same level of moisture protection.
- Durability: Spray foam is a rigid, permanent solution that adds structural integrity and does not settle over time. Blown-in insulation may settle and require topping off after several years.
- Cost: Blown-in insulation generally has a lower upfront cost, making it a budget-friendly option. Spray foam is a premium investment that provides greater long-term energy savings.
- Ideal Application: Blown-in is great for unfinished attics and topping off existing insulation. Spray foam excels in finished spaces, new construction, and areas needing moisture control.
Which One is Right for You?
Choosing the right insulation comes down to your priorities. If you are looking for an affordable and quick upgrade to boost your home’s existing insulation, blown-in insulation is an excellent choice. It provides significant improvements in comfort without a major investment.
However, if your goal is maximum energy efficiency, long-term performance, and superior moisture protection, spray foam insulation is the better option. Its ability to create an airtight seal delivers unmatched savings and helps protect your home’s structural integrity for decades. Our experts at TFMI can inspect your attic and recommend the right home insulation for your Toledo property.
Get an Expert Opinion
Not sure which insulation is right for your attic? Let our experts help. TFMI Services offers professional blown-in and spray foam insulation to keep your home energy-efficient, comfortable, and mold-free.
Schedule your free attic inspection today at toledofoamandmold.com.

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