Top Benefits of Attic Insulation

Are you experiencing any of the following:

  • Discomforting hot and/or cold areas in your home
  • Odd drafts, even when all the windows and doors are closed
  • Frequent thermostat resetting due to constantly changing indoor temperatures
  • High energy bills

Don’t place the blame on your HVAC system. If you have a relatively new and properly working heating and cooling system, the more likely culprit is inadequate insulation, particularly the insulation in your attic. Improper insulation in your attic makes heating and cooling your house inefficient, which not only makes it less comfortable in your home, but costs you money.

You may think that, well, doesn’t every house have attic insulation? While you may very well find insulation up in your attic, that doesn’t necessarily mean your attic is properly insulated.

In fact, according to the Insulation Institute, 90 percent of homes in the United States are under insulated. With proper attic insulation installation, not only can you save, according to writer Amanda Ringler, up to anywhere between 15 to 50 percent annually on your energy costs, you’ll be more comfortable in your home. Plus, your HVAC doesn’t have to work as hard and consequently lasts longer.

The top of your house should be top of mind when it comes to energy conservation. In this post we cover:

  • What to look for to determine if you have adequate insulation
  • The top benefits of attic insulation
  • Why you should seal your attic

Signs Your Attic Insulation Needs Attention

Various factors can compromise attic insulation, including pest infestation, mold resulting from roof leaks, or settling of insulation over time. Even newer homes can experience insulation issues due to construction flaws or insufficient initial installation. If your house was built before 2006, or if your cellulose insulation is over 20 years old, it’s likely time for an inspection and possible replacement to ensure optimal performance and energy efficiency.

Benefits of Proper Attic Insulation

  1. Cost Savings: Effective attic insulation prevents heat loss during winter and keeps the house cooler in summer, reducing the workload on your HVAC system and lowering energy bills. Adding just a few inches of insulation can save hundreds of dollars annually, making it a cost-effective investment.
  2. Enhanced Comfort: By regulating indoor temperatures more effectively, proper attic insulation ensures a consistently comfortable living environment throughout the year. It prevents heat from escaping in winter and blocks hot air from entering during summer, reducing drafts and temperature fluctuations.
  3. Extended HVAC Lifespan: When your HVAC system doesn’t have to work as hard to maintain desired temperatures, it experiences less wear and tear, resulting in a longer lifespan and fewer repair costs over time.
  4. Increased Home Value: Installing quality attic insulation not only saves on utility bills but can also boost your home’s resale value. Studies show that you can recoup up to 95% of the insulation costs upon resale, making it an attractive feature for potential buyers.
  5. Improved Air Quality: Properly sealing the attic floor and addressing insulation issues can help keep out pests, dust, and allergens, improving indoor air quality and reducing respiratory issues for occupants.
  6. Moisture Control: Good attic insulation reduces the risk of moisture buildup, which can lead to mold growth and structural damage. This is particularly important in regions prone to ice dams, where proper insulation helps prevent water leaks and associated problems.
  7. Environmental Impact: By reducing energy consumption through improved insulation, homeowners contribute to lowering carbon emissions and environmental impact. Every home that optimizes its attic insulation makes a small but meaningful contribution to climate change mitigation.

Choosing the Right Insulation

The effectiveness of attic insulation is measured by its R-Value, which indicates its thermal resistance. The appropriate R-Value for your attic depends on your climate zone. It’s essential to choose insulation materials and thickness levels that match your region’s climate to achieve maximum energy efficiency and comfort. Additionally, proper air sealing is crucial for ensuring insulation works effectively; without adequate sealing, air leaks can compromise the insulation’s performance.

Ensuring Effective Attic Insulation

Installing and maintaining attic insulation requires specialized knowledge and skills. Professional HVAC specialists like Ongaro and Sons specialize in energy-efficient solutions and can assess your attic insulation needs. They can recommend and install the right insulation materials and ensure proper air sealing to optimize your home’s energy efficiency and comfort levels.


Don’t underestimate the importance of attic insulation in achieving an energy-efficient home. By addressing attic insulation issues, homeowners can significantly improve comfort, reduce energy costs, and contribute to environmental sustainability. For expert assistance in optimizing your attic insulation and overall home comfort, consider reaching out to reputable HVAC professionals like Ongaro and Sons.