Blocks Conductive Heat Loss: By thickening the barrier between living space and attic, blown-in insulation slows the heat that would otherwise pass through the ceilings and walls of your Roanoke or Blacksburg home as outdoor conditions swing.
Local Blown-In Insulation in Roanoke & Blacksburg
Let Our Insulation Experts Show You The Many Benefits Of Our High Performance Insulation.
When it comes to boosting comfort in the Roanoke Valley, blown-in insulation is hard to beat for speed and value. Our team “blows” loose-fill material into attics and enclosed cavities through a hose, forming a deep thermal blanket that conforms to every corner and framing gap.
If your insulation is thin, patchy, or decades old, Koala Insulation of Roanoke & Blacksburg can bring it up to modern standards.
Get a Free Estimate
Trusted
Your Blown-In Insulation Team in the Roanoke Valley
The Roanoke Valley’s humid summers and cold mountain winters can make your home feel uncomfortable and your HVAC system work overtime. The surprising part? A large share of homes here still rely on a thin, decades-old layer of attic insulation that falls well below current recommendations.
Best uses for blown-in insulation:
Attic floors to quickly boost your R-value to modern standards.
Wall cavities in some retrofit situations, following industry best practices.
Knee walls & sloped ceilings where batts are tough to fit.
A Superior
Whole-Home Thermal Upgrade
For Roanoke and Blacksburg homeowners and businesses, blown-in insulation is one of the most effective efficiency upgrades available. The loose-fill material spreads into a seamless blanket across the attic floor or inside cavities, covering old insulation and bare framing alike with fast, uniform protection against cold valley nights.
These capabilities define the insulation type:
Blocks Air Infiltration: When combined with Koala’s targeted air sealing, blown-in insulation helps reduce drafts by limiting the pathways where treated air can escape and outside air can sneak in around framing, wiring, and other penetrations common to homes in the Roanoke Valley.
Stops Moisture: By improving overall attic R-value and supporting proper ventilation, blown-in insulation helps reduce the condensation and moisture movement that contribute to heat loss in homes in the Roanoke Valley.
Advantages Of
Blown-In Attic Insulation in the Roanoke Valley
Between cold valley nights and mountain winters, homes in the Roanoke Valley work hard to stay comfortable. Blown-in insulation helps by installing quickly, topping off existing layers, and supporting lower energy costs with year-round comfort. Additional advantages include:
Improved Air Quality
Because our crews air-seal key attic leaks before blowing insulation, the upgrade also helps keep dust, pollen, and other outdoor pollutants from sneaking into the living spaces of your Roanoke or Blacksburg home through ceiling penetrations.
Water & Fire Resistance
The blown-in products we install are designed with fire safety in mind. Proper installation around recessed lights, chimneys, and other heat sources is critical, and our team follows local codes and manufacturer guidelines to help keep your Roanoke or Blacksburg home safe.
Pest and Wildlife Protection
If pests are a concern in the Roanoke Valley, ask us about cellulose: it is the only blown-in insulation that includes pest-resistant additives. Combined with air sealing that closes off entry points, it supports a cleaner, better-protected attic.
Soundproofing
Beyond temperature, there is peace and quiet. Loose-fill insulation absorbs airborne sound, taking the edge off busy roads, barking dogs, and the thump of upstairs rooms so your home in the Roanoke Valley feels calmer.
Environmentally Friendly
Choosing blown-in is an environmentally friendly move for Roanoke and Blacksburg homeowners. The material itself is manufactured from recycled content, and by trimming the energy needed to heat and cool your home (studies cite reductions of up to 40%), it shrinks your carbon footprint season after season.
The Roanoke Valley’s Stress-Free 4-Step
Blown-In Installation Process
Free Insulation Assessment
Our efficiency experts start with a thorough, no-cost examination of how your Roanoke or Blacksburg home is performing today.
- Prep for Safe InstallationEvery blown-in insulation project in the Roanoke Valley starts with careful preparation. We protect floors and walkways, set up safe access to the attic, and install rulers or depth markers so we can confirm the final insulation level across the entire space. If needed, we will install baffles at the eaves to maintain ventilation and keep insulation from blocking soffit vents.
Koala Difference: Thorough prep is why our installs in the Roanoke Valley perform properly and why you will not find a layer of dust through the house afterward.
- Seal Key Leaks & Set Up EquipmentInsulation works best over a sealed attic, so before any material goes in, we close the leaks our thermography detection flags in your Roanoke or Blacksburg home: plumbing penetrations, wiring holes, recessed lights, and the attic access itself.
Koala Difference: Pairing air sealing with the blow-in is how we turn a good upgrade into a great one for your Roanoke or Blacksburg home.
- Blow In & Level the InsulationNow the insulation goes in. Our installers work methodically across the attic, blowing material to the specified depth and R-value, feathering it into corners and tight spots, and checking depth markers until coverage is uniform across your Roanoke or Blacksburg home.
Koala Difference: Thin spots quietly steal performance, so we measure and verify until coverage across your Roanoke or Blacksburg home is truly uniform.
- Wrap Up & Review
Once the target depth is confirmed, we vacuum the work area, pack out all equipment, and verify the attic access is sealed tight. Then we walk you through the project at your Roanoke or Blacksburg home, share before-and-after photos when available, and answer any questions about your new insulation.
Koala Difference: The relationship outlasts the project. Koala Insulation of Roanoke & Blacksburg stays available for questions and can point you toward rebates or tax credits you may qualify for.
Get a Quote
Your comfort upgrade starts with one visit. Schedule your free assessment with Koala Insulation of Roanoke & Blacksburg, the blown-in insulation team Roanoke and Blacksburg homeowners trust!
What to Expect
In 5 Easy Steps
In 5 Easy Steps
What to Expect
In 5 Easy Steps
Schedule Your Free Evaluation
Contact your nearest Koala Insulation Location, recognized as the #1 trusted insulation expert nationwide. We will discuss your needs and schedule an appointment to provide a free evaluation.
Home Efficiency Assessment & Estimate
One of our friendly insulation experts will perform a thorough home efficiency assessment. Your insulation expert will then review the assessment findings, the science behind these findings, and why any changes are needed. Lastly, your insulation expert will provide the best option that fits your home efficiency needs and your budget.
Schedule Your Insulation Service
We will schedule your insulation service for the soonest availability that fits your schedule because we understand that your home insulation is a priority!
Installation
Our team of highly skilled insulation technicians will install your premium insulation solution in as little as two hours. We treat your home like our own and take time to leave it cleaner than it was before.
Post Installation Inspection
Contact your nearest Koala Insulation Location, recognized as the #1 trusted insulation expert nationwide. We will discuss your needs and schedule an appointment to provide a free evaluation.
Enjoy Your Comfortable & Efficient Home
Enjoy a more efficient home with lower energy bills and improved comfort year-round. Enjoy your improved home stress free knowing that Koala Insulation stands behind their work! Reach out to your Koala Insulation team anytime for support.
Benefits
Enhanced Comfort
Energy Savings
Quality Materials
Eco-Friendly Options
Enhanced Comfort
Stay cozy inside, no matter the weather outside.
Energy Savings
Save on your energy bills while keeping your home comfy all year.
Reduced Noise
We use top-quality insulation to give you lasting results.
Eco Friendly
Choose insulation that’s better for your home and the planet, such as solar-powered attic fans.
Your Satisfaction is
Our Top Priority
But do not take it from us: hear what clients in the Roanoke Valley say about their experience with our insulation team.
Sean R
15:40 22 May 25
Kyle came to my house to give me a quote for adding insulation in my attic. He explained the options and the total cost. Also, he pointed out a tax credit for adding insulation along with where to find the IRS Form.
Chris and Dre showed up the next day to do the job. Both were very professional and efficient during the process of adding more insulation.
I highly recommend Koala Insulation of Melbourne and Orlando.
Chris and Dre showed up the next day to do the job. Both were very professional and efficient during the process of adding more insulation.
I highly recommend Koala Insulation of Melbourne and Orlando.
Diane Pleuss
17:33 21 Apr 25
Trent Schwenn’s middle name should be customer service! He has a heart for genuinely helping people.
As the owner of Koala Insulation, he is professional, as is his well-trained staff. You can trust his crew to use quality materials and ensure energy-saving solutions.
Plus, they use eco-friendly products to help make your home or business more energy efficient.
There’s lots more I could add, but I suggest you check them out yourself
As the owner of Koala Insulation, he is professional, as is his well-trained staff. You can trust his crew to use quality materials and ensure energy-saving solutions.
Plus, they use eco-friendly products to help make your home or business more energy efficient.
There’s lots more I could add, but I suggest you check them out yourself
Candace Terry
21:31 04 Feb 25
I had an excellent experience working with Koala. They were prompt with their services and delivered as they said. I recommend their services to those looking.
Conner Ivan
14:19 25 Sep 24
I want to give a HUGE!!!! Shout out! to James and Josh for all the training and knowledge they gave me while I was at Headquarters. I really can’t say enough good about these two guys. I highly recommend going to the spray foam boot camp training. I learned ALOT and had a GREAT! time as well. I appreciate you both more then you know and thank you guys again!!!!! Also thank you to everyone at headquarters for being such great hostess’s. Amazing! Experience! I will never forget it! THANK YOU!!!! KOALA! HEADQUARTERS!!!!!!!
Toni Nick
20:05 17 Sep 24
We had a fantastic experience with Koala Insulation, especially thanks to Kyle. From the moment he arrived, he was incredibly polite and professional. He took the time to explain the entire process to us, answered all our questions with patience, and made sure I felt comfortable with every step. It's rare to find such courteous and respectful service nowadays, and Kyle truly went above and beyond. I will be recommending this buisness to our friends and family!
Leira Wilkerson
14:31 10 Jul 24
Chris and Dre came on time with a quick turn around on scheduling. They took time to show us and explain everything which was appreciated.
Robert Macniven
10:56 03 Jun 24
Glad Tidings
19:38 13 May 24
Hired Koala to update my attic insulation to R38, install a solar attic fan and add insulation to my garage. Excellent job, there were well worth the money. I recommend this business.
Bonnie Cameron
15:53 08 Apr 24
Fantastic customer service! Excellent price! Mike and Connor arrived on time, did an exceptional job even doing a couple things that I didn’t know needed to be done in my attic, and left everything very clean. They were polite and wonderful the entire time they were here. Excellent work, excellent price, and would definitely recommend them as a great company to use.
Why
Choose Koala?
Local experts, national standards: Locations across the U.S. & Canada with a consistent process and support, delivered by a locally owned team in the Roanoke Valley.
Trained, professional crews: Installers equipped with professional-grade blowing equipment and trained on proper depth, coverage, and ventilation practices.
Safety and site care: Careful prep, code-compliant clearances around recessed lights and flues, and a vacuumed, tidy site when the work is done.
Incentive support: Guidance on rebates and tax credits that can reduce the net cost of your insulation project.
Get a Quote
Your comfort upgrade starts with one visit. Schedule your free assessment with Koala Insulation of Roanoke & Blacksburg, the blown-in insulation team Roanoke and Blacksburg homeowners trust!
Frequently Asked Questions
Blown-In Insulation FAQs
Get all your questions answered by our local experts. If we didn’t address your question here, give us a call at 844-805-6243 or schedule a free quote today!
What Does Blown-In Insulation Cost in the Roanoke Valley?
How much blown-in insulation costs is one of the first questions we hear, and the honest answer is that it depends on your home.
The biggest factors include:
- The size of your home: More attic square footage means more material and more installation time.
- The type of insulation used: Materials like cellulose and fiberglass are priced differently.
- The level of effort involved: Attic access, prep work, air sealing, and any old insulation removal all shape the scope.
And because a well-covered attic cuts heat loss, the project starts working to lower your energy bills from day one.
Before you budget, check on incentives: many state and local governments and utility providers offer rebates that help bring the net cost down. For a firm number on your Roanoke or Blacksburg home, skip the guesswork: contact us for a free assessment and a quote built on your actual attic.
Is Blown-In Insulation Better Than Rolls (Batts)?
Blown-in insulation is usually a better attic solution than rolls (batts) because it creates a more consistent, continuous layer across the attic floor. It fills around joists, wiring, pipes, and odd corners where rolls often leave small gaps. Those gaps may not look like much, but they add up to drafts, uneven temperatures, and lower real-world performance in homes in the Roanoke Valley.
How Much Blown-In Insulation Do I Need?
The right amount comes down to three inputs: the square footage of the space, the insulation depth required, and where you live (see the map below). Climate drives the recommended attic R-value, with colder regions needing thicker insulation to slow heat loss and warmer regions needing enough depth to block heat gain. Attic size and target R-value together set how much material consistent coverage requires. The Roanoke and Blacksburg area falls in IECC Climate Zone 4A (mixed-humid), where DOE and ENERGY STAR guidance calls for attic insulation of roughly R-38 to R-60.
Rather than estimating, professional installers work from climate-zone guidelines, your existing insulation depth, and manufacturer coverage charts. That approach matches depth to the recommended R-value for the region, builds in allowance for settling, and prevents the coverage gaps that undercut performance. Check the diagram below to see how recommended attic levels change across regions, and why the right depth here is not the same as somewhere else.
Insulation Education
Learn why insulation is critical to your home’s energy efficiency and your family’s comfort.
Learn More
Get a quote
Ready to start your insulation project? Get a free quote from your local Koala Insulation team today.
