Affordable, even-coverage blown-in attic insulation for Plano homeowners. Lower energy bills, reduce heat transfer, and complete most jobs in a single day.
Professional Blown-In Insulation Services in Plano, TX
When Plano homeowners need spray foam insulation, CoreLine Insulation delivers professional-grade results backed by certified technicians and a full workmanship warranty. Our spray foam insulation contractor team serves all of Plano’s neighborhoods — from Legacy West and Willow Bend to Spring Creek and the Historic Downtown District — bringing DFW’s most trusted insulation service right to your door.
We offer both open cell spray foam and closed cell spray foam insulation depending on your home’s structure, budget, and energy goals. Closed cell foam delivers superior R-value and acts as a moisture barrier — ideal for Plano’s hot, humid summers where attic temperatures can exceed 140°F. Open cell foam provides excellent air sealing at a lower cost per square foot, a popular choice for attic applications in the 75093 and 75094 zip codes.
With Plano summer temperatures regularly topping 100°F, the right insulation isn’t just a comfort upgrade — it’s a necessity. CoreLine’s spray foam installations help Plano homeowners reduce HVAC load, lower monthly energy bills by 10–30%, and create a more consistent indoor environment year-round. Every project starts with a free attic inspection and a no-pressure, transparent estimate.
Request a Free Estimate
Fast, free estimates. No pressure. No surprises.
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What We Offer
Blown-In Insulation Services We Offer in Plano
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Attic Blown-In Insulation (new & top-up)
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Fiberglass Loose-Fill Insulation
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Cellulose Blown-In Insulation
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Insulation Removal + Blown-In Replacement
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R-38 and R-49 Upgrade Installations
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New Construction Blown-In
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Flat Roof / Cathedral Ceiling Applications
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Attic Air Sealing + Blown-In Combo
Why CoreLine
Why Plano Homeowners Choose CoreLine for Blown-In
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Plano-Based Team
We operate out of 2321 Choctaw Dr, Plano — your neighbors, not a national franchise. Same-day responses and local accountability.
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Certified Technicians
Every installer is trained and certified. All work is performed by certified, insured installers, with CoreLine supervisors on-site for every project.
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Full Warranty
All CoreLine spray foam installations carry a workmanship warranty plus manufacturer material warranties — protection long after we leave.
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Free Inspection
Every project starts with a no-cost, no-pressure attic inspection. We show you exactly where your home is losing energy.
Hear from Our Happy Customers
Discover why Dallas homeowners are buzzing about CoreLine Insulation. Our commitment to comfort, energy efficiency, and top-notch service has earned us great reviews. Join the many satisfied customers who’ve experienced the Coreline difference.
Can’t say enough about the fabulous job that core line did on my attic insulation. Guys came on time and immediately started working. Removed all of my old insulation, sanitized the attic and then... Read More
Can’t say enough about the fabulous job that core line did on my attic insulation. Guys came on time and immediately started working. Removed all of my old insulation, sanitized the attic and then replaced everything. Spent time cleaning up every area inside and outside my home. Highly recommend core line.
Susan Knopp4 months ago
Great service, very professional, clean and organized. Would definitely recommend for full insulation replacement.
Great service, very professional, clean and organized. Would definitely recommend for full insulation replacement.
Hector Gonzalez2 months ago
This company did an excellent job on our attic insulation here in Allen. The team was friendly, showed up when they said they would, and worked quickly without leaving a mess. We’ve already noticed... Read More
This company did an excellent job on our attic insulation here in Allen. The team was friendly, showed up when they said they would, and worked quickly without leaving a mess. We’ve already noticed the house holds temperature better, especially upstairs. Highly recommend
Cassidy Rather4 months ago
Professional, Efficient, and a Massive Difference in Home Comfort! I recently hiredCORELINE INSULATIONto upgrade the energy efficiency of my home here in the DFW area, and I couldn't be more impressed. From the initial... Read More
Professional, Efficient, and a Massive Difference in Home Comfort!
I recently hired CORELINE INSULATION to upgrade the energy efficiency of my home here in the DFW area, and I couldn't be more impressed.
From the initial consultation to the final cleanup, the entire process was seamless.
The team was incredibly knowledgeable and took the time to explain exactly where my home was losing energy.
They didn't just try to sell me a service; they provided a clear plan to help lower my electricity bills and make our rooms feel more consistent in temperature.
A few things that stood out: Professionalism: They arrived right on time and were very respectful of my home, using drop cloths and ensuring everything was spotless before they left.
Expertise: You can tell they know the Texas climate.
They recommended the perfect solution for our specific attic layout. Immediate Results: I noticed a difference in how little my A/C cycled on within 24 hours of the job being finished. If you’re looking for a reliable, local company that actually delivers on its promises of energy efficiency, I highly recommend CORELINE INSULATION.
It truly is an investment that pays for itself in comfort and savings!
Thanks again to CORELINE INSULATION FOR AN EXCELLENT JOB WELL DONE!
DE K2 months ago
Solid company with excellent follow through. Easy to work with from start to finish and great communication along the way. Used them for a rehab investment property and will definitely be using them again.
Solid company with excellent follow through. Easy to work with from start to finish and great communication along the way. Used them for a rehab investment property and will definitely be using them again.
Ted DeGraff10 months ago
Our Process
How Our Blown-In Insulation Process Works
1
Schedule
Book your free attic inspection online or by phone — available 7 days a week.
2
Inspect & Quote
Our technician inspects your attic, identifies air leaks, and provides a clear upfront quote — no surprises.
3
Install
Professional spray foam application — clean, precise, and completed in one visit for most Plano jobs.
4
Save
Watch your energy bills drop. Most Plano homeowners see 10–30% reduction in heating and cooling costs.
Our Latest Projects
Our gallery showcases the craftsmanship and attention to detail that go into every CoreLine project.
FAQ
Frequently Asked Questions About Blown-In Insulation in Plano
How much does blown-in insulation cost in Plano, TX? +
Every blown-in insulation project is different — cost depends on attic square footage, target R-value, and whether old insulation needs to be removed first, which adds to project cost on retrofit jobs. Give us a call and we’ll come out to provide a tailored, no-obligation estimate. Our minimum project cost is $1,500.
How long does blown-in insulation installation take in Plano? +
Most residential blown-in attic jobs in Plano take 2–5 hours. Larger attics or full-home projects may take a full day. We’ll give you a clear timeline during the free inspection.
Do you offer blown-in insulation in the Legacy West area of Plano? +
Yes — CoreLine serves all Plano neighborhoods including Legacy West, Willow Bend, Spring Creek, and the Historic Downtown area. We cover all Plano zip codes: 75023, 75024, 75025, 75074, 75075, 75093, and 75094.
What’s the difference between blown-in fiberglass and cellulose insulation? +
Blown-in fiberglass resists moisture and won’t settle as much over time. Cellulose offers slightly better sound dampening and is made from recycled material. Our technicians will recommend the right type during your free inspection.
Is CoreLine Insulation licensed and insured in Texas? +
Yes. CoreLine Insulation is fully licensed and insured to operate in Texas. We’re BBB accredited and Greenguard Gold certified. All installations are covered by our workmanship warranty plus manufacturer material warranties.
Will blown-in insulation lower my energy bills in Plano? +
In most Plano homes, properly installed blown-in insulation reduces heating and cooling costs by 10–30%. Given that Plano summers regularly exceed 100°F, reducing attic heat transfer makes a measurable difference. Many homeowners recover the installation cost within 3–6 years through energy savings alone.
Service Area
Proudly Serving Plano, TX & DFW
CoreLine Insulation serves all Plano zip codes including 75023, 75024, 75025, 75074, 75075, 75093, and 75094. Our team regularly works in Legacy West, Willow Bend, Jack Carter, Estates of Suncreek, and neighborhoods throughout East and West Plano.
Susan Knopp 4 months ago
