Attic Insulation

Attic Insulation Services in Thornton, Colorado


(720) 776-2528

Looking for Reliable Attic Insulation in Thornton, CO? We’ve Got You Covered!

Is your home too hot in summer and freezing in winter? High energy bills? 


Poor insulation could be the issue! At Arctic Insulation Contractors, we provide top-quality attic insulation to keep your home comfortable and energy-efficient year-round. Serving Thornton, CO, and nearby areas, we help homeowners lower utility costs with expert insulation solutions.


Our team understands Colorado’s climate and installs insulation designed to handle temperature extremes. Whether you need better heat retention in winter or relief from summer heat, we’ve got the solution.


Call (720) 776-2528 for a free consultation!

Call (720) 776-2528
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Thornton Insulation

Why Is Attic Insulation in Colorado Important?

Your  Attic regulates your home's temperature—without proper insulation, your HVAC system works harder, leading to higher energy costs.


  • Lower Energy Bills – Save up to 30% on heating and cooling costs. 
  • Better Comfort – No more extreme temperature swings. 
  • Improved Air Quality – Reduce allergens, dust, and moisture. 
  • Extended HVAC Life – Less strain on your system. 
  • Eco-Friendly – Reduce energy waste and lower your carbon footprint.


Upgrading insulation also prevents ice dams, humidity issues, and mold growth, protecting both your home and health.


Learn more about how  Attic Insulation can improve your home's efficiency.

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What Types of Attic Insulation Do Arctic Insulation Contractors Offer?

At Arctic Insulation Contractors, we provide high-quality attic insulation solutions designed to withstand Colorado’s extreme temperatures. Whether you're looking for cost-effective or high-performance insulation, we have the right option for your home.

Top Insulation Choices for Thornton Homes

  1. Blown-In Fiberglass Insulation A budget-friendly option that provides excellent thermal resistance, covers hard-to-reach areas, and is non-combustible and moisture-resistant.
  2. Spray Foam Insulation Delivers superior air sealing and insulation. Closed-cell spray foam adds structural strength and high R-value, while open-cell spray foam is ideal for soundproofing and reducing drafts.
  3. Batt & Roll Insulation A traditional yet effective option, pre-cut for easy installation. Works well in attic spaces with standard joist gaps.
  4. Cellulose Insulation An eco-friendly choice made from recycled materials, offering excellent heat resistance and energy savings.


Our experts assess your attic size, existing insulation levels, and budget to recommend the best insulation solution for long-term energy efficiency and comfort.

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What Other Insulation Services Do Arctic Insulation Contractors Offer?

Beyond Attic Insulation: Maximize Efficiency with Blown-In Insulation


Attic insulation is essential for maintaining a comfortable home, but if you’re looking for a fast and effective solution, blown-in insulation is a great option. It provides seamless coverage in hard-to-reach areas, filling gaps that traditional insulation might miss.


At Arctic Insulation Contractors, we recommend blown-in insulation for homeowners who want better temperature control without extensive renovations. It works perfectly alongside attic insulation, ensuring complete thermal protection and energy savings.

Attic Insulation vs.  Blown-In Insulation: What’s the Difference?

Feature Attic Insulation Blown-In Insulation
Best for Heat retention & reducing energy waste Filling gaps in attics & enclosed spaces
Main Benefit Prevents heat loss & improves efficiency Quick installation & seamless coverage
Material Options Fiberglass, Foam, Cellulose Fiberglass, Cellulose
Other  Insulation Services We Offer


In addition to Attic and blown-in insulation, we specialize in:



Our team assesses your home’s insulation needs and recommends the best solution for maximum comfort and efficiency.


Want to upgrade your home’s insulation? Call   (720) 776-2528   today for a   free consultation!

Call (720) 776-2528

Our Attic Insulation Process: How It Works

Step 1: Free In-Home Inspection

We evaluate your attic’s current insulation levels and identify air leaks. 

Step 2: Customized Insulation Plan

Based on your home’s needs, we recommend the best insulation type and coverage.

Step 3: Professional Installation

Our trained technicians install the insulation quickly and efficiently. 

Step 4: Post-Installation Inspection

We ensure everything is properly sealed and up to code.

Step 5: Energy Savings Kick In!

Enjoy a comfortable home and lower energy bills!

We make the process stress-free from start to finish. Our expert team ensures minimal disruption to your daily routine, completing most installations within a day. Plus, we provide a post-installation inspection to guarantee that everything is correctly installed and delivering the expected energy savings.


Book Your Free Attic Insulation Inspection Today! Call (720) 776-2528.

Call (720) 776-2528

How Much Does Attic Insulation Cost in Thornton, CO?

The cost of Attic insulation depends on factors like insulation type, square footage, and installation complexity. Here’s a general pricing guide:

Insulation Type Average Cost per Sq. Ft. Estimated Total Cost (1,000 sq. ft.)
Blown-In Fiberglass $1.00 - $1.50 $1,000 - $1,500
Spray Foam (Closed-Cell) $3.00 - $6.00 $3,000 - $6,000
Spray Foam (Open-Cell) $1.50 - $3.00 $1,500 - $3,000
Batt & Roll Insulation $0.80 - $1.50 $800 - $1,500

Want an exact quote? Get a free estimate by calling (720) 776-2528!

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Why Choose Arctic Insulation Contractors for Attic Insulation?

  • Local Experts – Serving Thornton and surrounding cities, including Denver, Westminster, Broomfield, Arvada, Lakewood, Longmont, Castle Rock, and Highlands Ranch, we understand the unique insulation needs of Colorado homes.
  • Licensed & Insured – We are fully certified, insured, and compliant with local building codes, ensuring that your insulation project meets the highest industry standards.
  • Fast & Hassle-Free Installation – Our professional team works efficiently, completing most jobs in a single day with minimal disruption to your home.
  • 5-Star Customer Satisfaction – We take pride in our reputation, backed by glowing reviews from satisfied homeowners who have experienced lower energy bills and improved comfort after our services.
  • Affordable & Transparent Pricing – No hidden fees or surprise costs—just honest, upfront pricing with detailed estimates tailored to your home's needs.
  • High-Quality Materials – We use only premium insulation materials that provide long-lasting performance, ensuring that your home stays comfortable for years to come.
  • Customer-First Approach – Your satisfaction is our priority. From the initial consultation to post-installation follow-ups, we focus on delivering top-tier service and results that exceed expectations.


Call Now:  (720) 776-2528 – Let’s make your home more  energy-efficient!

Call (720) 776-2528

Where Does Arctic Insulation Contractors Offer Their Attic Insulation Services in Colorado?

Looking for Insulation Contractors Nearby? 

We Also Serve Insulation services in Longmont, CO!

Attic insulation is key to preventing heat loss and improving home comfort. We proudly serve Longmont, CO, delivering expert insulation solutions tailored to your needs.

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Recent Project in Boulder:

We installed blown-in attic insulation for a homeowner, reducing their energy costs by 30%.

Customer Testimonials:

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    “Arctic Insulation Contractors were great! My attic insulation was done quickly and professionally.”


    – Chris D.

  • A white background with a few lines on it

    “I was surprised at how much warmer my home feels after the attic insulation. Amazing job!”


    – Jessica W.

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    “Highly skilled team and great customer service. I will definitely use them again!”


    – Michael H.

Call (720) 776-2528 today to schedule a free consultation!

Call (720) 776-2528

Frequently Asked Questions

  • How do I know if my attic needs new insulation?

    Signs include high energy bills, uneven temperatures, drafts, moisture, or pest issues. We offer free attic inspections to assess your needs.

  • What’s the best attic insulation for Thornton, CO?

    Blown-in fiberglass is affordable and effective, while spray foam provides an airtight seal for maximum energy savings. We recommend the best option based on your home.

  • How much does attic insulation cost?

    Costs range from $1.00 to $6.00 per square foot, depending on type and attic size. We offer transparent pricing and free estimates.

Call (720) 776-2528

Get a Free Quote Today!

Don’t let poor insulation cost you money and comfort. Arctic Insulation Contractors is your trusted partner for energy-efficient attic insulation in Thornton, CO, and surrounding areas.


Call  (720) 776-2528 Now!

Schedule Your Free Inspection Today!


Stay warm in the winter, cool in the summer, and save money year-round. Let’s get started! 

Call (720) 776-2528
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