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Air Sealing & Insulation in Denver, CO

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SINCE 1976

  • EPA & NATE Certified
  • Full Labor Warranty
  • 100% Guarantee
  • Family-Focused
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Maximize Comfort with Expert Air Sealing & Insulation in Denver, CO

A well-insulated home isn’t just about comfort—it’s about saving energy, reducing costs, and maintaining indoor air quality. At Controlling Systems Heating, AC and Electrical Repair, we provide expert air sealing and insulation services in Denver, CO, designed to keep your home comfortable year-round while improving energy efficiency. With decades of experience in HVAC and home performance, we ensure every job is done with precision and care.

Contact us today to schedule an assessment and start lowering your energy bills.

Our Services

What Your Neighbors Are Saying About Us

Sharon A.
Sharon A.
★★★★★
I will definitely recommend Controlling Systems Heating, AC and Electrical Repair to anyone wishing to have a heat pump installed. I am now sitting very comfortably in my house, which has light humidity - perfect on a cold, dry Colorado winter day.
Jeremy B.
Jeremy B.
★★★★★
These guys are amazing at what they do. Punctual, efficient, knowledgeable, and personable, always willing to teach and explain every step of the process. We have relied on Controlling Systems Heating, AC and Electrical Repair for a number of our home improvements.
Shannon
Shannon
★★★★★
Exceptional service. Isidoro was punctual, had great communication before and during the service visit, and managed to fix my heating system within hours after I made an appointment. I highly recommend Controlling Systems Heating, AC and Electrical Repair to anyone.
Troy M.
Troy M.
★★★★★
Absolutely 💯 percent love this company. Hired them to put in a mini split. Process was easy abs straight up. No gimmicks no hassle and no tricks. This company stays in communication and in compliance. My product and my install was perfect!!
Bruce M.
Bruce M.
★★★★★
We’ve been doing business with Controlling Systems Heating, AC and Electrical Repair for more than 10 years for maintenance and repairs All of them were always very polite and professional, answering to all ours questions and concerns. We highly recommend Controlling Systems Heating, AC and Electrical Repair.
Mandi C.
Mandi C.
★★★★★
Izzy came out do to maintenance on our furnace. He was informative, trustworthy, explained everything in layman's terms, and incredibly thorough with his inspection of everything. I appreciated his candor and helpfulness. Would highly recommend.
Melinda Z.
Melinda Z.
★★★★★
They were a fantastic team! They were all upbeat and worked together to install, while being respectful of our home. They exhibited great attention to detail and took the time to explain the device and maintenance afterwards. We highly recommend Controlling Systems Heating, AC and Electrical Repair!
Elaine R.
Elaine R.
★★★★★
Another great furnace check-up. This time my serviceman was Vincent. He called ahead to alert me that he was on his way. He checked out the year old furnace and AC leaving no mess behind for me to clean up. I have used this company for years.
Crystal T.
Crystal T.
★★★★★
We had a great experience with this company! We hired them to replace our furnace and AC unit, and from the first interaction, they were professional, friendly, knowledgeable, and we felt like their pricing was fair. Our install went smoothly and both units are working well!
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How Can We Improve Your Home’s Efficiency?

Poor insulation and air leaks can cause uncomfortable temperature fluctuations and high energy bills. Our team at Controlling Systems Heating, AC and Electrical Repair specializes in identifying these issues and providing tailored solutions to improve your home’s performance.

Our services include:

  • Comprehensive air leak detection
  • Professional sealing of gaps, cracks, and openings
  • High-quality insulation installation

By sealing and insulating your home properly, we help you maintain consistent indoor temperatures, enhance HVAC efficiency, and reduce strain on your heating and cooling systems.

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Call 303-762-1421
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Wall-mounted ductless mini split unit

Choose Us for Professional Air Sealing & Insulation in Denver, CO

With years of expertise in home performance solutions, Controlling Systems Heating, AC and Electrical Repair has built a reputation for delivering quality service and lasting results. Our skilled technicians use top-grade materials and proven techniques to ensure superior insulation and air sealing.

Here’s what sets us apart:

  • Certified and experienced professionals
  • Energy-saving solutions tailored to your home
  • Transparent pricing with no hidden fees

We take pride in improving home comfort while helping our customers achieve significant energy savings. Whether you’re dealing with drafts, uneven temperatures, or high utility bills, we have the right solution for you.

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Call 303-762-1421
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Advanced Air Sealing & Insulation Solutions

Proper air sealing and insulation go beyond just adding materials—they require a strategic approach to enhance overall energy efficiency. Our team conducts detailed inspections to identify problem areas and applies advanced sealing techniques to prevent heat loss and air leakage.

Our process includes:

  • Identifying air leakage points with specialized diagnostic tools
  • Applying industry-leading sealing materials
  • Installing high-performance insulation for maximum efficiency

With our expertise, you can enjoy a home that stays warmer in winter, cooler in summer, and more energy-efficient all year long.

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Call 303-762-1421

Experience Energy-Efficient Comfort Near You

As a trusted provider in Denver, we understand the region’s climate challenges and how they affect home insulation. Our solutions are designed to withstand local weather conditions while optimizing your home’s energy use. We work with homeowners across the Denver area, ensuring their properties stay comfortable and cost-efficient.

When you choose Controlling Systems Heating, AC and Electrical Repair, you’re choosing a team that prioritizes quality, efficiency, and customer satisfaction. Let us help you create a more energy-efficient home today.

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Call 303-762-1421
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FAQ

How do I know if my home needs air sealing and insulation?

If you notice drafts, uneven temperatures, or high energy bills, your home may benefit from improved insulation and air sealing.

We install a variety of insulation types, including fiberglass, cellulose, and spray foam, based on your home’s specific needs.

Yes! Proper insulation and air sealing can significantly reduce heating and cooling costs by improving energy efficiency.

Most air sealing and insulation projects can be completed within a day, depending on the size and complexity of your home.

Yes, we provide flexible financing options to make energy-efficient home upgrades more affordable.

For expert air sealing and insulation services in Denver, CO, trust Controlling Systems Heating, AC and Electrical Repair to deliver reliable solutions. Contact us today to schedule your assessment!
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Call 303-762-1421
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