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Quality HVAC Installation Services Near You in Littleton, CO

  • Master Technicians
  • Background Checked
  • Strong Warranties

Contact Us

  • Same Day Service Available
  • Certified Technicians
  • Service All Makes & Models
  • 30 Minute Call Aheads
  • Daily Discount Coupons
  • Convenient Scheduling
  • Special Financing Options
  • Work Guaranteed in Writing
  • Same Day Service Available
  • Certified Technicians
  • Service All Makes & Models
  • 30 Minute Call Aheads
  • Daily Discount Coupons
  • Convenient Scheduling
  • Special Financing Options
  • Work Guaranteed in Writing

Our Process

We Educate and Advise You First

We begin by helping you fully understand what’s going on with your home. You’ll receive detailed documentation, photos, and honest, low-pressure guidance so you can feel confident making the best decision.

We Perform the Work with Care and Clear Communication

Our teams treat your property with respect, arrive on schedule, and follow all safety and quality protocols. We keep you informed throughout the project and communicate promptly if anything changes so there are no surprises.

We Guide You Through the Completed Project

We don’t simply finish the job and leave. We will walk through everything with you, confirm the area is spotless, answer any remaining questions, and ensure you are completely satisfied before we consider the project finished. Your feedback is important because it helps us continue to improve.

Keep Your Littleton, Co Home Comfortable Year‑Round with Efficient HVAC Installation

At Simply Mechanical, AC, Furnace & Boiler Repair, we specialize in residential HVAC installation in Littleton, CO. Our technicians manage every step—from accurate load calculations and system selection to professional ductwork, permit handling, and precision installation. We tailor each installation to your home to maximize comfort, indoor air quality, and energy efficiency. All installations are backed by a full one-year warranty and our commitment to workmanship, so you can trust your new system to perform reliably year‑round. Contact us today to schedule an installation consultation.

Our Services:

What Your Neighbors Are Saying About Us

Ralph A.
★★★★★
Both very friendly, courteous, competent and fast. By days end, unit was completely installed. Tyler came back next day (on his day off) to walk us thru operation and maintenance. Chatted for a few minutes about his background and said he loves working for Simply Mechanical as he has an amazing boss- best ever.
Barret V.
★★★★★
Absolutely a joy to work with. Very knowledgeable people who don’t try to take advantage of you. They are very pragmatic about what is the best way to take care of a problem at the lowest cost to you. They act like they are doing the job on their own house.
Paul B.
★★★★★
Steve Martin was prompt, professional and analytical. With his advice, I was able to replace a circuit breaker and repair the air conditioner. I am very satisfied with Simply Mechanical's performance and will recommend them to others.
Abigail F.
★★★★★
Stephen and his team are amazing to work with! He is thorough in his inspections, has great pricing. They also offer financing and great applicable specials to your needs! It's a reminder you get what you pay for! If you want a great experience, an honest and reputable business, Simply Mechanical is the right choice for you!
Cannon P.
★★★★★
Simply Mechanical did an amazing job replacing our AC system! We had a very unusual system from a previous homeowner, and Simply Mechanical worked tirelessly to replace it with a better system, and they gave us a great price too!
Eric B.
★★★★★
Great, communicative, experienced company. Stephen is very friendly and knowledgeable. Willing to do what it takes to get units fixed correctly. John and Tyler are also very friendly and knowledgeable. They come out as quickly as possible, communicate, and do the job correctly.
JustForPaws
★★★★★
Great team! Everyone is very respectful of each other and the space they are in. They are efficient and work together as smooth as possible. Job is done right and for a fair price!
Laura M.
★★★★★
Of the bids that we got, Simply Mechanical was the most knowledgeable, honest and reasonably priced. Options were presented and we decided to replace our furnace. A temporary fix was done until the replacement could be scheduled. Our new furnace got us through the cold snap!
C J
★★★★★
The technician did an excellent job. He was very knowledgeable and thorough in checking the HVAC system and quickly resolved the problem. We were impressed and very pleased with the service provided by Simply Mechanical.
Laurie D.
★★★★★
This company did a great job for me. Followed through with all details and in a timely manner. They had to go through my home and took extra steps for cleanliness. I got 5 bids and this company was the best and even added some extra services with no charge. Very impressed and look forward to working with them moving forward. Thanks

How Can We Help with Your HVAC Installation Needs?

We understand the importance of having a reliable HVAC system to keep your home comfortable. That’s why we’re dedicated to delivering dependable HVAC installation tailored to your needs. Whether you’re replacing an outdated unit or upgrading to a new energy-efficient system, we’ll guide you through the process and ensure you get the best solution for your space. You can count on expert service designed with your comfort and satisfaction in mind.

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Choose Us for Customer-Focused HVAC Installation in Littleton, CO

Your home deserves an HVAC system that runs efficiently and enhances your overall comfort. With our professional HVAC installation, you’ll get solutions designed for consistent cooling and heating, improved indoor air quality, and reduced energy costs. Imagine stepping into a perfectly comfortable home even on the hottest days of summer—it’s all possible with the right system in place. Investing in HVAC installation also means investing in peace of mind. Using advanced installation techniques and high-quality equipment, we ensure your system operates at peak performance. You’ll enjoy better temperature control, improved energy efficiency, and a quieter system that blends seamlessly into your home. With the right installation, you’re not just upgrading your HVAC—you’re upgrading your lifestyle.
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Frequently Asked Questions

What signs indicate that I need a new AC unit?
If your AC is over 10 years old, needs frequent repairs, isn’t cooling properly, or is causing higher energy bills, it may be time to consider a replacement.
Most installations take between a few hours to a full day, depending on the type of system and your home’s requirements.
Absolutely! We’ll assess your home’s size, efficiency needs, and budget to recommend the perfect system for you.
We’ll remove your old system, prepare the space, install the new unit, connect it to your ductwork or set up new ducts if needed, and test everything to make sure it works perfectly.

Yes! We back our installations with a warranty, giving you confidence and peace of mind.

Areas We Serve

  • Aurora
  • Centennial
  • Dakota Ridge
  • Denver
  • Englewood
  • Greenwood Village
  • Highlands Ranch
  • Ken Caryl
  • Lakewood
  • Littleton
  • Lone Tree
  • Thornton
  • Westminster
  • Wheat Ridge
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