Our Design Services

Residential Load Calculations
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Residential Equipment Selection
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Residential Duct Systems
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Welcome to Breen Design

Residential HVAC Calculations & Designs

Since 2010, Breen Design has specialized in delivering residential heating and air conditioning design, as well as load calculations for the Colorado market and beyond. Our team is committed to delivering high-quality designs at a competitive price, and we excel at meeting builder timelines. Services include:

Experience You Can Trust

At Breen Design, we’ve worked with various residential builders and building departments in Colorado, including Jefferson County. Our residential HVAC design experience also spans across the country with projects in Washington D.C. all the way to Arizona. No matter where you are, we’ll make it happen.

Our mission is to deliver high-quality designs in a timely manner with a focus on a streamlined, hassle-free process. Most importantly, we offer prices that won’t break the project budget.

We look forward to partnering with you on your next project. You’ll find that we work closely with our builders and HVAC contractors to provide a finished product that reflects the input and expertise of all those involved. Give us a call to find out how we can support your success.

We would love to have an opportunity to work with you on your project. We work closely with our builders and HVAC Contractors to provide a finished product that reflects the input of everyone involved.

Give us a call today and find out what we can do for you.

Rheia Air Distribution Systems

Breen Design is proud to offer Rheia’s full line of Air Distribution Systems, click to learn more.

Pricing Information

Our pricing is based on conditioned square footage of the property and is negotiable depending on the forms needed and the volume.  In order to get started on pricing your project, we need to know as much detail as possible about how the project is being built.  Just click the project planning button to begin this simple process.


What Our Clients Are Saying

Why Choose Breen Design?

We have built our business by maintaining a sterling reputation and winning most new clients through recommendations and word of mouth. From your initial call to the completion of your project, we will treat you like you’re our only client. You can rely on Breen Design for:

  • Prompt, honest and open communication at every phase
  • Designs and load calculations delivered on time, every time
  • Adherence to industry best practices set forth by the ACCA
  • Expertise in LEED and ENERGY STAR® Version 3 requirements
  • Designs that are sized properly for maximum efficiency
  • Deep experience in the Colorado market and nationwide

In addition, our experts have an extensive background in the HVAC industry and know what products are readily available on the market. That means our designs won’t require customized sizing or special equipment that can lead to budget or schedule overruns.

Bottom line, with the help of Breen Design, you can complete your new home build or retrofit knowing that you have the right HVAC calculations and system design to efficiently cool, heat and ventilate the structure.

Call now to speak with one of our professionals about your next residential project.