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Break Free from Vapor Compression: A New Path to Ultra-Efficient HVAC

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SVL’s latest Coffee Break webinar brought a fresh perspective to one of the industry’s biggest challenges: how to dramatically improve HVAC efficiency while navigating increasing energy demand, decarbonization pressures, and evolving refrigerant regulations. Hosted by Jeff Peterson of SVL, the session featured Matthew Kruse, VP of Sales at Blue Frontier, who introduced a breakthrough approach to air conditioning that rethinks the fundamentals of how cooling and dehumidification are achieved.

Rethinking HVAC at a Critical Time

The conversation opened with a clear reality: HVAC systems sit squarely at the center of rising energy demand. With global temperatures increasing and cooling loads projected to surge, traditional vapor compression systems are under scrutiny—not just for efficiency, but for their reliance on high-GWP refrigerants and peak energy consumption patterns.

Blue Frontier’s technology aims to address both challenges head-on by fundamentally changing how HVAC systems operate. Rather than relying solely on vapor compression, their system combines liquid desiccant technology with indirect evaporative cooling and integrated thermal storage—a combination designed to significantly reduce energy use while improving performance.

A New Approach: Decoupling Temperature and Humidity

One of the most compelling takeaways from the session was how Blue Frontier separates temperature control from humidity control—something conventional systems struggle to do efficiently.

Traditional systems typically:

  • Overcool air to remove moisture
  • Then reheat it to maintain comfortable supply temperatures

 

This process wastes energy. Blue Frontier avoids this by using a non-corrosive liquid desiccant to remove moisture directly, without overcooling. Then, indirect evaporative cooling is used to precisely control supply air temperature.

The result? A system that moves differently on the psychrometric chart—delivering targeted humidity and temperature control without the energy penalty of conventional methods.

Built-In Energy Storage: A Game Changer

Another standout feature is the system’s integrated thermal energy storage, which acts like a battery within the unit.

This allows the system to:

  • Shift energy use to off-peak hours
  • Reduce peak demand charges
  • Operate at extremely low power during peak periods

 

In some cases, the system can deliver full cooling capacity using roughly the same energy as a household appliance for several hours. This “dispatchable cooling” capability is particularly attractive to utilities and building owners looking to manage demand and reduce operating costs.

Efficiency Gains That Stand OutBlue-Frontier-DOAS NEW

While using onboard thermal storage – Blue Frontier reports efficiency improvements of up to 300% compared to conventional systems!

Real world benefits translate to:

  • 40–85% energy savings, depending on climate
  • Significant reductions in operational costs
  • Lower carbon footprint
  • Zero refrigerant leak mitigation risk
  • Heat Exchanger has no moving parts – nothing to break or degrade over time.

 

The system becomes even more compelling in regions with high cooling loads or where utilities incentivize load shifting and energy efficiency.

Practical Considerations for Engineers

While the technology is innovative, the discussion stayed grounded in real-world application:

  • Capacity: Current units deliver ~20 tons, with extended capacities on the horizon.
  • Airflow: 3500 cfm capable of delivering 55 degree dew point.
  • Water Use: Minimal (approximately 0.3–0.8 GPM), this ends up being a net water savings when considering power plant usage
  • Weight: Heavier than traditional RTUs (~8,000 lbs), requiring structural consideration or on ground level mounting. While heavier than traditional DOAS – much lighter in comparison to traditional thermal storage.
  • Freeze Protection: Desiccant remains stable down to -58°F

 

Importantly, the system is designed for flexibility—capable of rooftop, indoor, or split configurations depending on project needs.

The Bigger Picture

Beyond efficiency, the webinar highlighted a broader shift happening in HVAC. As utilities struggle to balance grid demand and renewable energy integration, technologies that align energy consumption with production (like solar) will play a critical role.

Blue Frontier’s system does exactly that—offering a way to store cooling capacity and deploy it when needed, rather than consuming energy at peak times.

Final Thoughts

This Coffee Break made one thing clear: the future of HVAC won’t be defined by incremental improvements to existing systems—it will come from rethinking the process entirely.

Blue Frontier’s approach represents a bold step in that direction, combining proven technologies in a novel way to deliver meaningful gains in efficiency, sustainability, and operational flexibility.

For engineers, contractors, and building owners, the key takeaway is simple: there are now viable alternatives to traditional vapor compression—and they’re worth serious consideration.

If you’re interested in exploring how this technology could fit into your next project, reach out to your SVL sales engineer to learn more.

Don’t Miss the Next SVL Coffee Break

SVL Coffee Break is our fast-paced webinar series designed to deliver practical engineering insights for today’s commercial HVAC professionals. Each session features real-world applications, expert perspectives, and actionable takeaways across topics like HVAC systems, indoor air quality, hydronics, and emerging technologies.

Opt-in to SVL marketing emails to receive upcoming Coffee Break invites and on-demand recordings.

Contact SVL Today To Learn More About Blue Frontier

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                      Jim Lubratt

                      President & Chief Executive Officer

                      Jim Lubratt has been president of SVL since 2006. He first joined the company as a sales engineer in 1992 and was made a partner in 2000. He holds a Bachelor of Science in mechanical engineering from Southern Methodist University and first entered the HVAC industry as a marketing engineer for a heat pump manufacturer in Texas.

                      In addition to his role at SVL, Jim is vice president of AQC Industries, LLC, a manufacturer of specialized underground ductwork systems. He is also an investor and board member for Hydromx, Inc., a manufacturer of heat transfer nanofluids, and Crotega, Inc., creators of personal and building security solutions.

                      Jim and his wife, Tracy, met in college and married in 1993. They have three children, two of whom have graduated college in Texas, while their youngest is attending Grand Canyon University in Arizona.

                      Outside of work, Jim places a priority on his faith, family, friends, and fitness. He enjoys helping people-supporting charities, time with his wife and kids, road-biking with friends and efforts to stay physically fit.

                      A message from Jim on the achievements of SVL

                      SVL started in February 1967 by Charlie Schwab and Craig Vollhaber. Schwab-Vollhaber, Inc. (as it was named at the time) steadily grew and, in 1985, welcomed Paul Lubratt as another partner, becoming Schwab-Vollhaber-Lubratt, Inc. SVL’s founders had the determination to build the most talented, customer-focused HVAC representative in the Midwest. Our original drive and passion still shape the company and culture to this day. The achievements of an organization are the results of the combined efforts of every individual. From humble beginnings, SVL founders paved the way to industry success with hard work and determination. “Today, SVL is strongly organized with great people to lead our industry forward as we are challenged with fast-paced changes to reduce our environmental impact,” says Jim. Now, 55+ years later, SVL is under the leadership of two new principals who share the same vision and drive that has propelled SVL throughout the years. Built on a foundation of integrity, Jim Lubratt, and Charlie Vollhaber strive to ensure opportunities for personal growth, improved work environment, and shared life enrichment. The achievements of our organization are the results of the combined efforts of every individual.

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                      Charlie Vollhaber

                      Executive Vice President & Officer

                      Charlie Vollhaber is a third-generation employee at SVL, as a grandson of company co-founder Craig Vollhaber and son of former CEO Todd Vollhaber. Charlie holds a Bachelor of Science in mechanical engineering and an MBA, both from the University of Minnesota. He became an outside salesman for SVL in 2013, was made a partner in 2019, and then executive vice president and officer in 2022.

                      He grew up playing sports, including football, basketball, golf, and track, and enjoys the competitive nature of the HVAC industry. “I like that no two days are ever the same as there are always questions to answer and problems to solve,” he says. “Most of all, I enjoy working with great people and coordinating together on challenging projects to achieve positive results together.”

                      Outside of work, Charlie enjoys spending time with his wife, Lesley, and their three boys. He’s also fond of golfing, traveling, and attending concerts and sporting events. One of his favorite quotes is from the book of Philippians: “Do nothing from selfish ambition or conceit, but in humility count other more significant than yourselves. Let each of you look not only to his own interests, but also to the interests of others.” Because HVAC and construction is such a team effort, he says, “this mindset helps to create positive results in a vast majority of situations.”

                      A message from Charlie on the culture of SVL

                      “At SVL, we strive to cultivate a unique culture that revolves around finding and empowering exceptional individuals. We believe in equipping our team members with the right tools and resources to succeed.

                      As we’ve grown the business, we have deliberately maintained a small firm culture, fostering an environment where collaboration thrives. We encourage open dialogue and promote a sense of comfort among our employees, allowing anyone to ask questions and seek guidance from anyone else, regardless of their level within the organization.

                      We foster a workshop-like atmosphere where everyone’s contribution is valued. Presenting your work to another individual or a group of teammates provides a platform for collaboration, where ideas are shared, dissected, and improved collectively. We firmly believe in the power of mentoring and provide various avenues for both formal and informal guidance. Whether it’s through structured training programs or casual conversations, we encourage team members to discuss a wide range of topics, from work-related successes or issues to everyday personal life topics.

                      In summary, our culture is built on the foundation of attracting exceptional individuals, empowering them with the necessary tools, and fostering a collaborative environment where mentorship and growth thrive. We are committed to creating an atmosphere where every team member feels supported, valued, and encouraged to reach their fullest potential.”

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                      Al Gramse

                      Vice President of SVL Service Corporation

                      Al Gramse has been in the HVAC industry for over 30 years. He began as a service technician.  Then over his career worked in technical support, building automation, then service manager prior to his current role.

                      How did Al end up in the HVAC industry?  “After high school, I took a couple years to figure out what I wanted to do.   Where I was working at the time, a grumpy old coworker, who I didn’t get along with, walked up to me and said ‘What are you doing here?  Go back to school.’”  I said, “For what?”  He said “There’s a tech school down the street.  Go down there and pick something that interests you”. Then he walked away.  That weird interaction, with someone I didn’t get along with, sent me down a 30-year path in the HVAC industry.   Never underestimate the potential of a little encouragement.   Even if it is from a strange source.

                      Al has been with SVL for 15 years and is the head of our SVL Service division. “The people here are some of the best in the industry,” Al says. “A bunch of team-oriented, knowledgeable, go-getters.” His personal mantra is “figure it out,” “Do a little fact-finding on your own. Use your own brain before you use someone else’s. But know when to ask for help.” he prescribes. “It’s amazing what you can accomplish on your own if you dig in a little bit.”

                      Outside of work, Al has lots of outdoor hobbies, including hunting, fishing, and motorcycling, though his favorite pastime is simply hanging out with family.

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                      Jennifer Roach

                      Director of Marketing, Events & Administration

                      More than just a creative director, Jen brings 30 years of marketing and leadership magic to SVL. Her journey began in the trenches of graphic design, quickly evolving into crafting eye-catching campaigns for iconic brands like Target, Gabberts, Gander Mountain and Camping World. As a seasoned director and agency veteran, she honed her skills with recreational vehicle giant Parts Unlimited before leading creative teams at HOM Furniture and, ultimately, landing at SVL during a crucial growth phase.

                      Jen thrives on "servant-leadership," empowering her team and fostering a culture of trust and mutual respect. "It unlocks their potential, fuels creativity, and leads to work we're all proud of," she says. "I want my team to care, collaborate, and push boundaries together."

                      When not shaping impactful campaigns, Jen enjoys weekend adventures with her husband, Scott, and son, Crew. Their lives are a tapestry of shared passions, from bike rides and baking experiments to cheering on Simley High School wrestlers. And with her recently built forever home in Cottage Grove, her free time now includes a new, thrilling chapter: weekend renovation warrior!

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                      Mike Ruff

                      Vice President of Information Technology

                      Mike Ruff, the Vice President of Information Technology at SVL Inc., is a seasoned professional with an impressive 24-year tenure in the IT industry. His journey in the field is marked by extensive experience and expertise in various domains, including serving as a Cloud Architect focusing on Azure Software as a Service (SaaS), Infrastructure as a Service (IaaS), and both B2B and B2C solutions. Mike’s skills extend to being a Security Architect, where he has honed his knowledge in safeguarding digital assets, and he is also proficient in the Microsoft 365 stack, virtualization, routing, switching, and wireless technologies.

                      Beyond his professional roles, Mike is deeply passionate about technology in all its forms, which is evident in his career and personal hobbies. His love for technology is not just limited to his work but also spills over into his leisure activities. In the summertime, Mike enjoys the thrill of riding his motorcycle, embracing the freedom and adventure it brings. When winter arrives, he switches gears to snowboarding, seeking the excitement and challenge of the snowy slopes. These hobbies reflect Mike’s dynamic personality and continuous pursuit of technically engaging and physically exhilarating activities.

                      Mike Ruff's blend of professional expertise and personal passions make him a unique and valuable asset to SVL Inc., embodying a perfect synergy of technical acumen and a zest for life's adventurous aspects.

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