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About This Podcast
Welcome to the Ask Caleffi podcast series, now featuring our powerhouse tech team! Join Cody, Ryan, Matt, and Dan as they dive into the tricky heating and plumbing challenges they tackle every day.
These field experts share real-world insights to help contractors navigate even the toughest jobs with ease. Count on the team to keep things lively, mixing professional wisdom with the entertaining, relatable stories you’ve come to love.
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Recent Episodes
#1.9 Separation Simplified: What are the Best Practices for Keeping Your System Clean and Healthy?
Ever been haunted by "ghost flows" or a radiator that won't stop clicking? In this episode, the team breaks down separation—the art of managing air, dirt, and pressure to ensure your system actually…
#1.8 Thermal Disinfection & Chemical Injection: What is the Right Mix for your System Update?
Legionella isn’t a “rare edge case” problem—it’s a predictable outcome of physics and biology. When water sits warm and stagnant, it becomes an incubator for bacteria that grows in the biofilm of the…
#1.7 Mixing Valve Sizing: Why Pipe Size is Misleading?
We’re diving deep into the practical mechanics of thermostatic and digital mixing valves, featuring the Caleffi 521 Series and the 520 AngleMix™. Moving beyond the spec sheet, we break down how these…
#1.6 Manual vs. Thermostatic: Which Balancing Strategy Is Right for Your Project?
Ever stayed in a hotel where you have to turn the shower on, go grab breakfast, and come back just to find "warm" water? In this episode of Ask Caleffi, the team dives deep into the "why" and "how"…
#1.5 Pressure Reducing Valves: One, Two, or Too Much?
Which pressure reducing valve is right for your plumbing system? Sometimes PRVs require two valves in series. Hear how the guys get the pressure right in all sorts of applications, from sea to…
S1E4 #1.4 Overpressurized Again: What Went Wrong?
Steady plumbing system pressure is the goal, what do you need to check if the pressure is creeping up? The team discusses the different types of municipal and private systems that bring pressurized…
S1E3 #1.3 Get Ahead This Heating Season : How Do you Protect your Most Expensive Components?
There are always rabbit holes in hydronic startups. Find out how the team deals with the tricky task of keeping a hydronic system in good shape. Fluid quality and high-performance separators are key.…
S1E2 #1.2 Pumps, Valves, and the Zone Debate: Why do we still see oversized pump systems, and what’s the smarter way to zone in?
Zoning options can be overwhelming, because there are so many choices and no two projects are the same. The team walks through the different zone valve and zone relay technologies you will run across…
S1E1 #1.1 AutoFill™️ for speed: What makes a hydronic fill valve multi-purpose?
The team is in the lab to talk about the best way to fill a hydronic system. They break these fill valves down and share stories from the field. Find out what questions you should ask your customer…
#43 Air-Tight-Logic with Posi-Stop (with Matt DeLuca)
What happens in the field when you need to loosen a union to service a valve? Do you always need to replace the sealing elements? How can the Posi-Stop™ embedded O-ring union system help? Which…
#42 Get In the Zone! (with Mike Schreiner)
In this episode, Greg and Dan talk to "the man, the myth, the legend" of zone valves, Mike Schreiner, Caleffi CTO. Mike has been working with zone valves for his entire career and is pleased to…
#41 When does solar thermal make the most sense? (with Bob Rohr)
What drives the adoption of solar hot water systems? Are there specific factors that signal the beginning or end of a spike in system installations? Which applications are always a good fit? What…
#40 The Future of BIM is Bright (with Woody Dickinson)
Why should installers care about BIM (building information models)? Could BIM help you avoid working around other trades in a crowded chase? What efficiency gains are there with prefabrication? Can…
#39 The Great Debates: Hydronic Topics That Will Start an Argument in the Shop
Do I leave the air vent cap open or close it? Do you leave the AutoFill(TM) open or closed? Where should you put the expansion tank? Do you pump into the boiler or pump out of it? Hydro separator…
#38 An Industry Insider's Perspective (with Steve Smith from PHCPPROS)
What has Steve Steve learned about the plumbing and heating industry since 1990? What happens at the MCE Mostra Convengo trade show in Italy? What part of the Caleffi factory reminded Steve of…
#37 The Ask Caleffi team welcomes a new member (with Matt DeLuca)
How does Caleffi support a rapidly growing plumbing product offering? What makes a great troubleshooter? How do you train an apprentice in the first place? Where is the best place to work if you…
#36 Why is the plumbing pressure too high? (with Cody Mack)
Where does the water come from? How do you know what pressure you need in a building? Are you over 80PSI? Are mountain states the only ones who have big fluxuations in municipal water supply…
#35 Manifold filling, without the boredom?
How do you fill a radiant system with the least amount of headache, in order to get the air out? Should you flush through the boiler side? What takes the least amount of time? When is a fill cart…
#34 Part 2: Who is the DHW Recirculation Detective of Denver? (spoiler alert, it is Mark Eatherton)
DHW recirculation systems can cause a lot of headaches, if not operating properly. Quick troubleshooting is essential, especially in the multi-family sector. How do you know what needs to be…
#33 Part 1: Who is the DHW Recirculation Detective of Denver? (spoiler alert, it is Mark Eatherton)
DHW recirculation systems can cause a lot of headaches, if not operating properly. Quick troubleshooting is essential, especially in the multi-family sector. How do you know what needs to be…
Frequently Asked Questions
Ask Caleffi has published 52 episodes since March 2021, covering topics in Education, How To.
Ask Caleffi is currently highly active with new episodes every 2 weeks. Average episode length is 18m.
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