12/26/2025
We’re kicking off our Top 10 Stories of 2025 countdown, starting with No. 10!
Coming in at number 10 is a standout edition of “The Glitch & The Fix” by John Siegenthaler, P.E., tackling a deceptively complex radiant system design that led to short cycling, control conflicts, and unnecessary hardware. From undersized circulators and mislocated sensors to control logic that kept the boiler running longer than intended, this schematic had no shortage of teachable moments.
Stay tuned as we reveal the rest of our Top 10 stories of 2025!
Full story here:
Can you spot several details that are either incorrect or missing? Can you propose an alternative design that would accomplish the same goals using less hardware?