Why Ultra-High Turndown Is Bad For Hydronic Condensing Boilers



For optimized system efficiency, matching boiler and pump turndown is critical to maintain the delta T and maximize efficiency. In this intermediate webinar, attendees will learn more about:

  • Boiler combustion basics
  • Burner excess air and the effect on condensing boiler efficiency
  • Maintaining design delta T to maximize system efficiency


Level - Intermediate


Catie VanWormer
Engineering Manager - Packaged Boiler Systems

Catie, P.E., LEED AP, has worked as a mechanical consulting engineer with experience in HVAC design for a variety of industries.




"Nicely organized presentation! Charts and relationships between 02 and dew point and efficiency were clear and informative." 

"Excellent webinar, simplified a complex topic and made it understandable."