#1.9 Separation Simplified: What are the Best Practices for Keeping Your System Clean and Healthy?

#1.9 Separation Simplified: What are the Best Practices for Keeping Your System Clean and Healthy?

From Ask Caleffi by Caleffi North America, Inc.

June 5, 2026 · 23 min

About this episode

This episode discusses best practices for managing air, dirt, and pressure in hydronic systems to maintain efficiency and prevent issues.

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 behaves. Hydronic systems fail when air bubbles block heat transfer and magnetite turns ECM pumps into debris magnets. We dive into the "gotchas" of piping placement and why the right hardware is the only way to protect your boiler's efficiency and your sanity. In this episode, you’ll learn: The A...

Topics covered

  • separation
  • hydronic systems
  • air management
  • dirt management
  • pressure management
  • boiler efficiency

Keywords

  • ghost flows
  • radiator noise
  • heat transfer
  • piping placement
  • boiler efficiency
  • magnetite
  • debris magnets

Mentioned in this episode

Organizations: Caleffi North America, Inc.

Products: hydronic systems, ECM pumps

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