• How to reopen after COVID-19

    Safe and Sanitary Plumbing Systems

    How to reopen after COVID-19

    More
  • Hot Topics with Hot Rod

    Hot Summer Topics

    Premiers Monday, July 13, 2020

    More

  • LEGIOMIX®

    High Performance Temperature Control and Maximum Flow with LEGIOMIX® Flanged  

    Discover
  • Caleffi 2020 Plumbing and Hydronics Catalog

    We've got you covered!

    Introducing our comprehensive 2020 product catalog.

    DOWNLOAD
  • High flow with quiet pressure control

    Pressure Reducing Valves

    High flow and quiet pressure control

    Discover
  • Introducing the 26th Edition of idronics™

    idronics™

    A journal of design innovation for hydronic, plumbing and renewable energy professionals.

    DISCOVER

  • Coffee with Caleffi™

    Our online and complimentary technical training webinar series. What’s next?

    Discover
  • Getting Schooled by Siggy

    Leveraging Today’s Low Energy Technology

    Now on YouTube.

    More
Coffee with Caleffi™

John Siegenthaler explains how to apply air-to-water heat pumps for heating, cooling and DHW production at the next webinar.

Happy 4th of July!

Please note that our office is closed on Friday, July 3.  In the meantime, have a nice holiday weekend.

Hot Topics with Hot Rod

We've lined up four hot topics for your summer enjoyment.  Premiers Monday, July 13, 2020.

How to reopen safely after COVID-19 with proper DHW digital mixing.

Safe and Sanitary Plumbing Systems for Commercial Buildings

TECHNICAL JOURNAL

idronics™

A journal of design innovation for hydronic, plumbing and renewable energy professionals

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Coffee with Caleffi
EDUCATION

Coffee with Caleffi™

Our online and complimentary technical training series

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Automatic Fast Fill

AutoFill™

The high quality valve automatically and quickly fills a hydronic system to a preset pressure.

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Latest productsGo to the Catalog

6000 - LEGIOMIX® Electronic Mixing Valve (flanged)
LEGIOMIX® Electronic Mixing Valve (flanged)
CatalogTechnical Brochure
5212 - SinkMixer™ Scald Protection Point-of-Use Thermostatic Mixing Valve (4-way)
SinkMixer™ Scald Protection Point-of-Use Thermostatic Mixing Valve (4-way)
CatalogTechnical Brochure
520 - AngleMix™ Thermostatic Mixing Valve (with temperature gauge)
AngleMix™ Thermostatic Mixing Valve (with temperature gauge)
CatalogTechnical Brochure
533H - PresCal™ Compact
PresCal™ Compact
CatalogTechnical Brochure