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  • idronics 32:  Troubleshooting Hydronic Systems

    Introducing the 32nd Edition

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  • The Gold Standard
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  • Introducing the Award-winning PresCal™ HP

    Presenting The Award-winning PresCal™ HP

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  • 2023 Caleffi Product Catalogs

    We've got you covered!

    Introducing our 2023 Product Catalogs.

    Plumbing & Hydronics Plumbing
  • Coffee with Caleffi

    Coffee with Caleffi™

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

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March 23, 2023
Coffee with Caleffi™

John Siegenther finishes this two-part discussion concerning troubleshooting hydronic systems at the next webinar.

March 08, 2023
Need Technical Help?

We're a call away!

December 07, 2022
The Gold Standard

Separation with NO compromise.

October 20, 2022
PresCal™ HP Piston-type PRV

Presenting the AHR Innovation Award 2023 Plumbing Product of the year! 

#CaleffiGoldStandard
Introducing the Gold Standard
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WHERE TO BUY

FIND YOUR NEAREST REPRESENTATIVE

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Open House Celebration
Celebrate
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

551 - Gold Standard Kit
Gold Standard Kit
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536 - PresCal™ HP (high range)
PresCal™ HP (high range)
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128 - FlowCal™ Y-body Balancing Valve (press)
FlowCal™ Y-body Balancing Valve (press)
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6000 - LEGIOMIX® Electronic Mixing Valve (flanged)
LEGIOMIX® Electronic Mixing Valve (flanged)
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5212 - SinkMixer™ Scald Protection Point-of-Use Thermostatic Mixing Valve (4-way)
SinkMixer™ Scald Protection Point-of-Use Thermostatic Mixing Valve (4-way)
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