• CONTECA Heat Metering

    CONTECA™

    Correct measurement for correct management

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  • We've got you covered!

    WE’VE GOT YOU COVERED

    Take a look at our comprehensive product catalog.

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  • Our complimentary educational journal.

    idronics™

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

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  • LEGIOMIX®

    Electronic Mixing Valve with digital temperature control for commercial DHW systems.

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  • High flow with quiet pressure control

    Pressure Reducing Valves

    High flow and quiet pressure control

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  • Coffee with Caleffi™

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

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  • Installation Tip Videos

    Install Tips

    Easy-to-access videos

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  • REVIT Library

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Coffee with Caleffi™

John Siegenthaler, P.E., joins the webinar series to elaborate on the benefits of heat metering in hydronic systems.

AHR Expo 2019

Atlanta, Ga. (Booth 4161)
We've got a wonderful experience lined up for you at the Expo!

High Value and Accurate Control

The 533H Series PresCal™ Compact PRV is precision engineered to deliver accurate pressure regulation at a competitive price.

An Industry Exclusive Solution

PLUMBVENT™, a space-saving, low lead automatic air vent designed and manufactured to vent air from water at high points in plumbing and DHW system piping, is now available.

TECHNICAL JOURNAL

idronics™

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

Discover
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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

NA5026 - PLUMBVENT™ Automatic Air Vent (low lead)

PLUMBVENT™ Automatic Air Vent (low lead)

CatalogTechnical Brochure
574 - Backflow Preventer (low lead, ¾" F NPT)

Backflow Preventer (low lead, ¾" F NPT)

CatalogTechnical Brochure
6000 - LEGIOMIX® Electronic Mixing Valve

LEGIOMIX® Electronic Mixing Valve

CatalogTechnical Brochure
535H - PresCal™ Pressure Reducing Valve (low lead, pre-adjustable)

PresCal™ Pressure Reducing Valve (low lead, pre-adjustable)

CatalogTechnical Brochure
NA551 - DISCAL® Air Separators, ASME (8 - 12" ANSI Flange)

DISCAL® Air Separators, ASME (8 - 12" ANSI Flange)

CatalogTechnical Brochure
5517 - DISCAL® Air Separators for Vertical or Horizontal Pipes (brass)

DISCAL® Air Separators for Vertical or Horizontal Pipes (brass)

CatalogTechnical Brochure
132 - QuickSetter™ Balancing Valve (flanged)

QuickSetter™ Balancing Valve (flanged)

CatalogTechnical Brochure
520 - TankMixer™ Mixing Valve (low lead, with temperature gauge)

TankMixer™ Mixing Valve (low lead, with temperature gauge)

CatalogTechnical Brochure
116 - THERMOSETTER™ Thermal Balancing Valve

THERMOSETTER™ Thermal Balancing Valve

CatalogTechnical Brochure
132 - QuickSetter+™ Balancing Valve (low-lead)

QuickSetter+™ Balancing Valve (low-lead)

CatalogTechnical Brochure