• Introducing the Award-winning PresCal™ HP

    Presenting The Award-winning PresCal™ HP

    Discover
  • idronics - Fundamentals of Pressure Reducing Valves

    Introducing the 31st Edition

    Discover
  • 2022 Caleffi Catalogs

    We've got you covered!

    Download our 2022 Product Catalogs.

    Plumbing & Hydronics Plumbing
  • LEGIOMIX DHW Control System

    LEGIOMIX® DHW Control System

    A Product Trifecta

    Discover
  • Coffee with Caleffi

    Coffee with Caleffi™

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

    Discover
AHR Expo 2023

Mark your calendar and stop by Booth B3317!
Monday, Feb. 6 - Wednesday, Feb. 8, 2023

Coffee with Caleffi™

Bob Rohr, Cody Mack and Max Rohr will uncover Three Keys to Hydronic System Protection at the next webinar.

PresCal™ HP Piston-type PRV

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

FlowCal™ Balancing Line Expands

Introducing the new 128 FlowCal™ Series valves with DZR low-lead brass bodies.

Case Studies
CASE STUDIES

Learn how our products overcome challenges from our customer's point-of-view.

Discover
WHERE TO BUY

FIND YOUR NEAREST REPRESENTATIVE

We're a click away!

SEARCH
Open House Celebration
Celebrate
Automatic Fast Fill

AutoFill™

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

Discover

Latest productsGo to the Catalog

551 - Gold Standard Kit
Gold Standard Kit
CatalogTechnical Brochure
536 - PresCal™ HP (high range)
PresCal™ HP (high range)
CatalogTechnical Brochure
128 - FlowCal™ Y-body Balancing Valve (press)
FlowCal™ Y-body Balancing Valve (press)
CatalogTechnical Brochure
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