Caleffi

AHR Expo Announces 2023 Innovation Awards Winners

October 21, 2022

Each year, winners are chosen in 10 industry categories to represent the most innovative products and technologies set to hit the market in the year ahead.

PHCPPros LIVE Makes Successful Debut at the 2022 ASPE Convention & Expo

Watch: PHCPPros LIVE at the 2022 ASPE Convention & Expo

October 20, 2022

PHCPPros livestreamed discussions straight from our booth at the 2022 ASPE Convention & Expo in Indianapolis — watch each interview now!

Caleffi FlowCal Balancing Line Expansion

October 7, 2022

Caleffi North America has expanded its product offering with a Y-pattern dynamic balancing valve.

PHCPPros LIVE Makes Successful Debut at the 2022 ASPE Convention & Expo

September 21, 2022

The sold-out experience, previously held only at AHR Expo, drew thousands of livestream attendees.

Caleffi 536 Series PresCal HP Valve

September 19, 2022

The Caleffi 536 Series PresCal HP is the only direct-acting pressure regulating valve in North America with true piston operation and is now available for ordering.

Caleffi Names Champions Marketing to Represent Product Lines

September 16, 2022

Caleffi names Champions Marketing to represent its complete product line in Texas and Oklahoma.

Ask Caleffi Podcast Interviews PHC News Editor Steve Smith

September 6, 2022

During the episode, Steve discusses his experiences on the recent trip to Italy to visit the Caleffi factory and the Mostra trade show.

Caleffi Celebrates 20 Years of Contractor Education

September 1, 2022

Soon after Caleffi North America opened its doors in 2002, a strategic decision was made to provide not only innovative products but also innovative education for training professionals in system design and problem solving.

Caleffi Hosts PHCPPros at MOSTRA

June 29, 2022

Check out some of our live coverage from PHC News Editor Steve Smith!

Caleffi Expands Sales and Support Staff

June 29, 2022

These appointments position Caleffi for continued growth and demonstrate the company’s commitment to marketplace support.

Milwaukee Mayor Cavalier Johnson Proclaims CALEFFI DAY

June 6, 2022

Milwaukee Mayor Cavalier Johnson proclaimed Thursday, May 19, 2022, to be CALEFFI DAY throughout the City of Milwaukee.

Coffee with Caleffi: Proven Plumbing Systems from Both Sides of the Flange

May 27, 2022

Cody Mack and Max Rohr welcome Grundfos industry expert Becky Henderson from The Perfect Loop training series to discuss domestic hot water recirculation systems during this extended edition of Coffee with Caleffi.

PHCPPros Attends CALEFFI DAY Celebration

May 20, 2022

To honor the company's 20 years in North America, Milwaukee Mayor Cavalier Johnson proclaimed Thursday, May 19, 2022 to be CALEFFI DAY throughout the City of Milwaukee.

Caleffi Celebrates 20 Years in North America

May 19, 2022

To honor this milestone, Milwaukee Mayor Cavalier Johnson has proclaimed Thursday, May 19, 2022 to be CALEFFI DAY throughout the City of Milwaukee.

Coffee with Caleffi: Mixing Up Hydronic Systems with Thermostatic Mixing Valves

April 4, 2022

A favorite to the webinar series, Bob 'Hot Rod' Rohr returns to the head-of-the-class to talk mixing valves and their specific and optimal application in hydronic systems.

Caleffi Selects Harry Eklof & Associates to Represent Mid-Atlantic U.S. Region

March 22, 2022

Caleffi selects Harry Eklof & Associates to represent its complete catalog of products in Delaware, Eastern Pennsylvania, Maryland, Southern New Jersey, and Virginia.

Caleffi Appoints Joe Robbins Regional Sales Manager

March 21, 2022

Robbins will focus on the southeast United States sales region, and is based in Estero, Florida.

Caleffi Announces Six Promotions

March 7, 2022

The promotions help position Caleffi for continued growth and demonstrates the company’s commitment to leadership cultivation.

AHR Review

PHCP Community Heads Back To AHR Expo

For the time since 2020, more than 30,000 people gathered for the 2022 return of the big show in Las Vegas.

February 22, 2022

Steve Smith

The AHR Expo returned to the Las Vegas Convention Center, Jan. 31-Feb. 2, after show organizers had to cancel last year’s rendition.

PHCPPros LIVE at AHR Expo Makes Triumphant Return

PHCPPros LIVE at AHR Expo Makes Successful Return

February 14, 2022

The company broadcasted live discussions straight from its booth at AHR Expo 2022 in Las Vegas.

Contractor Stories

Mixing with Precision

Variable-speed injection is a reliable, accurate and very responsive mixing method.

February 7, 2022

Stephen Minnich

We have so many options to consider these days when designing or installing hydronic systems.

Feature

Q&A with Mark Olson, CEO, Caleffi North America Inc.

‘We're not even 20 years old yet in the North American market. We have more room to grow.’

February 7, 2022

Steve Smith

At some point in 2004, an executive recruiter called Mark Olson and asked him, “What does the word ‘hydronics’ mean to you?”

The Perfect Loop: Proven Systems from Both Sides of the Flange

January 31, 2022

Two powerhouses in the global hydronics market, Caleffi and Grundfos, have partnered to launch a contractor training series developed and led by industry experts.

PHCPPros Announces Return of Popular Livestreaming Experience for AHR Expo 2022

January 31, 2022

With the help of a professional production crew, PHCPPros will livestream interviews with top executives to its thousands of social media followers during the first two days of the show — Monday, Jan. 31, and Tuesday, Feb. 1.

Tune in today: PHCPPros LIVE at AHR Expo

Tune in to our social media channels today from 10 a.m. - 4 p.m. PST! We’ll be discussing new products and developments and today’s trending topics.

January 31, 2022

Caleffi Introduces the 30th Edition of idronics: Hydronics for Low-Energy & Net-Zero Buildings

January 21, 2022

This newest edition describes concepts and technical details in crafting hydronic systems for these modern buildings.

Caleffi Renovation Awarded Top Projects of 2020

November 2, 2021

The projects were recognized during the 22nd annual competition at the Italian Community Center in Milwaukee.

Caleffi Introduces 29th Edition of idronics: Heat Exchangers in Hydronic and Plumbing Systems

August 31, 2021

This newest edition explores how heat exchangers are used and applied in heating, cooling and plumbing applications.

Feature

Energy-saving Water Temperature and DHW Disinfection System Gets A+

Caleffi’s LEGIOMIX earns top marks for consistent performance at Massachusetts school complex.

June 1, 2021

Max Rohr

Bob Lee, president of Commercial Boiler Systems, Inc., Pembroke, Massachusetts, knows how to solve big problems.

Caleffi Names Shannon Yancey New Southwest Sales Manager

March 26, 2021

Yancey will focus on the Southwest United States sales region, and is based in Houston.

Radiant Insider

Mixing Valves in Hydronics: Multiple Temps or Multiple Headaches?

When applied properly, they can be a great option to effectively control the temperature to your heating circuits and maintain optimal comfort.

March 8, 2021

More than ever, it’s commonplace to have a wide variety of heat emitters in today’s hydronic heating systems.

Join Coffee with Caleffi Webinar Series: Practically Perfect Plumbing

March 4, 2021

The upcoming webinar will cover safe, energy-savvy, time-efficient and cost-effective hot water delivery methods for commercial plumbing applications.

Feature

When Does Digital Mixing Make Sense?

Scale durability, temperature creep prevention and automatic thermal disinfection are a few reasons to use DMVs to control DHW temps.

February 1, 2021

A thermostatic mixing valve is a workhorse. Used for domestic hot water temperature control, they have been around for decades.

Siegenthaler Kicks off 12th Consecutive Year of the Coffee with Caleffi Webinar Series 2

Siegenthaler Kicks off 12th Consecutive Year of Coffee with Caleffi Webinar Series

January 5, 2021

A seasoned industry leader and passionate teacher, Siegenthaler shares his over 40 years of experience in the understanding and proper application of water-based engineering principles with our audience.

Feature

Commitment To Water Safety In Ohio State Correctional Facilities

Caleffi’s LEGIOMIX valves ensure safe and sanitary domestic hot water.

December 1, 2020

Caleffi’s LEGIOMIX valves ensure safe and sanitary domestic hot water to Ohio correctional facilities.

AHR Expo Announces Winners of 2021 AHR Expo Innovation Awards

November 6, 2020

Co-sponsors ASHRAE and AHRI, and the Innovation Awards panel of judges acknowledge and honor the 2021 award winners in 10 industry categories.

Feature

Are You a Go-To Hydronics Wholesaler?

Hydronic system design tips and tricks you should know.

October 31, 2020

Being a wholesale distributor can be tough! Contractors need the right products, at a reasonable cost and often with a short lead time.

Caleffi Announces the Return of Max Rohr

October 20, 2020

Rohr will partner with company representatives to offer product and system design training for engineers, contractors and wholesalers. He has worked in the plumbing and hydronics industry since early childhood with his father, Bob “Hot Rod” Rohr, a well-known Caleffi trainer.

PHCPPros Off the Cuff: Max Rohr of Caleffi

October 6, 2020

In 2009, Rohr spent a year in Italy as an intern for Caleffi. Now, he’s just returned to the company in his new role as an education and training manager!

Feature

Max Rohr Torna a Casa

In a manner of speaking, Rohr returns to Caleffi, where he started his career at the Italian company’s world headquarters.

October 6, 2020

Steve Smith

Max Rohr, a well-known PHCP trainer, returns to Caleffi.

How to Reopen Safely: A Critical Step in Commercial and Hospitality Buildings

July 23, 2020

Plumbing systems have at minimum been underutilized or at worst-case idle, allowing dangerous levels of potentially harmful bacteria like Legionella to proliferate.

PHCPPros Off the Cuff: Caleffi

May 26, 2020

PHC News Editor Steve Smith interviews Caleffi CEO Mark Olson and Director of Product Management and Technical Support Kevin Friedt to discuss COVID-19, including how the company plans to help the country reopen after the pandemic.

Caleffi Honors Warehouse Team for Rising to the Occasion During COVID-19 Pandemic

April 17, 2020

The company describes its warehouse team members as 'superheroes' and has released a video in honor of their commitment to providing high-quality products during these challenging times.

Caleffi Appoints Sharon Alexander to Brand Marketing Manager

February 20, 2020

Alexander has been involved in marketing within the heating, plumbing and solar industry for more than 18 years.

Caleffi Flanged LEGIOMIX Digital Mixing Valve

January 14, 2020

The valve is now available with ANSI 150 flanges in sizes 2½-inch for 17 to 470 GPM flow rate and 3-inch for 22 to 537 GPM.

PHCPPros Columnist Max Rohr to Host "Coffee with Caleffi" Webinar

November 18, 2019

In "What to Know for Melting Snow: Hydronic SIM Best Practices," Rohr will dig into hydronic SIM systems and important design considerations.

AHR Expo Announces 2020 Innovation Award Winners

October 10, 2019

Hosted annually by the AHR Expo, products in 10 industry categories are recognized for their innovative contribution to HVACR.

Caleffi Releases 25th Edition of "idronics"

August 8, 2019

The journal discusses techniques for lowering water temperature in existing hydronic systems to make them compatible with modern high efficiency heat sources.

Product Application

Adjustable Thermal Hot Water Balancing

Thermal balancing valves are a temperature solution.

June 4, 2019

A new type of valve called a thermal balancing valve can control water temperature in the circuits more precisely.

Caleffi Kicks off 2019 Webinar Series

February 19, 2019

The next Coffee with Caleffi webinar will cover the fundamentals of heat metering in hydronic systems.

Caleffi Appoints Theresa Weyker as New Controller

Caleffi Appoints Theresa Weyker as Controller

February 1, 2019

Weyker is responsible for leading and managing all aspects of the company’s financial and benefit activities.

Caleffi Industry Elites Recognized

January 21, 2019

Dave Vallieres & Associates was awarded the top Pinnacle Award for its exceptional 2018 performance against goal.

AHR Expo Announces 2018 Innovation Award Winners

October 12, 2017

Aquamotion, Calefactio among the winners for plumbing and heating product honors.

Contractor Stories

Heating Season Preview: Looking Ahead

Here are some of the current strides in hydronic, radiant, geothermal and alternative technology.

July 26, 2017

Harvey Ramer

With advancements in technology, heating our homes has never been easier. Take a look at this season’s trends in heating with everything from hydronics and radiant to geothermal and alternative energy.

Caleffi Releases Latest Edition of idronics

July 25, 2017

Newest edition of idronics examines the objectives and benefits of recirculating domestic hot water systems.

Caleffi appoints Nicki Bowling new marketing communications manager

April 10, 2017

Caleffi is pleased to announce and welcome Nicki Bowling to the company as marketing communications manager. With this role, Bowling...

Caleffi Pre-adjustable Pressure Reducing Valves Helps with High Temperatures

December 16, 2016

The 535H Series, ½ inch to 1 ¼ inch pre-adjustable pressure reducing valves are ideal for residential and commercial applications,...

Caleffi publishes 19th edition of ‘idronics’ guide

August 5, 2016

A thoughtful examination of complete hydronic distribution systems and the interactions of components within properly designed systems is investigated in...