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Home » Topics » Radiant & Hydronics

Radiant & Hydronics
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PM Profile: Tina Gray head shot
PM Profile

Meet Caleffi North America's New CEO, Tina Gullickson

New leader discusses goals for the company moving forward.
Nicole Krawcke head shot 2024
Nicole Krawcke
March 22, 2024

Plumbing & Mechanical Chief Editor Nicole Krawcke had the chance to sit down with Tina Gullickson and discuss her goals and strategies in leading Caleffi North America through this next chapter.


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Chicago hospital room with bathroom

Plumbing designs make health care facilities safer places to convalesce

Patient safety on tap
Greg Hunt
March 20, 2024

The medical profession confronts dual challenges: ensuring positive outcomes for patients while tackling the prevalence of healthcare-associated infections. Healthcare management is deeply focused on addressing these critical issues.


Read More
Hutterite colony's multi-family homes under construction.
Hydronics

Hutterite colony strides toward future with hydronics

Hydronics systems provide comfort for new farm equipment shop and residential housing.
Dan Vastyan
March 15, 2024

Learn more about the Hutterites, a branch of Anabaptists who live in colonies and operate large-scale farming operations in Western Canada and the upper Great Plains of the United States. Read on to discover some key differences between Hutterites and other similar groups such as the Amish and Mennonites.


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3d render of a small and large fictitious air source heat pump with a piggy bank on top.
Hydronics Workshop | John Siegenthaler

Does the boiler need to change when adding a heat pump?

Is it worth it?
John Siegenthaler, P.E.
John Siegenthaler, P.E.
March 1, 2024

There is a growing interest in adding air-to-water heat pumps to existing hydronic heating systems. While I support their use, I do not recommend replacing a perfectly good cast-iron boiler that still has a long service life.


Read More
The Glitch The Fix feature. Figure 1: The glitch — schematic of a primary secondary system where each heat source connects to the primary loop using a pair of closely spaced tees.
The Glitch & The Fix

3-zone radiant system peppered with problems

February 21, 2024

The installer is tasked with setting up a three-zone radiant floor heating system using a 5-ton geothermal heat pump and a mod/con boiler, connected through a primary-secondary system with closely spaced tees. The system includes 4 earth loops of 1” HDPE tubing, each 500 feet long, supplying the heat pump, and features underfloor tubing with aluminum plates.


Read More
Vancouver Island Schools local Sooke School District school in Greater Victoria for 1,200 elementary and middle school students.
Case Study

New school meets energy efficiency needs with pre-insulated PEXa pipe

High-performing district heating application facilitates a high-quality experience for students and teachers.
Ali Sajjadi
February 19, 2024

Sooke School District responded to the influx of young families by swiftly constructing schools for 1,200 students. These LEED v4 Gold-certified buildings seamlessly integrated into the landscape, featuring photovoltaic panels, geothermal HVAC, and district heating for efficiency. Underground piping ensured optimal comfort while minimizing waste.


Read More
PM Top 20 Products of 2023 feature image of a star stamp with stamped stars on the table.
Most Popular Products

Plumbing & Mechanical Top 20 Products of 2023

Check out 2023’s most popular products based on pageviews from PM’s website.
Nicole Krawcke head shot 2024
Nicole Krawcke
February 14, 2024

The 20 products highlighted here have earned the distinction of being Plumbing & Mechanical’s Top Products of 2023 based on the number of pageviews on www.pmmag.com. Congratulations to those products on this year’s list.


Read More
01 PM Feb 2024 Keystone Air Power Smart Hydronics Facility
Case Study

Amish Hardware Store with smart hydronics technology

Keystone Air Power, Lebanon County’s fastest-growing hardware store, is a robust Amish enterprise full of surprises.
Dave Raabe
February 12, 2024

Keystone Air Power is a thriving Amish enterprise that runs a fully modern hardware store in Central Pennsylvania. The 52,000-square-foot building is constructed around a cutting-edge, off-grid mechanical and electrical system that demonstrates the Amish's knowledge of smart technology.


Read More
01 February 2024 PM John Siegenthaler column. A modern air heat pump installed in the home's boiler room, visible plastic pipes and valves
Hydronics Workshop | John Siegenthaler

Options for connecting heat pumps to existing boiler systems

Tie ins
John Siegenthaler, P.E.
John Siegenthaler, P.E.
February 1, 2024

Find out about piping options for retrofitting an air-to-water heat pump into an existing hydronic system.


Read More
Dan-Holohan-Award1.gif

Taco presents Dan Holohan Comfort Award at 2024 AHR Expo

January 30, 2024

Medairos has over 40 years of experience of expertise in engineering, project management and planning.


Read More
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AI can boost efficiency and profitability for plumbing, HVAC contractors

AI can boost efficiency and profitability for plumbing, HVAC contractors

Bell & Gossett Illustrates Path to Net-zero at AHR Expo

Bell & Gossett Illustrates Path to Net-zero at AHR Expo

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IPEX celebrates grand opening of new Florida distribution center

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Integrate a heat pump with a boiler mounted on a brick wall.

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November 13, 2024

Future Proofing MEP: Navigating the 2026 High Efficiency Water Heating Standards

Join our deep dive into DOE’s new standards so you can future-proof your MEP practice.

EARN: 0.1 ASPE CEU; 1 AIA LU/HSW; 0.1 IACET CEU*; 1 PDH

August 14, 2025

Precision Under Pressure: Optimizing System Performance Through Balancing and Air Removal

We’ll cover how proper air separation and hydronic balancing help maximize operational efficiency, reduce maintenance and minimize downtime.

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  • CONTRACTORS
    • BATH & KITCHEN PRO
    • BUSINESS MANAGEMENT
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    • WATER TREATMENT
    • PMC COLUMNS
      • Dave Yates: Contractor’s Corner
      • John Siegenthaler: Hydronics Workshop
      • Kenny Chapman: The Blue Collar Coach
      • Matt Michel: Service Plumbing Pros
      • Scott Secor: Heating Perceptions
  • ENGINEERS
    • CONTINUING EDUCATION
    • DECARBONIZATION | ELECTRIFICATION
    • FIRE PROTECTION
    • GEOTHERMAL | SOLAR THERMAL
    • PIPING | PLUMBING | PVF
    • PME COLUMNS
      • Christoph Lohr: Strategic Plumbing Insights
      • David Dexter: Plumbing Talking Points
      • James Dipping: Engineer Viewpoints
      • John Seigenthaler: Renewable Heating Design
      • Lowell Manalo: Plumbing Essentials
      • Misty Guard: Guard on Compliance
  • RADIANT & HYDRONICS
    • RADIANT COMFORT REPORT
    • THE GLITCH & THE FIX
  • INSIGHTS
    • CODES
    • GREEN PLUMBING & MECHANICAL
    • PROJECT PROFILES
    • COLUMNS
      • Codes Corner
      • Natalie Forster: Editorial Opinion
      • Guest Editorial
    • SPONSOR INSIGHTS
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  • EMAGAZINE
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