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Home » Keywords » heat pumps

Items Tagged with 'heat pumps'

ARTICLES

Siggy

John Siegenthaler: Unique circumstances

Multi-zone heating, single zone cooling.
Siegenthaler
John Siegenthaler, P.E.
February 26, 2021
No Comments

As global energy planning moves away from fossil fuels and toward electricity, an increasing number of hydronic heating systems are being supplied by heat pumps. 


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Top 20 Products

Top 20 products of 2020

See what tools and equipment caught readers’ attention this year in our Top 20 Products list.
February 15, 2021
No Comments

Each year, Plumbing & Mechanical editors receive thousands of product releases from industry manufacturers. 


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Siggy

John Siegenthaler: Cascading heat pumps

Electrically-powered heat pumps will continue to gain market share.
Siegenthaler
John Siegenthaler, P.E.
January 23, 2021
No Comments

Heat pumps are incredibly useful devices. 


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PHVAC Experts

PHVAC experts look ahead in 2021

Market predictions and expected trends for the year ahead.
Nicole krawcke
Nicole Krawcke
January 4, 2021
No Comments

The dawning of a new year has PHVAC industry experts cautiously optimistic about new opportunities that lie ahead in 2021. 


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Siggy

John Siegenthaler: Chump change

The minuscule cost of operating a well-designed hydronic distribution system.
Siegenthaler
John Siegenthaler, P.E.
December 22, 2020
No Comments

Hydronic heating professionals often promote the concept that current generation mod/con boilers can operate with AFUEs in the range of 95% and above. 


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Siggy

John Siegenthaler: Combining heat pumps with buffer tanks

Consider a buffer tank between the heat source and distribution system.
Siegenthaler
John Siegenthaler, P.E.
November 25, 2020
No Comments

Whenever a hydronic system is divided into several zones, it’s worth considering a buffer tank between the heat source and distribution system. 


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AO Smith Webinar

Upcoming webinar with A.O. Smith

Intro to heat pump water heaters.
October 13, 2020
No Comments
Isaac Wilson, national specialty commercial manager with A.O. Smith will be teaching the webinar on October 20 and 2 p.m. EDT.
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Lochinvar commercial heat pumps

Lochinvar commercial heat pumps

August 14, 2020
No Comments

Lochinvar recently launched 20 new commercial heat pump models ranging from 25,000 to 250,000 Btu/h, and with modular installation capabilities up to 2 million Btu/h. 


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Siggy

John Siegenthaler: Have a problem — need a solution

Our industry needs a better way to insulate circulator volutes.
Siegenthaler
John Siegenthaler, P.E.
May 21, 2020
No Comments

Part of running any business is looking ahead and trying to read the “tea leaves” that are relevant to that business. 


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May Glitch

The Glitch and Fix: Hardware heavy

May 15, 2020
No Comments

A client asks a heating contractor to set up a floor heating system for a new 7,500 square foot machine shop.


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More Articles Tagged with 'heat pumps'

EVENTS

Webinar

5/29/14

Coffee with Caleffi and John Siegenthaler: Air Source and Water Source Heat Pump Systems.

Coffee with Caleffi will be hosted by John Siegenthaler on May 29, 2014.

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Featured Event Webinar

8/26/14

Free Webinar: Low Temperature Heat Emitter Options in Hydronic Systems

With proper design, you can create systems that require supply water temperatures no higher than 120° F under design load conditions.

Read More

IMAGE GALLERIES

Madeinusahead

Plumbing manufacturers proudly display products made in America

This month, while Americans everywhere celebrate Independence Day, the Plumbing & Mechanical team decided to highlight some of the many plumbing products made in the USA. The following 25 images were submitted by manufacturers proud to display their American-made products.

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