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Home » energy efficiency

Articles Tagged with ''energy efficiency''

Lochinvar commercial heat pumps

Lochinvar commercial heat pumps

August 14, 2020

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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High-performance boiler

High-achieving school chooses high-performance boiler

Dorman High School installed Lochinvar CREST boilers to provide year-round comfort and hot water.
Dan Rettig
August 10, 2020

Paul M. Dorman High School in Roebuck, South Carolina, is achieving academic excellence that’s the envy of many other schools across the Southeast. 


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Circulator Pumps

Circulator pumps bring energy efficiency and cost savings to Seattle home

New pumps eliminate harmonic noise travelling from the mechanical room to the main house.
Brad Jacobs
August 7, 2020

Built more than 30 years ago on the western shores of Puget Sound, a 15,000 square foot custom-built home sits picturesquely at the tip of a cove. 


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Ray Wohlfarth

Ray Wohlfarth: Tips for high-efficiency boiler replacement

What could happen? Costly callbacks.
Ray Wohlfarth
July 28, 2020

It was such a simple project; replace the old cast iron boiler with a new condensing boiler. You knocked it out in a few days. 


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Siggy

John Siegenthaler: Don’t mix your piping designs.

A little of this, a little of that — leads to incorrect layouts.
John Siegenthaler 200x200 author headshot on a white background.
John Siegenthaler, P.E.
July 21, 2020

Some hydronic system designers cling to certain system piping configurations — even when existing projects using those configurations have produced problems.


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HVAC Life cycle

Evaluating life cycle cost of various HVAC systems

An important part of the selection process.
Kyle DelPiano
July 14, 2020

Upfront costs and energy consumption are primary drivers when selecting a commercial HVAC system in new and retrofit projects.


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Laars energy efficient boiler

Laars energy efficient boiler

July 9, 2020

With innovative design and control technology, the Laars MagnaTherm FT boiler provides reliability, exceptional energy efficiency and industry-leading performance for a variety of commercial applications and conditions, the company explains. 


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TOTO ultra high-efficiency toilet

TOTO ultra high-efficiency toilet

July 8, 2020

Made in Morrow, Georgia, TOTO’s Drake II 1-GPF toilet offers the company’s TORNADO FLUSH system, which marries performance and bowl-cleansing action to ultra-high-efficiency water savings. 


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Siggy

John Siegenthaler: Dos and don’ts of hydronic system design

10 lessons learnt.
John Siegenthaler 200x200 author headshot on a white background.
John Siegenthaler, P.E.
June 29, 2020

Anyone who says they wouldn’t change a thing on the hydronic systems they’ve designed or installed over the last decade is either so oblivious to changes in technology that they don’t know any better, so egotistical they can’t accept that improvement of their work is possible, or so foolish they don’t care what they’re missing out on.


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Siggy

John Siegenthaler: Have a problem — need a solution

Our industry needs a better way to insulate circulator volutes.
John Siegenthaler 200x200 author headshot on a white background.
John Siegenthaler, P.E.
May 21, 2020

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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