4.7
Based on 70 reviews
593
students have taken this course
5
66%
4
30%
3
3%
2
1%
1
0%

Reviews

Featured
Latest
01/21/2022
Robert B
05/29/2020

pay attention & learn as much as possible because these courses are worth their weight in gold

Shaun Jackson
04/10/2020

The course is very much useful

Saravanan S
03/04/2020

It's pretty hard to be able to be an HVAC contractor and properly design systems for customers in the 21st century if you didn't take and learn physics in high school. At least the basic science underlying the principles of hydraulics and thermodynamics - and maybe electricity and chemistry. But with or even without that basic education, Siegenthaler's courses, books, articles, and lectures in hydronics can help you become fully and proudly competent and ready for the future as well as the present.

clyde winter
12/06/2019

This was an extraordinary free course!! I am a crusty, seasoned mechanical engineer who'd only been occasionally involved in the details of this facet of mechanical engineering since my undergraduate days. John Seigenthaler taught me more in this short, detailed, free course (or reminded me of stuff I'd forgotten) than I thought was possible -- wow!! I've been designing a retrofit of a totally new heating system for our off-grid home with the aim of achieving the holy grail of a net-zero, off grid, 100% solar/wind property. John's short lecture (and the follow-on Q&A recording) have sent me back to square one on my designs, and I now believe I can make it possible. I ordered John's book "Heating with Renewable Energy", and I'm looking forward to learning more. I also hope to be able to squeeze in the time to take his Modern Hydronic Heating course even though I'm not a building and heating pro. John is, by far, the best presenter I have encountered on heatspring; spend two hours of your time listening to what he has to say! If they ever charge for this course--pay the fee! -Brad Wall, Connecticut.

Brad Wall
08/29/2019

YES

HIRDESH CHATURVEDI
08/28/2019

excellent course for new hydronic Designers

Bikramjit singh
05/31/2019

Today, the water heating system is becoming increasingly popular and engineers must learn it

navid bagheri
03/14/2019
Ivan W
03/04/2019

Spend the time take the course. I will get you to think outside the box

Thomas Soukup
President , Patriot Water Heater Co
01/27/2019

For just two hours of a day , this course gives all you need to design efficient heating systems

Vince Rice
11/30/2018

t

Justin Renken
Associate Developer, Geronimo Energy
06/03/2018

Super informative design ideas for low temp systems. Very good explanation and reasoning for designing lower temp heat emitters.

Dustin Stobert
04/23/2018

yes

balachandran karthikeyan
02/05/2018

GOOD

AGNIRAJ M
01/18/2018

I would recommend for my students

Raja Mohamed Rabi B
01/18/2018

The course is beneficiary.I would recommend to my research scholars.

Kanimozhi K
01/16/2018
prachi w
09/15/2017

I would highly recommend this course for all system designers that have been in the industry for a long time. The concepts and applications of utilizing low water temperatures gives the designer so many other options on heat sources. This was a great learning experience.

Michael Willburn
President, Infloor Heating Systems
09/06/2017

Keep learning

Shmuel Goldmunzer
Tech, Ultimate plumbing Corp
08/03/2017

John is the authority on this subject...incredible knowledge on all related aspects of radiant heating...

Mike Fortin
04/03/2017

Helpful course. I am considering taking some of the others now.

Jonathan Rogers
03/09/2017
MADHUMITHA T
09/08/2016

gd

Mark Amerson
05/06/2016

Not at this time

mike cory
Owner , Mikes excavating
05/06/2016

See above.

Joseph Melograno, LEED AP, CPD, CEA
Senior Engineering Associate, Miller-Remick, LLC
03/18/2016

i enjoyed

Sowmithra C
01/15/2016

This was an interesting & helpful introduction to low-temperature systems for modern buildings.

Kevin Leecaster
technician, Shamrock Plumbing
12/17/2015

I have watched/listened to several of John's lectures and would like to take his full course. His material is very interesting and useful and his presentation is excellent.

David Goldthwaite
Senior Mechanical Engineer II (Retired), Raytheon
11/18/2015

John has a great talent as a teacher. He distills the science part of thermodynamics and puts it into context for everyday field applications.

Bruce Gray
CEO, SunPump Solar Inc.
10/15/2023
Bojan A
06/08/2022
Daniel N
08/20/2021
Harold S
07/16/2021
Matthew I
01/29/2021
Vanessa G
10/02/2020
Booma J
06/20/2020
Ryan K
05/21/2020
Maria S
05/06/2020
manmohan y
05/05/2020
Blake J
05/01/2020
Shubham G
04/21/2020
Jalloh I
02/14/2020
Kevin G
01/24/2020
Daniel O
12/11/2019
Rand P
08/21/2019
Ben D
06/12/2019
Scott P
02/18/2019
John S
02/11/2019
Rick L
01/26/2019
DAVID B

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