Social Media

Connect with us!
Connect with PM on Facebook, Twitter and YouTube

Articles by John Siegenthaler, P.E.

What's to Come of Hydronic Heating ... OR At Least What I Hope For

June 1, 2000
Here are a few things I think will happen in the hydronic heating industry in the near future.
Read More

Mixing Wood And Water

June 1, 2000
Burning wood for home heating is a way of life rather than just a fuel choice.
Read More

Study Hall

June 1, 2000
A new office provides a testing ground for new hydronic heating methods.
Read More

Diversionary Designs

June 1, 2000
The December 1997 Hydronics Workshop column showed several ways of using diverter tees in hydronic systems.
Read More

Choosing Your Priorities

June 1, 2000
Load diversity allows a heat source to be reduced with respect to peak load.
Read More

Answers Needed

June 1, 2000
This column describes some issues related to hydronic heating for which answers remain nonspecific.
Read More

Divide And Conquer

June 1, 2000
Look at the overall schematic of hydronic piping schematics as a group of subassemblies, each of which accomplished a specific (but limited) task.
Read More

How Low Can You Go?

June 1, 2000
Many residential hydronic baseboard systems are designed to operate at water supply temperatures of 180–200 degrees F whenever there’s a demand for heat.
Read More

Recent Sightings

June 1, 2000
I’m always looking for the basic concepts used and perhaps even some new, previously unheard of way of piping a hydronic system.
Read More

How Low Can You Go?

May 31, 2000
Noises from piping expansion, as well as swings in indoor temperature can be greatly reduced by using outdoor reset controls to regulate system water temperature.
Read More



Image Galleries

BNP Media's Plumbing Group Visits Grundfos North American Headquarters

BNP Media’s Plumbing Group, comprised of the Plumbing & Mechanical, Supply House Times, PM Engineer (pme) and Reeves Journal brands, recently visited Grundfos’ new North American headquarters building in the western Chicago suburb of Downers Grove, Ill.


Plumbing and Mechanical

March 2014

2014 March

In the March issue of Plumbing & Mechanical, read about the 'living in place' movement and learn how to make your space stylish and comfortable. PM catches up with MCAA president Chuck Fell and spoke with him about his goals for the year. Also in this issue, see the top products of 2013, see who is the March Truck of the Month, and read the latest Tool Tips.
Table Of Contents Subscribe

Trade Associations

Are trade association memberships and participation beneficial to your company?
View Results Poll Archive

The Plumbing and Mechanical Store

2014 National Plumbing & HVAC Estimator

Every plumbing and HVAC estimator can use the cost estimates in this practical manual!

More Products

Clear Seas Research

Clear Seas ResearchWith access to over one million professionals and more than 60 industry-specific publications,Clear Seas Research offers relevant insights from those who know your industry best. Let us customize a market research solution that exceeds your marketing goals.

Truck of the Month

Truck of the month

Are you proud of how your service truck looks? Do the graphics give people whiplash as they drive by? Have your calls increased because people remember your truck — and your company name? If so, we’d like to see it, too! Click here to find out how your service truck could be chosen as PM's Truck of the Month.



Connect to PM on Facebook Connect to PM on Twitter  Watch PM on YouTube    Connect to PM on Linked In