Articles by John Siegenthaler, P.E.

Lines Of Communication
John Siegenthaler, PE

Networked controls will soon be the norm in hydronics.
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Extended Thinking
John Siegenthaler, PE

Hydronic radiant heating installations frequently present opportunities for refinement.
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Equivalent Thinking
John Siegenthaler, PE

Modern hydronic systems should be as 'hydraulically efficient' as they are thermally efficient.
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Dueling Circulators
John Siegenthaler, PE

Big surprises await those who use high flow-resistant, low-mass hardware into a traditional header-type piping layout.
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In My Dreams ...
John Siegenthaler, PE

Products the North American hydronic heating industry needs.
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Avoiding Bottlenecks
John Siegenthaler, PE

Solutions to flow and heat transfer bottlenecks.
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Radiant Opportunities
John Siegenthaler, PE

The floor isn't the only room surface that can provide radiant delights.
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Piping For 'Wallies'
John Siegenthaler, PE

Their small size and off-the-floor mounting is a tremendous advantage in tight mechanical rooms.
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Zoning Without Wires
John Siegenthaler, PE

An alternative way to provide room-by-room control of radiant panel heating systems.
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Beyond Series Circuits
John Siegenthaler, PE

A modern approach to baseboard heating.
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2014 Truck of the Month

PM has featured so many great plumbing service trucks! See plenty of them here in our Truck Of The Month Archives page. Are you proud of your truck? Go to our Truck of the Month page to find out how your service truck could be chosen!

1/27/15 2:00 pm EST

Grow Your Business and Improve Operations with New Payment Technology

Attend this free webinar to learn how new developments in payment technology can help you close more jobs, increase upselling opportunities and improve operations.

Plumbing and Mechanical

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2015 January

The January issue of PM features cover story: 2015 Plumbing Contractor of the Year: Jim Steinle and Atomic Plumbing.

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2015 National Plumbing & HVAC Estimator

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

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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.