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John Mesenbrink

On the Road

Chief Editor John Mesenbrink gives you an inside look at the year's hottest industry events through unprecedented coverage of shows like Greenbuild, NFSA, ASPE Convention and more! Visit our new Convention Videos page to see more footage.

 

Current Issue

Updated for August on 08/06/2010

Boiler 411

Plumbing Engineer has obtained the inside scoop from the top boiler manufacturers about new product introductions and other industry news and
notes. Here is a compilation of companies interviewed. ... >> More

Smart, Efficient Near-boiler Piping

Modern hydronic heating systems have evolved in complexity over the last few decades, and — no doubt — we’ll continue to refine and improve them. With this evolution, the need for proper piping ... >> More

Backflow Prevention: An essential part of any domestic water...

We can all relate to that unmistakable sensation we call thirst, but what most of us do not know is that it comes about in an advanced stage of dehydration. Physical dehydration is dangerous and can have ... >> More

Aquatherm, ProPress smack-down

A few months ago I was on an airplane en route to the Bay Area when the fellow next to me ordered a “Jack on the rocks.” The flight attendant soon handed him one of those plastic airline cocktail cups filled ... >> More

22 pitfalls to avoid when designing or installing a combined ...

A combined heating hot water and domestic hot water system is a hybrid system that utilizes a boiler or boilers to heat water for heating the building environment, and it uses boiler water to heat domestic ... >> More

Protection of sprinklers against damage by earthquakes

The general requirements pertaining to seismic bracing were discussed last month. This article will look at the detailed design of sway bracing. For those not involved in the design of sway bracing but ...  >> More

Solar economics — look at cash flow, not payback

Whenever a solar heating project is under discussion, someone always brings up the concept of “payback.” This idea is based on the assumption that the extra cost of installing solar equipment must ... >> More