free webinar

Engineered Systems Webinar
On-Site Critical Power Generation for the Data Center & Other Critical Facilities April 15, 2015 at 11 AM ET

John Siegenthaler, P.E.

Siegenthaler is principal of Appropriate Designs, a consulting engineering firm in Holland Patent, NY. The second edition of his text, Modern Hydronic Heating, and recently released software, Hydronics Design Studio, are now available through


Multiple MOD/CONS

Quick adjustment to high demand. Simpler transport. Attractive installation and mounting profiles. These and other benefits can accompany a multiple-boiler strategy, especially if you follow some tips on piping and sensor placement. Review what may become a new paradigm as popularity increases in North America.
Read More

Passionate Professionalism

A boiler retrofit will only do so much good if the rest of the system is in dire straits. This Brooklyn school benefited from engineers making the case to go beyond simple replacement and look at the big picture. New boilers, piping, and separators combined to provide real efficiency as well as a starting point for a building-wide controls upgrade.
Read More



Image Galleries

ES Gallery: Snapshots & Systems

Check out highlights from projects featured in our magazine this year!
4/15/15 11:00 am EST

On-Site Critical Power Generation for the Data Center & Other Critical Facilities

Can your data center survive a 48 hour outage? Can you continue to pay escalating utility power bills in the years to come? On site "critical" power generation is the inevitable answer for these challenges. 

Engineered Systems Magazine


2015 April

Check out the April issue of ES with the cover story: Discovery vs. Disaster: Why You Should Know The Limits Of Your Data Center.
Table Of Contents Subscribe

System Design

Based on your experience and knowledge level, are you currently comfortable designing or maintaining a system incorporating VRF or radiant ceiling panels?
View Results Poll Archive


The Green Energy Management Book

Learn from our experts how to evaluate job opportunities, market your services, sell a Walk-through Survey, target areas for an Energy Audit, calculate energy savings, do retrofit work, and win continuing contracts for retrofit work.

More Products

Clear Seas Research

Clear Seas Research ImageWith 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.

Tomorrow's Environment Podcast

This series from longtime columnist and chronic forward-thinker Howard McKew covers a lot of ground -- from retrocommissioning to systems training, on toward checklists for drawings and tips for meeting minutes. Click HERE to be taken to the podcast page!


new Facebook icon Twitter icon YouTube iconLinkedIn icon  Google+