free webinar

Keep cool and register for Critical Cooling & Controls!
On-site at AHR Expo, January 27th in Chicago! Limited to 150 attendees…

John Kuempel Jr. P.E.

Kuempel is vice president of design-build for DeBra-Kuempel, an EMCOR company providing HVAC, electrical, plumbing, automation, service, and maintenance in the Cincinnati and Dayton Ohio area.


Hydro Tech: Swiss Cheese Pump Impeller

Don’t let cavitation put holes in your performance.

Read More

Hydro Tech: Is It Raining In Your Boiler Combustion Chamber?

A good boiler misapplied or improperly installed can precipitate some serious performance problems.

Read More

Hydro Tech: The Radiant Future

It’s not just for heating anymore.

Read More

Hydro Tech: When Variable Flow Fails

After a decade, this piping system went green (and not in the good way).

Read More

Hydro Tech: Expansion Tank Tips

They maintain an air of calm when water turns up the volume.

Read More



Image Galleries

ES Gallery: Snapshots & Systems

Check out highlights from projects featured in our magazine this year!

Engineered Systems Magazine


2015 January

Check out the January issue of ES with features on commercial kitchen exhaust ducts, doubling energy productivity, pressurization smoke control systems, and more!
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+