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Home » Authors » John Sheff
John Sheff

John Sheff

By John Sheff, director of public affairs, Danfoss North America. Previously, he worked as a business development manager focused on utility programs and end user strategy and as an energy and sustainability policy analyst in the office of Maryland Governor Martin O’Malley. He earned his MBA from the Robert H. Smith School of Business at the University of Maryland, College Park in 2014. He lives in Baltimore with his wife, Zoey, and his son, Sam.

Articles

ARTICLES

GWP Refrigerants

The Refrigerant Policy Landscape: A National Framework Comes into Focus

Danfoss john sheff
John Sheff
April 12, 2021
No Comments

The potential for CARB’s GWP limits and implementation dates to align with the EPA’s sector-based controls under the AIM Act create an environment in which a de facto nationwide HFC regulatory framework could actually emerge.


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Refrigerants

The Path to a Safe Refrigerant Transition

Danfoss john sheff
John Sheff
March 3, 2021
No Comments

Today, more than 8 million mini-split systems around the world are using R-32, and 80% of new cars sold in the U.S. use A2Ls in their air conditioners.  


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Sychronized Loop
Danfoss Online

The Synchronized Hydronic Loop

Danfoss john sheff
John Sheff
April 4, 2019
No Comments

A building’s hydronic HVAC system is rarely just the sum of its parts. The system is comprised of chillers, boilers, pumps, VFDs, AHUs, and valves that create a loop through which water is circulated to control the building’s temperature and its occupants’ comfort.


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In this webinar, you’ll hear from a group of industry experts on the whole carbon lifecycle and how various factors including materials, building shape and use, weather, use of renewables and efficient equipment, and proper refrigerant management can positively affect the long-term goals of a building and its ultimate impact on sustainable progress.

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