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A Federal Case For Smart Design

November 1, 2010

By Zuhair Hasan P.E., LEED and Joey Roach P.E., LEED

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From temperature differential’s effect on pumps over to an airside design that covers all the bases for comfort and efficient ventilation, the authors are combining preparation and innovation to give Tuscaloosa’s new federal building a suitably exemplary feel.

To Understand Health Care Design, Be A Student of Health Care Past

November 1, 2010

By Jeffrey H. Peters, P.E, LEED®, AP, MAC, C

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What if you could see into the future and see how your past health care designs might affect a facility in the future? You can; you just need to take the time to learn from the past. Or even better, learn from the past of others whose designs didn’t go quite as well as they had expected, thanks to this thoughtful interrogation from a forensic engineer.

Self-balancing system, front-end support make the numbers work for KPMG island office

December 1, 2010

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A single-pipe system kept HVAC system operating costs low, even in the humidity-laden tropical air of Curacao in the Netherlands Antilles.When KPMG, the global audit, tax, and advisory services firm,

Warming Up To Snowmelt Technology

December 1, 2010

By Kolyn Marshall

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From sidewalks to hospital entrances and helipads, these systems are becoming a more common part of a project’s mechanical infrastructure. Examine differences between ASHRAE’s old and updated classifications, then review design considerations such as heat of evaporation, heat loss to the atmosphere, and back and edge losses. Tubing, spacing strategies, and controls round out the primer.

Colorful PP-R piping shines in tight mechanical room(s) installation

October 1, 2010

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Forced to divide mechanical equipment into two very small closets, Mountain Seas Development used polypropylene piping to navigate space in this Utah renovation and avoid the need for power blowers

Avoid Hydronics Headaches

March 3, 2011

By NEEA's BetterBricks Initiative

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From checking out valve chatter to maintaining optimal condenser water flow, consider a few quick reminders from the Northwest Energy Efficiency Alliance for a proactive, preventive O&M strategy to keep your water distribution system quiet and efficient.

California's first LEED® Gold winery picks radiant cooling

February 1, 2011

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Radiant cooling was used at the Hall St. Helena winery in CA to save energy and maintain precise control over the winemaking process. When hydronics contractor Robert Reid saw

Hotel checks into tankless for hot water with room to spare

January 1, 2011

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A custom made vent system eliminated the need for 17 separate vents required by the gas-fired, tankless water heaters at this Alabama hotel.Saving space is invariably one of the prime

Piping helps Portland revitalization project save and offer gas

January 1, 2011

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A flexible gas piping system allowed tenants to add custom gas appliances such as professional gas ranges at this Portland, OR, apartment complex.The revitalization of the Pearl District - an

Getting Into The Flow

May 1, 2011

By John Vastyan

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Commercial system experts see flow as a key step to optimizing system efficiency. Cutting down required tubing size, insulated PEX for district systems, and variable-speed pumps to pin down a chiller’s exact needs are three points of attack in the modern campaign against waste.

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