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Case In Point

Life sciences lab handles OA load with humidification

April 1, 2011

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A fog humidification system installed at this Michigan lab is controlled by a BAS.Pall Life Sciences is a leading global provider of filtration, purification, and separation technologies to the diverse

IAQ: Florida's Teachable Moment

March 3, 2011

By Ernie MacFerran

2 Comments

An engineer with the 9th-largest school district in the United States writes about the IAQ testing and final report that his district commissioned. From offices to classrooms to cafeterias and restrooms, the monitoring was extensive. Read the results and some author comments about acceptable IAQ in schools, the possibility of overdoing fresh air, and the associated costs.

Better filtration, better fertility?

February 1, 2011

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New filters and a monitoring system helped the Carolina Conceptions Fertility Clinic increase its success rate. Since Carolina Conceptions Fertility Clinic opened its doors in August 2006, it has become

LEED Platinum Performance for Mercy Corps

February 1, 2011

By Rob Schnare P.E., LEED

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Inside this nonprofit’s new headquarters in Portland, variable refrigerant flow teamed with zonal heat exchange, 100% DOAS, daylighting, CO₂ sensors, and more to deliver comfort while bringing actual energy usage in under the design target of $0.83 per year.

Behind The Change In ASHRAE/ASHE Standard 170

February 1, 2011

By Judene Bartley MS, MPH, C and Russ Olmsted MPH, CIC

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Review the work that engineers and clinicians put into creating an amendment to the standard for relative humidity in the operating room and other spaces. The goal was to see whether it was possible to adjust rh thresholds without affecting patient health, but the associated potential equipment savings may make facility budget directors feel the best of all.

Practical Implementation Of Chilled Beams For Offices

January 1, 2011

By Peter Rumsey P.E., FASH and John Weale P.E., LEED

2 Comments

The wave of acceptance for this design option continues to grow in North America. Get up to speed on when and where chilled beams can have the most impact. Then move into humidity control, supply air, system sizing differences compared to VAV, economizers, and more.

Tommorrow's Environment: The Hospital Acquired Infection Foundation

January 1, 2011

By BNP Media Staff

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We all need to do better in this design/build/O&M business.

Asheville resort digs deep to deliver dehumidification to underground spa patrons

December 1, 2010

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Multiple dehumidification units allowed for scheduled downtime while maintaining this underground spa’s precise humidity requirements.The Grove Park Inn Resort & Spa is nestled in the Blue Ridge Mountains of Asheville,

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,

Urban Outfitted

December 1, 2010

By Om Gupta P.e.

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Chicago’s Michael A. Bilandic Building has 21 stories, one for each year since the previous retrofit. Recently, an open-minded project team paired modular chillers and hydronic gas boilers with pumps and VFDs to conquer some upgrade challenges, bring the mechanical system into the 21st century, and knock 15% off the tower’s measured energy use.

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