Indoor Air Quality

Bosch Thermotechnology: IAQ Accessories

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A portfolio of IAQ accessories has been introduced for integration with the Greensource line of residential geothermal heat pumps or other compatible HVAC systems, including split-system air conditioners, heat pumps, gas furnaces, or dual-fuel/hybrid equipment. 


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ASHRAE Manual Focus: Hospital Design

Health Care Facility Designers will Benefit from ‘Good’ Practices Guide
By Joanna R. Turpin
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ASHRAE's newly published manual is based on the guidelines in Standard 170 and provides design recommendations for health care facilities with an emphasis on proven, cost-effective solutions that result in reduced infections, lower maintenance, and higher reliability.


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HVAC Contractors Profit from Offering Duct Services

Industry Leaders Share Tips for Selling Duct Services to Consumers
By Jen Anesi
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In most homes, ductwork carries conditioned air from the HVAC units throughout the house. But with as much as 40 percent of that air leaking out before it ever reaches the vent, according to the U.S. Department of Energy (DOE), it seems there is still room for improvement in most customers’ homes. Enter the HVAC technician.


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DOE: Leaky Ducts are Top Energy Waster

Sealing Ductwork Can Improve IAQ, HVAC System Performance, Occupant Comfort
By Jen Anesi
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The average home’s ductwork leaks 30 percent or more. And while some model building codes now require duct-leakage testing and sealing, there is still a significant amount of work to be done — and a significant amount of energy to be saved.


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RGF Environmental Group Inc.: Air Purification System

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The PHI Package Unit by RGF® is designed to eliminate sick building syndrome risks by reducing odors, air pollutants, volatile organic compounds (VOCs), smoke, mold, bacteria, etc. 


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Hotel Voids Humidity Issues

Heat, Humidity No Problem for Luxury Hotel Construction
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Controlling temperature and humidity while building a five-star luxury hotel during a record heat wave required innovative solutions.


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Humidifall LLC: Water Wall Humidification Control Systems

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The tankless design, which has been added to the manufacturer’s line of water wall systems, uses advanced water control, sterilization, and heating control technology to achieve optimal humidity for indoor comfort and preservation. 


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UV Resources: Commercial UVC Fixture Lamps

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The High-Output DEF (Double Ended Fixture) UV lamp series can be easily installed anywhere in most any HVAC system to destroy coil/drain pan microbial infestations and disinfect moving airstreams. 


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Camfil USA: Commercial Particle and Molecular Air Filter

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Providing long-lasting MERV 13 performance, the City-Flo XL is a particle and molecular filter. It is manufactured in numerous standard sizes. 


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Vac Systems Intl.: Commercial Air Duct Cleaning Guide

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Updated, the “Blueprint for Success: Introduction to Commercial Air Duct Cleaning Guide” is a free educational resource center for air duct cleaning contractors. 


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2014 Energy Efficiency Forum

Highlights from the 25th annual Energy Efficiency Forum in Washington, D.C.

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NEWSMakers: Rajan Rajendran

Rajan Rajendran, newly appointed director of the Emerson Innovation Center, talks about the new $35 million facility and how it will function on the University of Dayton campus. Posted on Aug. 29.

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2014 August 25

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Prohibiting HFCs

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2014 National Plumbing & HVAC Estimator

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