Indoor Air Quality

Columbus Freshens Up its North Market

IAQ Concerns Prompt Ventilation Overhaul

The smells and rich airborne aromas of fried fish, potatoes, and smoked pork at North Market are an important part of its appeal. But the market’s burgeoning IAQ problems — a byproduct of the enterprise inside — had to be resolved if the nonprofit venue and its 36 vendors were to survive.


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Aug. 22, 2014: ERVs to Reach Nearly $3 Billion in Annual Revenue by 2020

Units Improve IAQ and Provide Energy Savings

Energy recovery ventilators (ERVs), which use the exhaust air from a building to precondition incoming air, offer many advantages for both improving IAQ and reducing energy consumption, and are one of the fastest-growing segments for improved IAQ management in buildings, says Navigant Research.


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Atlantic Ultraviolet Corp.: Air Disinfection Units

Hygeaire UV Air Disinfection Units use indirect germicidal UV irradiation to purify the upper room air in occupied spaces, reducing the risk of cross-infection and exposure of occupants to infectious airborne microbes. 


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Aug. 12, 2014: RGF and Ingersoll Rand Enter into Agreement for IAQ Product Line

Products Include Air Purification and Odor Control Systems

Ron Fink, president/CEO of RGF Environmental Group Inc., has announced an agreement to supply the company’s full line of patented and patent pending Guardian Air air purification and odor control systems for sale through Trane Supply stores and Trane and American Standard parts distributors.


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The Role of Efficiency in Humidification

Manufacturers Accept the Humidification/Dehumidification Efficiency Challenge

As buildings and homes get tighter, the need for dehumidification is only going to increase.


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Residents, Occupants Benefit from Reduction in Humidity Levels

Contractors Can Help Satisfy Patrons, Personal Belongings

For better or worse, humidity levels impact a structure’s indoor comfort. Here are a few examples of how contractor-initiated humidity reduction has impacted unique applications.


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Are Contractors Taking Mold Seriously Enough?

Survey Says: No

Even though mold remediation could potentially open a new revenue stream for HVAC contractors, some believe their peers don’t take mold nearly seriously enough.


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Aprilaire: Easy-Install Air Cleaner

The Model 1610 Easy Install™ Air Cleaner, designed with a fully assembled transition, allows technicians and installers to easily and quickly fit the unit into most existing upflow applications in under an hour, according to the company. 


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Duct Dynasty: Air Leakage, Two-story Cooling Problems

To Control Air, You Must Contain it

These temperature-related issues are often corrected simply by renovating the duct system to cure duct leakage and air-balancing issues, which created pressure-related problems in the building. There are instances, though, when you can have the perfectly designed and installed HVAC system and these temperature complaints still exist.


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ASHRAE, IAQA Announce Merger

Organizations Aim to Improve IAQ in the Built Environment

ASHRAE and the Indoor Air Quality Association (IAQA) have agreed in principle to join forces, combining resources to improve IAQ in the built environment.


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NEWSMakers: Ed Purvis

Emerson Climate Technologies executive president and business leader Ed Purvis discusses HVACR industry trends, the strength of the industry, and Emerson’s new innovation center. Posted on Dec. 26.

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