Ventilation

Continental Fan Mfg. Inc.: Process Ventilation Fans

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The MID Mixed Flow In-line Fans utilize the patented MF Mixed Flow Impeller, incorporating adjustable blade geometry for exact performance matching. 


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Food Service, Retail Embrace Air Curtains

Air Doors Finding Broader Uses in Many Sectors
By Stephen Benes
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Air curtains keep unwanted cold or hot air from infiltrating an open doorway during winter or summer, respectively. The units also keep out flying insects and maintain a comfortable working environment for employees.


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Duct Dynasty: Defining the ‘Real’ HVAC System

Equipment is a Component, Not the System Itself
By David Richardson
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Once the realization is made that the HVAC equipment is a component of the HVAC system and not the HVAC system itself, a contractor and homeowner can start to address the real issues. 


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ERV Market to Reach $2.8 Billion

Overall IAQ Market Revenue Expected to Hit $5.6B by 2020
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Carbon dioxide sensors, demand-controlled ventilation, dedicated outdoor air systems, and ultraviolet irradiation also experiencing strong growth.


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Columbus Freshens Up its North Market

IAQ Concerns Prompt Ventilation Overhaul
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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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Pros and Cons of Using PVC Pipes on Projects

Contractors Should Consider Multiple Factors When Choosing Best Option
By Amanda Hill
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Before deciding which material works best for your building or installation project, consider how you want your system to perform, what expenses you are willing to pay on the front end, and the factors that could potentially limit upgrades down the line.


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NJK Precision, a division of Von Weise LLC: Air Flow Monitoring Station

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Built to order, the structure’s engineered hole pattern can maintain its measuring accuracy, even with 50 percent hole blockage. 


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Aug. 5, 2014: Hartzell Air Movement Names New Midwest Sales Representative

Brad Bishop Sales Will Offer Customers a Complete Ventilation Solution
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Hartzell Air Movement has announced that Brad Bishop Sales is the company’s new manufacturer’s sales rep for southeastern Indiana, northern Kentucky, and southwestern Ohio. With Hartzell industrial fans, fiberglass ductwork, and other components, the company will offer customers a complete ventilation solution.


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ASHRAE Standard 62.2 Gets a Makeover

Significant Changes Will Affect Residential HVACR Contractors
By Joanna R. Turpin
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While contractors may not yet feel the effects of these changes, they will in the future, which is why they should familiarize themselves with the new version of Standard 62.2.


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Duct Dynasty: Air Leakage, Two-story Cooling Problems

To Control Air, You Must Contain it
By David Richardson
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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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NEWSMakers: Mark Satterfield

Mark Satterfield, founder and CEO of Gentle Rain Marketing Inc. and author of “The One Week Marketing Plan” talks about his book and the importance of HVAC blogging. Posted on Sept. 19.

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