Ventilation

Zoning Success Requires Time and Financial Commitment

Contractors Believe Zoning Market is Ripe

If done correctly, adding zoning services can be a worthwhile investment for HVAC contractors.


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Panasonic Eco Products Div.: Ventilation Fans

The WhisperGreen Select™ models are modular all-in-one fan and fan/LED light combination ventilation fans. 


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What Happened to Sick Building Syndrome?

SBS Has Faded from Headlines, But Is It Still a Problem?

SBS is far from being eradicated and is still a concern that many HVAC professionals grapple with every day.


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Duct Dynasty: Understanding the Coanda Effect

Considering the Traffic of Airflow Within a Duct System

The Coanda Effect is named in honor of Henri Coanda, a Romanian aerodynamics pioneer and aircraft inventor. This phenomenon is sometimes referred to as the surface effect.


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ebm-papst Inc.: Centrifugal Fan

As part of a complete line, RadiPac EC centrifugal fans from 250-1,250 mm are available in a variety of support bracket and cube designs. 


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May 9, 2014: Hartzell Air Movement Introduces Rapid Ship Program

Some Fans in the Program Can Be Shipped in as Little as 48 Hours

Hartzell Air Movement has announced the launch of its new rapid ship program. The program includes axial and centrifugal fans for a number of different applications such as warehouse ventilation, food processing, wastewater, and more.


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Johnson Controls Acquires Air Distribution Technologies

Company Looks to Expand in Building Space in $1.6 Billion Deal

Within the Johnson Controls portfolio, ADTI will be aligned under the building efficiency platform, where it will operate with its own brands, distribution channels, and employees. 


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Greenheck Fan Corp.: Wind-Driven Rain Louver

The Model EVH-501 is a wind-driven rain louver designed to protect air intake and exhaust openings in building exterior walls from direct water penetration, even in the most extreme weather conditions.


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Balancing Home-Performance Demands with Ventilation Needs

Properly Ventilating Tight Homes a Priority for Home-Performance Contractors

As contractors seal up homes, they also need to consider proper ventilation, avoid common mistakes, and follow industry protocols to ensure occupant health and safety.


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ERVs Gain Traction in New and Old Projects

Energy Recovery Ventilation Products Help Mitigate Energy Loss Due to Increasing Ventilation Needs

Advances in heat and energy recovery ventilation technology, driven largely by industry standards and increasingly stringent building codes, have pushed manufacturers to offer multiple energy-saving ventilation solutions contractors can choose from for new and retrofit projects on residential and commercial structures.


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2014 World Energy Engineering Congress

Scenes from the 2014 World Energy Engineering Congress in Washington, D.C.

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NEWSMakers: Cynthia Hutson

Cynthia Hutson, chairperson of ACCA of Central Ohio, talks about the organization’s Heat the Town events, the importance of carbon monoxide checks, and what is coming up for ACCA. Posted on Nov. 21.

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2014 November 24

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R-22 SUPPLIES

Now that EPA has finalized its R-22 phaseout plan, with a large drop in 2015, do you think there will be an adequate supply next year?
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2015 National Plumbing & HVAC Estimator

Every plumbing and HVAC estimator can use the cost estimates in this practical manual!

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