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Ventilation

Greenheck Fan Corp.: Insulated Control Dampers

Available with a thermally broken frame, the ICD Series of insulated control dampers consists of ultra low-leakage dampers with thermally broken insulated blades. 


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Tjernlund Products Inc.: Combustion Air, Ventilation CD

Free of charge, the CD contains thousands of pages of data including literature, spec sheets, fan curves, install/service manuals, wiring diagrams, parts reference, and product and application photos. 


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Chemical Systems Services Inc.: Duct Fittings, Dampers, and Blast Gates

A line of chlorinated polyvinyl chloride (CPVC) duct fittings, blast gates, and dampers for use in ventilation systems offers standard sizes from 6-24 inches; custom sizes or variations can be fabricated with quick turnaround.


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Duct Dynasty: Why That Oversized System Works Great

Show Consumers Why Bigger Isn’t Always Better

How can the homeowner be comfortable with a piece of equipment that would condition twice the amount of house? The answer lies in the true performance of the HVAC system.


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Jan. 9, 2014: ASHRAE Publishes Revised Ventilation Standard for Health Care Facilities

Revised Standard Includes Changes and Clarifications Dealing with Humidity, Ducted Returns, and More
ASHRAE has announced publication of a newly revised standard for ventilation of health care facilities, which helps designers by providing the minimum requirements for the design of ventilation systems to provide environmental control for comfort, as well as infection and odor control.


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Expo Unveils Award Winners

Wide Range of New Products Saves Energy and Improves Comfort

Encompassing a broad cross-section of the HVACR marketplace, the winners of this year’s AHR Expo Innovation awards feature everything from a hybrid electric heat pump water heater to a high-performance metric motor. The winning entries were selected in 10 categories.


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Duct Dynasty: Using Duct Surface for Leakage Testing?

Simple Testing Isn’t Always the Most Accurate

Are we using the most accurate metrics for determining duct leakage in a residential duct system? Would this be the best metric to use for quantifying duct leakage in residential duct systems?


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Project Files: No Horsing Around with Ventilation

MacroAir fan helps provide ventilation and effective cooling for spectators and participants — both human and equestrian — at Riverside Rancheros’ covered arena.


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Berner Intl.: Industrial Air Curtains

At lengths up to 16 feet long, the high-efficiency VTH venturi heater coil has been added to the VS Series air curtains. 


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TruTech Tools Ltd.: Capture Hood

Lightweight and easy to handle, the Kanomax TABmaster™ capture hood Model 6710 allows users to take accurate supply and return airflow measurements. 


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Multimedia

Videos

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2014 SMACNA Annual Convention

Views from the 2014 SMACNA Annual Convention in San Antonio.

Podcasts

NEWSMakers: Chris Mathis

Chris Mathis, president of Mathis Consulting Co. and vice chair of ASHRAE’s residential ad hoc committee, talks about ASHRAE’s exploration into the residential market. Posted on Oct. 17.

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ACHRNEWS

NEWS 10-20-14 cover

2014 October 20

Check out the weekly edition of The NEWS today!

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EFFICIENCY STANDARDS

DOE has denied AHRI’s petition for reconsideration of walk-in standards. Is it getting harder to reach consensus on efficiency standards?
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HVACR INDUSTRY STORE

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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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