December 3, 2012
Checking the acidity and/or moisture content of refrigerant oil is one of the methods used to test if a refrigeration system is clean and uncontaminated. But how can you take an oil sample without an oil plug?
Read More
December 3, 2012
It was 1987 and while the Copeland Scroll technology was entering the HVAC marketplace. The technology ushered in a new phase of energy efficiency for the residential HVAC industry and also became a standard in the commercial and refrigeration sectors.
Read More
December 3, 2012
An esteemed panel of energy-efficiency aficionados recently met inside Philadelphia’s Navy Yard for Danfoss’s 18th EnVisioneering Symposium, “Building Blueprint for a Clean Energy Future.” What happened during the symposium?
Read More
December 3, 2012
“We aren’t green, we’re gold.” That was the message being sent from speakers and trainers at the 2012 International Ground Source Heat Pump Association’s (IGSHPA’s) technical conference and expo. What else happened at the conference?
Read More
December 3, 2012
While natural refrigerants start to slowly — and cautiously — gain a foothold in North America, their impact is more forceful almost everywhere else. What do other countries have to say about this?
Read More
December 3, 2012
More than 150 HVACR professionals explored the topic of building performance, the transition to home performance contracting, and more at Air Conditioning Contractors of America’s (ACCA) inaugural Building Performance Forum, Oct. 9-10, in Austin, Texas.
Read More
December 3, 2012
Two recent projects demonstrated successful retrofitting of HFC refrigerants into existing HCFC-22 systems. These projects, which were highlighted by Arkema, detail the processes with regard to HFC-427A in refrigeration and air conditioning applications.
Read More
December 3, 2012
There will always be a time when the evaporator sees a light load and the TXV may lose control of its evaporator superheat due to limitations of the valve and to system instability. What do you do then?
Read More
December 3, 2012
Because no one HFC refrigerant can be retrofitted efficiently into the entire range of R-22 equipment, a wide and sometimes changing variety of HFCs have entered the market. The NEWS contacted a number of refrigerant manufacturers asking them to discuss some of their most popular HFCs for R-22 retrofits.
Read More
December 3, 2012
Now, more than ever, the industry has been looking for alternatives to R-22 to keep the huge existing base of R-22 equipment up and running. More reclamation has been one option. But at the same time, attention is being paid to a large number of HFC refrigerants that can be retrofitted into R-22 equipment.
Read More
December 10, 2012
An acquisition that brings together two of the world’s strongest players in the global HVAC marketplace — exactly what does that mean? During the press conference held by Takeshi Ebisu, Daikin senior executive officer, and Dave Swift, Goodman Global Group Inc. president and CEO, the answer was simple. “In one word, complementary,” said Swift
Read More
December 3, 2012
TDIndustries named Specialty Contractor of the Year; Armistead Mechanical awarded GreenSTAR designation.
Read More
December 3, 2012
McCormick Systems adds Viewpoint Construction Software as partner; Innovo announces partnership with Trade Service Co.; Intelligent Mobile Support selected to present its software platform as a “best practice” for HVACR wholesalers.
Read More
December 3, 2012
Schmidt & Stacy Consulting Engineers’ board of directors elects corporate secretary.
Read More
December 3, 2012
Alfred State College receives bronze rating in AASHE Sustainability Tracking Assessment & Rating System.
Read More
December 3, 2012
Schneider Electric reports third-quarter sales; AAON announces net sales for third quarter; Tecumseh Products reports net sales for third quarter.
Read More
December 3, 2012
IFMA names its 2012 class of Fellows; DOE appoints ASHRAE Fellow to assist in code development; MSCA announces board members; HVAC Excellence grants accreditation to Ivy Tech Community College.
Read More
December 3, 2012
Hart and Cooley names vice president of wholesale sales and marketing; CPS Products is acquired; Spirax Sarco receives gold in 2012 MarCom award competition; General Tools & Instruments’ iBorescope receives 2012 Handy Innovation award.
Read More
December 3, 2012
The Building Owners and Managers Association (BOMA) International urged the U.S. Senate to pass S. 3591, also known as the Commercial Building Modernization Act (CBMA), which would extend and enhance the tax deduction at Section 179D of the Internal Revenue Code.
Read More
December 3, 2012
At the North Carolina State Fair, HVACR apprentices recently competed in one of five trade-skills contests sponsored by the North Carolina Department of Labor and the North Carolina Department of Agriculture.
Read More
December 3, 2012
With HVACR systems accounting for approximately a third of water consumption in a typical office building, the need to minimize water usage is a major consideration in the built environment industry.
Read More
December 3, 2012
Homes built to voluntary Energy Star specifications made up about 26 percent of all new homes constructed in the U.S. in 2011. Under the latest update of the specifications, Energy Star homes consume at least 15 percent less energy than those built to the 2009 International Energy Conservation Code (IECC).
Read More
December 3, 2012
Former SMACNA president Richard J. Cramer Sr., of Holly, Mich., was inducted into the Michigan Construction Hall of Fame, Oct. 25, 2012, located at Ferris State University’s Granger Center for Construction and HVACR.
Read More
December 3, 2012
Air Conditioning Contractors of America’s (ACCA) Contractor Comfort Index (CCI) for October shows that contractors are feeling more confident about short-term growth.
Read More
December 3, 2012
Advanced Radiant Design Inc. took home three of the five first-place awards in the Radiant Professionals Alliance’s (RPA) System Design Showcase competition.
Read More
December 3, 2012
Heating, Air-conditioning, and Refrigeration Distributors International (HARDI) announced average U.S. HVACR distributor sales declined 4.7 percent in September. The weakness is widespread, as evidenced in HARDI’s Monthly Targeted and Regional Economic News for Distribution Strategies (TRENDS) report.
Read More
December 3, 2012
The Air-Conditioning, Heating, and Refrigeration Institute (AHRI) released the results of a research project, “Risk Assessment of Residential Heat Pump Systems Using 2L Flammable Refrigerants.”
Read More
December 3, 2012
With the EE771, EE772, and EE776 thermal flowmeters, users can record the mass flow or corrected volume flow in the supply network with the highest possible precision, regardless of pressure or temperature. For example, consumption of compressed air, nitrogen, helium, CO2, or oxygen can be measured.
Read More
December 3, 2012
The ACL1245AFD acoustical hurricane louver combines outstanding noise reduction with the proven performance of a Miami-Dade tested hurricane louver. Tested for large missile impact, uniform pressure, and cyclic wind pressure to TAS-201, 202, and 203 respectively, this louver system can withstand design pressures of ±150 psf.
Read More
December 3, 2012
The overall height of Weather Guard® Protect-A-Rail® cab protectors has been reduced to make them more compatible with current full-size truck model year designs. In turn, two mounting brackets have been modified to allow the cab protectors to be installed with the Ford F-250/F-350 Super Duty and the Dodge Ram.
Read More
December 3, 2012
Version 3 of RC-Archive™ data acquisition software contains many new features to enable seamless data acquisition. The new version of RC-Archive™ adds archiving support for the following new objects: BACnet® single-point and multipoint trend logs, and BACnet and the company’s protocol runtime logs.
Read More
December 3, 2012
Flat-plate solar collectors 3000 SU VIP and W8 2.5 S VIP are extremely economical energy producers that enable the simple use of free solar energy. The solar collectors are effective for heating of utility and pool water and for supporting low-temperature central heating systems.
Read More
December 3, 2012
The HVAC service cart’s workbench allows the technician to work from an upright position. With a mounted vise the technician can prefabricate piping on the cart, instead of working in awkward, hard-to-reach areas where injuries and fire may result, said the company.
Read More
December 3, 2012
The Bell & Gossett® snap zone valve is a compact four-wire thermoelectrically operated on-off zone valve designed for heating and cooling systems. It features an innovative compact design and an adapter ring that allows for the actuators to be installed in any 360-degree position.
Read More
With access to over one million professionals and more than 60 industry-specific publications, 
This overview of the benefits of zoning includes tips for selling to consumers and businesses. Tom Jackson discusses options for new construction and retrofit, as well as some ways a residential contractor can get into the light commercial business with zoning products. Speaker: Tom Jackson, CEO, Jackson Systems
