I was thinking about how we’ve grown so used to central heating and, with the exception of an occasional cleaning, pretty much ignore our boilers and heating systems when the weather gets hot and sticky. I wondered if it had always been this way...
The 6-, 8-, 12-, 14-, 16-, and 24-ton VRF heat pump systems feature inverter compressor technology with highly efficient heating function down to minus 13°F ambient air temperature due to scroll compressor and liquid-injection technologies.
Nearly 90 percent of the chapters have undergone revision
July 7, 2016
ASHRAE has announced revisions to the majority of chapters, including major updates related to thermal storage and district heating and cooling, in its newly published 2016 ASHRAE Handbook – HVAC Systems and Equipment.
In addition to the final determination stating that the DOE will now regulate portable air conditioners, the agency also issued new rules for test procedures for portable air conditioners and is currently developing energy conservation standards for these units.
Mark Kuntz, senior vice president, Mitsubishi Electric US Cooling & Heating Division, shares with our HVAC contractor readers the ductless technology trends he is seeing from a manufacturer’s perspective and what contractors can do to sell the product.
These single-package rooftop units are available in 50- to 65-ton cooling capacities. The units offer double-wall construction, single-point power connection, and efficiency ratings that exceed ASHRAE 90.1 standards.
Investments in equipment provide greater capabilities
June 22, 2016
Intertek announced it has invested in expanded laboratory space and equipment to further enhance its testing capabilities to the HVACR industry. With these investments in testing equipment is unique to North America, Intertek said it continues to build on its status as one of the largest global networks of third-party testing facilities.
New York and California recently made headlines when they became the first states in the nation to adopt plans to raise their statewide minimum wage rates to $15 per hour. The controversial legislation has drawn a myriad of comments from political parties, workers, and business owners, including HVAC contractors.