HVAC Contracting - Articles - Page 275

Personal Branding: A Must for Success

How to Promote the Most Personal Product of All

March 7, 2016

Turn on the television, pick up a newspaper, or visit the Internet and you will be inundated with messages about brand products. Tide is a brand. Pepsi is a brand. Nike is a brand. And so are you — or at least you should be.

Italian Supermarket Claims Big Energy Gains from HFO/CO2 Cascade and Heat Recovery

First supermarket 1234ze/CO2 cascade with heat recovery expects savings of over a third vs. conventional system

March 7, 2016

Honeywell Solstice ze (HFO 1234ze) refrigerant is being combined with carbon dioxide in a new supermarket cascade system designed to deliver heating, air conditioning, and refrigeration in one comprehensive, low-carbon solution.

Digital Garage Ventilation System Delivers 95.4% Energy Savings to Levi Strauss

Garage ventilation utility fees reduced from $5,100 to just $237 a year

March 7, 2016

The Nagle Energy Solutions (NES) digital garage ventilation system was able to achieve a 95.4 percent reduction in both kilowatt-hour (kWh) consumption and peak kilowatt (kW) demand at the corporate headquarters of Levi Strauss & Co. in San Francisco.

This is an example of how moisture condenses out of the air to a cold surface.

Btu Buddy 155: Sweating Windows

Bill Johnson

February 22, 2016

Bob and Tim were driving to a service call where the customer’s complaint was that her home’s windows were sweating excessively. Tim asked, “What could be some of the reasons that a customer’s windows would be sweating?”

DOE and Stakeholders Consider Best Approach to Major HVACR Research Effort

Workshops solicit input regarding the needed technical focus

February 22, 2016

The U.S. Department of Energy’s (DOE’s) Building Technologies Office (BTO) recently convened two workshops to discuss the potential launch of a major research effort for advanced HVACR technologies.

Dotting the I’s and Crossing the T’s: Employment Records You Must Have

Companies have significant responsibilities to create and maintain employee records

Richard D. Alaniz

February 22, 2016

Record keeping laws can be complicated and can even conflict with one another, but failure to comply can expose the company to government investigations, lawsuits, and monetary penalties.

UK Boasts Highest Refrigerant Recovery Rate

Rate of recovery estimated to be 65-92 percent depending on end-use

February 22, 2016

A report by the Air-Conditioning, Heating and Refrigeration Institute (AHRI) on refrigerant management has found the United Kingdom (UK) to top its refrigerant recovery rate table.

Ameresco Partners with Denver for City’s First-Ever Performance Contract

City is guaranteed over $2.4 million in energy savings over 15 years

February 22, 2016

Ameresco Inc. announced that through a partnership with the Strategic Initiatives Division of General Services and with funding provided by Denver’s Environmental Health Department, the city and county of Denver has entered into a nearly $2 million energy savings performance contract with the company.

Properly Positioning the Sensing Bulb of a TXV

Sensing bulb placement is important

Joe Marchese Leo A. Meyer

February 8, 2016

The correct placement and installation of the thermostatic expansion valve (TXV) sensing bulb is important to its overall performance and reliability. An incorrectly installed or placed sensing bulb can lead to several different types of system problems. Here are some general installation concerns and tips to follow when installing a TXV.

2016 AHR Expo Takeaway: Four Areas Ripe for Innovation

As the HVAC industry gradually innovates, four areas have the most potential for boosting building efficiency

Richard Gerbe and Anthony Sannazzaro

February 8, 2016

With another AHR Expo in the books, it’s clear that even though the industry is gradually progressing, overall it’s ripe for innovation. Four areas in particular stand out where forward-thinking manufacturers can have a powerful impact.