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Home » Topics » HVAC Contracting

HVAC Contracting
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Chimney Fundamentals: The Science of Venting Flue Gases - Part 3

How to Keep Your Customers Safe as Well as Comfortable
Eric Kjelshus
April 20, 2015

Water is a byproduct of combustion. If the proper venting of flue gases is neglected — as is so often the case — water in the form of condensation triggers serious safety and comfort issues for our customers. As professionals, we must pay more attention to flue gas temperatures and the conditions of the flue during our service calls.


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EEOC Overreaching and What Employers Need to Know

Dealing with the EEOC Is Challenging
Richard D. Alaniz
April 20, 2015

Considering some alarming recent practices, employers need to understand current U.S. Equal Employment Opportunity Commission (EEOC) actions and trends and what areas may leave them particularly vulnerable to scrutiny.


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Natural Refrigeration Gains Ground in Europe, but Obstacles Remain

April 20, 2015

Natural refrigeration technology is gaining traction with end users, yet, despite technological successes, there are still challenges to overcome in the form of regulatory obstacles and skill shortages.


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N.C. HVAC Dealer Connects Multiple Locations with Broadview's OfficeSuite

System Provides Greater Flexibility and Mobility
April 20, 2015

Broadview Networks®, a cloud-based provider of communications and information technology services, has deployed its OfficeSuite® Phone for Down East Heating and Air Conditioning, a residential and commercial HVAC contractor in Jacksonville, North Carolina, to connect its two offices.


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Tips to Service, Repair, and Maintain Ice Machines

Keep It Clean to Keep It Running
Henry Martinez
April 6, 2015

The most important approach to an ice machine repair to keep in mind is to remember that it is part of the HVAC family. What this means is that most ice machines stop working due to being dirty, either the air or water aspect part of the machine.


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NREL Reports Examine Economic Trade-offs of Owning vs. Leasing Solar

Financing and Owning a System Provides Savings
April 6, 2015

Two new reports from the U.S. Department of Energy’s (DOE’s) National Renewable Energy Laboratory (NREL) examine the economic options customers face when deciding how to finance commercial or residential solar energy systems.


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Online Reviews Have Significant Impact on Residential Service Providers

Customers Willing to Pay More for a Well-Reviewed Company
Greg Mazurkiewicz
April 6, 2015

As a HVAC business owner, you may wonder how much consumers pay attention to online reviews when selecting HVAC and other home services providers. According to a new survey from Software Advice, the answer appears to be: quite a bit.


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Precision Announces It Is Moving to HFO Refrigerant Blends for Its Freezers and Blast Chillers

British Firm Calls on Fellow Manufacturers to Ditch High-GWP R-404A as It Sees 4 Percent Energy Benefit with R-448A
Andrew Gaved
April 6, 2015

British refrigeration manufacturer Precision has announced that, following extensive testing, it will phase out use of R-404A refrigerant in the next few weeks, and move to the HFO blend R-448A, Honeywell’s Solstice N40 for all its freezer and blast chiller products.


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HDPE Cooling Towers Get the Noise Out of Symphony Hall

Quiet Operation of High-Density Polyethylene Units Eliminate Sound Problems from HVAC System
April 6, 2015

Imagine attending a symphonic concert, and right in the middle of a violin solo you hear a rushing sound penetrating the ceiling above the orchestra and overwhelming the concert hall’s painstaking acoustic design.


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Btu Buddy 144: Fan Motor Problem for a Gas Furnace

Bill Johnson
March 23, 2015

Bob and Tim were on their way to a no heat call for a gas furnace. Tim asked, “What do you think we need to look out for on this call?” Bob said, “It could be any number of things. We will start by talking to the homeowner and see what she knows.”


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