Article archive

08/25/2010 13:53

ZONING

– One thermostat centrally located in a– A zoning system delivers increased energy– A zoning system allows you to set theotal CFM - Smallest Zone CFM = By-Pass CFMWhen by-passing air into the return air duct it isand Downsizing What is Zoning and Zone Control?   Zoning and Zone Control of...
08/25/2010 13:45

10 CRITICAL STEPS TO CORRECT DUCT SIZING

  10 CRITICAL STEPS to Correct Duct Sizing Size the load with the Manual J approach. For duct sizing purposes, you must calculate the Btuh for each room. Size the equipment using Manual S techniques. You must determine the total airflow based on your equipment selection. Use the...
08/25/2010 13:42

DUCT DESIGN- MYTHBUSTERS

  Resources Digital Edition Contracting Business's 65th Anniversary Free Monthly Download White Papers Free Info From Advertisers Spring e-Cards Career Center For Advertisers HVAC Comfortech Awards Webinar Events Industry...
08/25/2010 13:29

IQ TEST

Testing Your HVAC IQ   Dealing with a heating or cooling system is not an everyday occurrence for most people. By taking this HVAC test of 20 questions, you can quickly and easily...
08/25/2010 13:16

cooler/freezer load EXAM

  Name:     ID:          Email:  REFLOADS True/False Indicate whether the sentence or statement is true or false.   ...
07/31/2010 04:22

frequently asked questions about Hvac

  What do rating numbers mean?The U.S. government requires an efficiency rating of all air conditioning and heating equipment. The rating reflects the percentage of energy used efficiently, with a high rating indicating high-efficiency. What is a SEER? There are special names for the...
07/31/2010 04:21

Helpful Websites

DIY Zoning Project: Much to learn about design and construction of HVAC systems. LifeTips: HVAC tips and explanations about equipment. HVAC Talk: Message board discussing all aspects of HVAC. Wikipedia: HVAC entry Energy Star: The EPA's web site discussing Energy Star initiatives, products and...
07/31/2010 04:21

Tips to Lower Heating/Air Conditioning Bills

  Perform an energy audit. Many utility companies offer a free home energy audit to customers and it's well worth taking advantage of this free service. Install Ceiling Fans. Keep the air circulating in your home and your air conditioner won't have to work as hard. Install an Attic Fan. It...
07/30/2010 22:58

Efficiency

  More efficiency, more savings Trane matched systems are designed to give you the best performance from your heating and cooling dollars. A high-efficiency Trane matched system calls on fewer resources when in use, so you save more energy. With lower energy cost, a more efficient system is...

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