HVAC Control Tutorial
HVAC Control Tutorial by Jeff Fisher Residential HVAC (Heating Ventilation & Air Conditioning) is a topic you don't see written about very much. It seems to me to be a pretty brutal business. After all, HVAC systems are rated in "tons" and are pretty massive. They include large ducts that are b ...
What is a "modulated" furnace?
The term "modulated" basically means variable speed. A few high-end HVAC systems have some form of variable speed fans and/or compressors, and even burners. Typically, these systems can run from about 40% to 100% of full rated output at any given time. This allows heating or cooling to run at a ...
Hometech Flatscreen Zone
Welcome to Hometechs' Flatscreen Zone The Flatscreen Zone is your one stop shop for everything related to the pre-wire, instal & trim-out of plasma & LCD tvs. Hometech realizes that this has been a large segment of the AV market a ...
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