How Air Conditioning Systems Work
Heat pumps and most central air conditioners are called "split systems" because there is an outdoor unit (called a condenser) and an indoor unit (an evaporator coil). The job of the heat pump or air...
View ArticleCentral Air Conditioning
Central air conditioning units are usually matched with a gas or oil furnace to provide heat through the same set of ducts.
View ArticleRating a Unit's Efficiency
The efficiency of central air conditioning systems is rated by a Seasonal Energy Efficiency Ratio (SEER). SEER ratings typically range from 13 to 23, with the highest numbers indicating the most...
View ArticleWhy is changing filters on my HVAC units important
Filters protect HVAC units from dirt that will coat coils and other parts inside the units. A proper filter change program will go a long way to ensuring that coils transfer heat efficiently allowing...
View ArticleWhat does HVAC mean?
While the Energy Center usually tries to avoid the use of acronyms, HVAC is in common use in the heating and cooling industry. It stands for "heating, ventilation and air conditioning," three functions...
View ArticleWhen To Replace Your Filters
Are the return air vents in your house covered with dirt? If so, you’re not cleaning or replacing your filter often enough! You should replace or clean the filter once a month.
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