Buying a Gas Furnace
Most of the energy spent in the home is by the way of heating it. Reducing your energy use in heating is the only means to reduce your energy expense. In order to save the electricity, gas furnaces are preferred as this is cheaper and also easier method to heat the house.
Before buying a gas furnace we must know have the knowledge of the operating system of the gas furnace and the types of them that are available in the market.. In the Gas furnace the combustion of gas produces certain byproducts including water vapor and carbon –di-oxide. In the original model these are made to escape through the chimney wherein some heat also escapes. So the gas furnaces have been modified so as to reduce the energy that escapes from the chimney and there by heating the home with maximum efficiency.
The different types gas furnace available in the market are as follows:
Conventional Gas Furnace — Previously oil was used to burn these furnaces but they are replaced by gas nowadays and its efficiency ratio is 63% -68%.
Gas furnace with Automatic Vent Damper —
here there is a vent which acts as a valve to ignite the furnace. This
type of gas furnace save fuel consumption to some extent as the vent closes and
does not allow the warm air to escape. These gas furnaces have electric or
electronic ignitions.
High efficiency Condensing gas furnaces -
Most of these have burners similar to the conventional type with a draft.
Their efficiency level is the most ranging from 89% to 97%.
Combined Space and Water Heating Systems
- It uses a gas fired water heater instead
of a boiler as the energy generator.
Direct–vent wall furnaces - They are permanently attached to the building and are more compact and less expensive. However their efficiency level is high.
Now that you are aware of all the types of gas furnaces available in the market find out the most suitable gas furnace for your home first. It depends upon various factors like the size of your house, the time after which you will replace the furnace, what are your plans for changing the house, etc.Once the type of gas furnace required by you is decided call some 5 contractors and ask for their quotations or the price at which they are willing to sell you the furnace along with the installation charges. Then you can opt to buy from the contractor who quotes you the lowest so that you are sure that you are buying a gas furnace at the correct price.