Several brands in the market manufacture and sells number one quality furnaces. The best way to choose a system is to focus more on the qualities of the furnace model. The characteristics that should be looked at in the furnace are:
Quality parts
Warranty
Better value
Qualified and professional workforce
Selection becomes easier if the buyer knows what to look for in the furnace. However, you can choose the following brands for the most reliable furnaces - Amana, Heil/ICP, American Standard, Carrier, Bryant Furnaces.