• Furnace

    How to buy a furnace

    HOW TO BUY A FURNACE Updated on December 9, 2019 | by: The HVAC.com Team An efficient furnace plays a vital role in keeping your home warm and cozy during the winter. But how do you know which type of furnace is best? If you want to replace your old furnace or buy a new furnace online, this 6-step guide can assist you. Let’s start with how a furnace works so you can get a better understanding of the process and your needs.   WHAT IS A FURNACE? A furnace is designed to heat your home’s air using different types of fuel. It blows hot air through ducts to deliver warm air via grills or…