Furnaces are not complicated. Essentially they draw air from a space, heat it, and then send it back. Modern furnaces are all forced-air systems.

A heat pump in itself is slightly confusing. It is an air conditioner that can also double as a heating unit, essentially having multiple functionalities.

Every gas-burning heating system comes with a pilot light. This is standard on older models that need to be relit instead of the modern systems that ignite electronically. Learn how to do it yourself!

Out of all the creative means to heat your house, they all have one thing in common: heat needs to be generated and circulated. If you’re thinking about getting a new system or having trouble with your current system, knowing a little bit about what’s available will help you be better informed on your final decision.

The hotter the summer weather, the more likely your air conditioner will freeze, causing the temperature in your home to rise. This doesn’t seem possible. Unfortunately, this problem is more common than you think.

On those hot days of summer when you wish you had an industrial-sized air-conditioning system, think again. It may sound like a good idea when the temperature continues to rise, but having a system that is the right size for your home will actually better serve your needs.

The most common place to spot mold is on your HVAC vents because they usually have excess moisture. If you see any on here, you need to quickly take action.

Some homes have certain areas that the temperature seems significantly different than the rest of the house—whether this be colder or hotter. Fortunately, this phenomenon is not as supernatural as it seems, and is actually quite common.

Rule number one is always to change your filters! You can do it yourself and you should do it regularly. At least four times a year—think change of season, change of filters.

There are many different air conditioning units but they all start with the basic compressor. Read more about exact functions.