A1 Heating is your first choice HVAC servicer and provider in St. Albert. With the winter season in full swing, we want to keep our homeowners as prepared as possible by answering some common furnace questions. What Is A Furnace Maintenance? What Does A Furnace Maintenance Include? Why Is It Recommended To Have An Annual Maintenance Done On Your Furnace? Read more to answer these questions and learn more of our furnace education tips from the HVAC Expert technicians.