How does a furnace heat my home? In this episode of Repair and Replace, Vance explains how a gas furnace works. This episode also covers AFUE, furnace efficiency and the different types of furnaces. If your furnace isn't working, then watch our troubleshooting guide: https://www.youtube.com/watch?v=qRmNrmjKEyk Furnace maintenance guide: https://www.youtube.com/watch?v=1giPLrObYb4 Need a part for your furnace? Order online: http://www.amresupply.com/catalog/650036 More furnace repairs:    • Gas Furnaces | Repair and Replace   ___________________________ 00:00 Intro 00:39 The Basics 01:30 Efficiency 02:26 Safety Switches 03:01 Burner Airflow 03:38 Ignition 04:07 Heat Circulation 04:46 Cooldown ___________________________ AMRE Supply provides homeowners, service contractors, and property management with the parts and knowledge needed to get the best performance out of any property. Stocking the largest selection of appliance parts, heating, plumbing, lighting, and janitorial supplies, AMRE ships almost anywhere in Canada within 24 - 48 hours. Expert help is available online, over the phone or in person at one of the many locations across Canada. Connect with AMRE Supply Website - https://www.amresupply.com/ Facebook - https://www.facebook.com/amresupply Twitter - https://twitter.com/amresupply Instagram - https://www.instagram.com/amresupply