FUrnace Prep

This is the start of a series of ideas to help you prep for winter. First is to take a look at your furnace. From experience, I can tell you that you don't want to have to look at your furnace when it conks out in the middle of some below zero winter night. So take a look now. Any cracks, rust? How old is it? When was the last time you had it inspected? Does it need a new filter? Do you know who to call if you do have any problems? Then rest easy. (This and the following tips are mainly drawn from 
https://www.zillow.com/blog/12-steps-prepare-home-for-fall-204676/?utm_source=email&utm_medium=email&utm_campaign=emm_g_0918_buzzfallhomeprep&utm_content=fallprepherobutton )