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I used to be someone who would set my thermostat to heat, forget about it for 12 hours, and then suddenly remember and panic-run to turn it down. That was until I started setting my heating on a schedule — total game changer. What's more, I literally watched my monthly gas bill drop.

Unfortunately, though, it didn’t drop quite as low as I’d hoped. This was me last winter, so this time round, I'm looking to really shake things up and ideally keep my heating below the $200/month mark.

I haven't switched it on yet this year, and we've been reaching for our fluffy robes and thick socks so far, but we've probably only got a few more weeks of this before reality hits and I have to press that button. We have a toddler in the household, too, so keeping my home warm is vital.

So, instead of guessing this winter, I reached out to a HVAC expert to find out what temperature is the golden number when it comes to heating your home. And why, of course!…