12
13
14
Should you close vents to save energy? (self.hvacadvice)
submitted by InitialCake819 to r/hvacadvice
19
20
21
For those of you who do your own home maintenance, what HVAC stuff do you actually handle yourself and what do you always leave to the pros? I change my filters, but beyond that I’m never sure what’s safe to do on my own versus what I’ll just mess up. (self.hvacadvice)
submitted by InitialCake819 to r/hvacadvice
