dingus OP , 21 days ago I know multiple people say to close the downstairsregisters, but HVAC sources that I look at say that it greatly stresses the system if you do this and that it's a bad idea.
I know multiple people say to close the downstairsregisters, but HVAC sources that I look at say that it greatly stresses the system if you do this and that it's a bad idea.