Re: Increasing heating/cooling efficiency

["Chub" <w@xxxxx>]

"Stryder Honeymonkey" <IH@xxxxxxxxxx> wrote in message
news:t9peu112goleh2d7b1la7aaj3ifds093gi@xxxxxxxxxx
> This is only partially related to automation, but please bear with
> me...
> I had a friend tell me he cut his heating bill in half by installing
> filters on the back side of his return vents (as opposed to just
> before the blower cabinet) and installing an automatic thermostat to
> turn the heat down when no one is home.
>
> The automatic thermostat is a no-brainer, but I can't even find
> fliters designed to attach to the back of the return vents.  Is this
> something anyone else is doing?  Can there be significant advantages
> to this approach?  It seems to me that if this was a better mousetrap,
> all forced-air systems would be designed that way.  What am I missing?
>
> Any thoughts are appreciated.
> Thanks!

there are vent covers made to put a filter in.  You will have to replace the
vent covers with these new fangled devices.
Personally don't see how that will save on your bill though.