The temp lows

[JerryG]

Irving, some builders install filters on the fresh air returns. You see them on ranch style houses or furnaces that have height restrictions.

[Irving]

Irving, some builders install filters on the fresh air returns. You see them on ranch style houses or furnaces that have height restrictions.

I was thinking that I could just put the filter on the other side of the grate that it is sitting on. I'll be pissed off if the furnace is pinning down the filter and I can't get to it to change it out though.