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Posted by Jeff on October 28, 2006, 6:09 am
Or, should I leave the furnace upright and
extend the furnace opening 19"x16" vertically
(13' from the top of the furnace to the ceiling
in the first floor) with ductboard and then run
the trunk into that riser at a right angle?
> Gents,
>
> My home is a 16' x 41' two story rectangle. The original
> duct design we had was to install the 80k hot air furnace
> in the basement at the rear of the house and run the main
> trunk along the basement ceiling from back to front.
>
> Now I find that the dividing wall in the basement is composed
> of large rocks and cannot be easily broken through for the
> 20"x10" main trunk.
>
> My understanding is that the main trunk cannot exit the top
> of the plenum. My plan is to install the heater on it's side and run a
> 14" round pipe vertically to the ceiling in the first floor and then
> a 90 degree elbow to begin the main trunk in the drop ceiling
> up there. Is this an outragous idea? Assuming proper trunk sizing,
> will there be sufficient pressure to heat the first floor from the top
> down?
>
> Jeff
>
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