Type: Posts; User: sols
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We are hvac contractors trying to find a better duct system
that is cheaper to install but still a good system
What I am trying to find out is the best way to make a
pressure box for a flex trunk line. And would a peice
of pipe with a reducer work or will the air flow move
by to fast.
Spider system under a house with flex trunk lines.
Iknow a tapered box will work but I would like to know
if I make a square box and off set the collars in the
end of the box would this work as...