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Split Face or Intertwined
I remember now that the problem we had with stacked coils was condensate being blown into the supply duct when the upper coil condensate reached the more "open" dry coil below. We had an average flow of 500 fpm but more velocity throw the lower coil. Separate drain pans under each coil would...- leftyp11n
- Post #16
- Forum: HVAC/R engineering
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Split Face or Intertwined
I've been told by the president of a large HVAC contractor that when using two split face coils stacked vertically, the upper coil should be cycled on first. The reason he gave was that the majority of the air will pass thru the dry coil (less resistance). It's supposedly better if both coils...- leftyp11n
- Post #13
- Forum: HVAC/R engineering
