1#feinet2001: [! j5 {. c' i
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option 1: Two seperated furnances and seperated control L+ t1 u+ j* W2 f% l* O (for big house > 3000 ft) H7 x. _0 c0 T8 }8 t" _- q
option 2: One furnance with Zone Control device 6 M# _1 T# D4 K( i. c8 @2 { (three zones or fours zone will be good) - total efficiency will be higher- W) u* [ G; \/ z
/ g F: _0 o3 W0 O7 P: E) BTotal cost is not big difference.
Zone Control device, 会不会象他们说的,互相影响呢? 如果房子盖好后,再自行安装,容易实现吗? 7 _- S& i- A/ r5 Y& M8 m3 s$ Z* ~- |
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option 1: Two seperated furnances and seperated control! K5 {1 f& A$ }8 v
(for big house > 3000 ft), f* v2 X$ t2 {) Q. x/ R0 Y
option 2: One furnance with Zone Control device $ Q" C4 G, L! G1 |4 q (three zone ... ; R# J9 F' [! M4 _十年移民路_ 发表于 2011-3-29 06:36 [/quote]