1#feinet2001; Q+ X# _) X* [- s
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option 1: Two seperated furnances and seperated control8 }; s8 t1 B" P2 l( z, W- m7 ~$ K
(for big house > 3000 ft) . T, d0 Q. S8 ~5 K7 P9 Yoption 2: One furnance with Zone Control device 1 e$ p, C0 ?+ b (three zones or fours zone will be good) - total efficiency will be higher 2 @& P2 L1 }- a I% k : k. i' a4 |1 @! h/ B& z3 {" S9 _Total 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? 6 Z! t( Y+ s3 t2 o1 } # @. w! s e, w7 B 1 r5 T8 M" b" e1 Z, uoption 1: Two seperated furnances and seperated control 3 `! a& A$ G0 O- H* M (for big house > 3000 ft)* R* }4 y5 ~0 i6 z
option 2: One furnance with Zone Control device 8 b% n8 E: I( Q6 `
(three zone ... ( l: u: u! u4 C1 }5 R十年移民路_ 发表于 2011-3-29 06:36 [/quote]