1#feinet2001 % p5 z9 e- \8 G A: ^3 Y* g' X( L8 I# o$ }1 _3 k$ l4 g& p5 n n l
option 1: Two seperated furnances and seperated control4 i) d. M4 r, S9 y8 ?
(for big house > 3000 ft) + o0 Z! f: q1 O& d- F# _6 yoption 2: One furnance with Zone Control device + V8 D1 T% j% B. |* j
(three zones or fours zone will be good) - total efficiency will be higher 8 v& g5 M% |- K * y1 r4 ]6 t$ JTotal 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? # ? t2 [! r1 o5 z6 A \# H) e8 Q. a" z
. i9 V( V V9 j* M4 y# q4 qoption 1: Two seperated furnances and seperated control 9 H) Z% z: ?) r5 e4 L; } (for big house > 3000 ft) + I% b: C8 }5 _& B' coption 2: One furnance with Zone Control device 8 z+ R5 o& [1 F! U) w (three zone ...4 q8 V g+ k2 J+ X/ b/ k4 S
十年移民路_ 发表于 2011-3-29 06:36 [/quote]