8 X5 \% z/ p& f9 _* Toption 1: Two seperated furnances and seperated control # Q* D6 _& H4 B: R, E4 Z8 f (for big house > 3000 ft)4 J% z; b( Q C0 a
option 2: One furnance with Zone Control device . |0 p! S) q! e4 _+ A" o9 H' K8 p+ I
(three zones or fours zone will be good) - total efficiency will be higher7 i* C6 n& R% @; N7 O, o4 X$ q
+ C1 C: M: P5 K- K" e& i
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? 3 F$ F% X& P4 W0 j# @ ) s( c7 _4 r' g( E9 s* K) ~, M& s! B1 ~. `3 D& i: j2 e' T# K
option 1: Two seperated furnances and seperated control - m2 C( } j; M9 u (for big house > 3000 ft)- z8 C9 a3 u4 e1 k; y$ s. i7 F
option 2: One furnance with Zone Control device 2 c. F) T+ @8 t/ `" f, N (three zone ... P9 j# O: R4 D T! L十年移民路_ 发表于 2011-3-29 06:36 [/quote]