1#feinet2001 5 ~. N( [8 L1 L5 k( e, y6 p0 q6 t" n* p* N. }6 Z6 V
option 1: Two seperated furnances and seperated control1 }6 |7 ~# j! D9 q" }- R
(for big house > 3000 ft) 2 k! I. {7 ?/ o. b }$ }; noption 2: One furnance with Zone Control device ]$ Y/ H. Z! o0 d* l% M (three zones or fours zone will be good) - total efficiency will be higher 1 Z; x/ A8 q& f+ y& h8 O9 ~% Z0 b1 E+ S# _
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?2 S) Z# W- T4 G
7 e3 q9 ~" A5 |; N- M6 @" V 0 M+ H C& C0 E$ c, D$ yoption 1: Two seperated furnances and seperated control" t% I5 F& I6 ]. J8 z
(for big house > 3000 ft) s2 s: F+ {% N: \2 H5 R* k' Y# ?
option 2: One furnance with Zone Control device ' |! Z; s* r; a- I$ k
(three zone ...# y' `" y B7 D+ L
十年移民路_ 发表于 2011-3-29 06:36 [/quote]