: k7 {; L3 g6 v6 n4 q& C( voption 1: Two seperated furnances and seperated control ( T) }' |% l# g, l9 f" w (for big house > 3000 ft) , [ w* I& a; joption 2: One furnance with Zone Control device * V6 L2 F" _# D' N8 P2 ?7 h( Q (three zones or fours zone will be good) - total efficiency will be higher: R7 J; A1 t; M: i# t, m, K
$ z4 u3 v" R+ X# U" k2 oTotal 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? - x3 ?- g8 u4 N9 f. U2 e0 q0 _4 g. }! e; u% [0 R
2 w8 N1 x. I* M+ u* f0 F# q4 l1 {option 1: Two seperated furnances and seperated control % j9 K$ m+ j. Q" H. z (for big house > 3000 ft) 7 T% L! x- D) u7 r3 Poption 2: One furnance with Zone Control device 5 d, X4 u! B* r/ v1 g
(three zone ...6 O+ e, i4 p3 F- n
十年移民路_ 发表于 2011-3-29 06:36 [/quote]