1#feinet2001% b o: H5 a% m# \ R M5 @
1 }: _. E3 L8 e$ H8 `$ b
option 1: Two seperated furnances and seperated control ' f# e2 T9 b- J4 i0 {# A (for big house > 3000 ft)( j* v0 R5 |4 E9 _7 A
option 2: One furnance with Zone Control device . P4 T5 [( F/ { r (three zones or fours zone will be good) - total efficiency will be higher : b) ?. f6 Q4 N+ L) o, k/ J- y2 o" S* U3 E" z0 V r; j# e
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? # w/ f X; K7 z2 L ( }2 T2 O: o9 p9 P; C , D" {" Z3 c1 f. e, soption 1: Two seperated furnances and seperated control: [; \( \9 ? e
(for big house > 3000 ft)0 o# |7 l8 [5 [
option 2: One furnance with Zone Control device 2 w; o, d8 P5 g# y2 t- h
(three zone ...0 ]0 _& G/ A1 v+ H* Y, y/ F
十年移民路_ 发表于 2011-3-29 06:36 [/quote]