1#feinet20011 n/ w; }# A5 S" {5 ?( A( E
; x7 m6 U: z5 V0 s+ m
option 1: Two seperated furnances and seperated control( D; `. e j1 H6 ~
(for big house > 3000 ft)) b! |: B% C. B' k! O
option 2: One furnance with Zone Control device * Z6 E; }2 l* P% W4 w3 |/ E (three zones or fours zone will be good) - total efficiency will be higher+ X4 I$ R- E( b0 V# H) l
. u& Q$ e$ o7 S- N8 R$ L& p) X
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?1 l, e3 K5 h! M/ g
) y) m" Q; |7 i, Q( A* { a5 r. ]& |9 r0 X
option 1: Two seperated furnances and seperated control* q9 B" g! Q# c0 d$ t1 M
(for big house > 3000 ft)' \, M* }3 n* o4 @& m9 W8 \
option 2: One furnance with Zone Control device : B4 _& |' M2 f
(three zone ...$ q' ^! ]% r L2 `
十年移民路_ 发表于 2011-3-29 06:36 [/quote]