1#feinet2001 : `. [: U' n' w' u, B: o# U Z3 `7 k0 y! {, D
option 1: Two seperated furnances and seperated control( z k2 j0 u6 o
(for big house > 3000 ft) 0 S4 F0 @) T) | i: aoption 2: One furnance with Zone Control device ( U2 \4 o. Z8 `0 F: C. Z, I
(three zones or fours zone will be good) - total efficiency will be higher6 M* X$ ~: U3 F- ^% L
! V. f3 x1 k8 ~3 a0 M! n4 T
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?, v8 Q' L+ W+ q h; D8 |
( C1 P: j$ @. I
$ V6 A: } T5 X$ r( C4 [' Coption 1: Two seperated furnances and seperated control# o. D0 d7 X- J- G6 T9 T' o' L0 l
(for big house > 3000 ft) , \$ r7 q4 t" a8 e1 boption 2: One furnance with Zone Control device ; J: o+ V' r1 c' \% V- P {1 a
(three zone ...- U/ d% ~- Y5 w9 N, C* g- |1 H
十年移民路_ 发表于 2011-3-29 06:36 [/quote]