1#feinet2001 1 D. B. c) N' K+ i: O. s0 h* u+ V A( \5 @( A4 s
option 1: Two seperated furnances and seperated control& z1 `5 r1 @" U6 W( Y/ p
(for big house > 3000 ft)1 M" U& D+ e1 Z! I# D
option 2: One furnance with Zone Control device 4 R+ C3 [9 E. B9 v! g: q7 L/ y
(three zones or fours zone will be good) - total efficiency will be higher F( G+ U3 ~: t) ]. K' L# x f" O9 i- P0 {
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?; f4 V% h. b5 t0 n8 u' I2 H
) o% u4 X( s$ g7 e
5 J3 k6 P ]9 C9 S k; ]. x0 goption 1: Two seperated furnances and seperated control: s. ?2 @- z, _! `
(for big house > 3000 ft), m4 B$ |' a+ ]0 F
option 2: One furnance with Zone Control device 8 ?' x. o* J+ V' x8 A7 p (three zone ... 1 `* D3 ?9 G& t" C十年移民路_ 发表于 2011-3-29 06:36 [/quote]