1#feinet2001 / C' u3 a) [, t. X' S+ ^' X# H% o* ^4 `
option 1: Two seperated furnances and seperated control 9 F& y' g* ~1 V; P (for big house > 3000 ft) $ n- N5 ~4 |0 w2 K* ~) Aoption 2: One furnance with Zone Control device ' S2 U6 d! d1 }' G3 g) z
(three zones or fours zone will be good) - total efficiency will be higher- p8 |+ o d- S$ V8 W( {9 k
) I3 U6 y0 S+ s% r% ^ Q, zTotal 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 ~$ U0 {- i1 A! k, t
8 X6 ~, s9 k5 y5 N A8 y& p* A$ g
; u9 z- M, `1 N$ U }
option 1: Two seperated furnances and seperated control/ g& Q0 J$ r( F3 j- ]# X
(for big house > 3000 ft)0 J$ D. i# [" G
option 2: One furnance with Zone Control device 7 j7 i+ O+ @+ \
(three zone ...9 W. O, p) g2 h+ i. [
十年移民路_ 发表于 2011-3-29 06:36 [/quote]