1#feinet2001 ( N& l9 A: b7 F. L* `3 K V2 \+ P$ R9 yoption 1: Two seperated furnances and seperated control , f8 O Q0 f; X# c' g; M; l (for big house > 3000 ft) , Q* [* L, ^- soption 2: One furnance with Zone Control device 8 n0 _ j d" Z1 q R3 [0 _' w
(three zones or fours zone will be good) - total efficiency will be higher v' x2 o& @- C( S3 l! f; N* u/ L5 {" x0 t' C" k! @& S0 W1 B/ N
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? & P6 q( ^; f4 }4 f K& Z) q9 L' a7 {, X5 D6 w6 @
% i. E) X- s8 ~& w
option 1: Two seperated furnances and seperated control ( G8 n1 ?: t3 K, O (for big house > 3000 ft) + Q2 {( a8 X- x* f4 P1 I* Doption 2: One furnance with Zone Control device 2 p* P6 M8 |- e7 r% r
(three zone ... # T' [0 B4 g9 `, Y* Z十年移民路_ 发表于 2011-3-29 06:36 [/quote]