1#feinet2001 - {: X# G3 U$ ?1 K1 s + m& S, Z+ l9 K; X: `option 1: Two seperated furnances and seperated control ( I4 d. i7 [) e( A (for big house > 3000 ft) * U" D& h7 k5 R% Toption 2: One furnance with Zone Control device ; c9 b& v: I" i6 M5 z1 C p, j (three zones or fours zone will be good) - total efficiency will be higher+ t. @) F: t: Q) v# V2 g
1 S$ X, K+ L7 y/ i, L$ _
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?4 s5 L7 I% u9 {
7 r: I2 h- g/ i X: g9 d
. [- ?/ Z2 {, ^4 t0 J1 moption 1: Two seperated furnances and seperated control % b [; ?: _ H* z( h0 E (for big house > 3000 ft) 6 R. Z& b7 m' Joption 2: One furnance with Zone Control device 6 I. v8 d, L( @6 d" @: S1 ^) w
(three zone ...2 S; s7 v; s# f$ v3 L9 N
十年移民路_ 发表于 2011-3-29 06:36 [/quote]