1#feinet2001 " [ h5 n# b u" C8 B* G- n) P$ k& v/ @1 w2 p# X0 D4 w9 ?6 b
option 1: Two seperated furnances and seperated control 9 @' y, O* |1 P! x (for big house > 3000 ft)0 {4 R `8 a4 t; Q2 Q
option 2: One furnance with Zone Control device ) E& U2 k4 ^6 N2 v5 O* t% o (three zones or fours zone will be good) - total efficiency will be higher2 @0 {; c1 u# N! r! n4 X2 [
& `- l0 f- y; p& N0 u8 a; r( V9 M
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? * d( z1 j# x5 G) Y# L! e " O# i! z$ i8 Z2 j 3 p7 }$ T" _4 @& F1 z# ^option 1: Two seperated furnances and seperated control v& z, P( Y) Q: d( V# m
(for big house > 3000 ft) x0 {9 k( y- b7 e2 a
option 2: One furnance with Zone Control device 1 J8 U; I) @+ E' F (three zone ...4 X; k. Z' l2 d; ]4 J" v6 O
十年移民路_ 发表于 2011-3-29 06:36 [/quote]