) M/ E* j" t! z0 t5 B6 F \option 1: Two seperated furnances and seperated control 9 w: ^) {+ C+ A8 R6 b) u! ]9 T (for big house > 3000 ft)) h9 e$ G2 ]0 C+ ^+ t
option 2: One furnance with Zone Control device + J8 s1 g# [3 `8 i) H/ V( z
(three zones or fours zone will be good) - total efficiency will be higher i# K0 V0 g4 K3 U9 _. k& [; K F8 a3 B( V6 V
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 I& C' e `. ^3 ]( P. t* x, n7 w* K$ e: M4 J; i6 w! X
0 p! l% F/ f; E9 u0 roption 1: Two seperated furnances and seperated control 5 w; g" Z$ y; h1 N; X) Q4 j (for big house > 3000 ft). d# s$ N' j+ S+ }1 S
option 2: One furnance with Zone Control device % T6 z$ t6 n: A6 d4 S! r
(three zone .../ T9 ?! D; d P
十年移民路_ 发表于 2011-3-29 06:36 [/quote]