1#feinet2001 . [" ~* E5 D6 q1 P% ]; H9 m 5 m& H# \9 ?- G* K* K7 r+ yoption 1: Two seperated furnances and seperated control5 y7 Q& k6 o1 U& i/ M6 M
(for big house > 3000 ft)+ F9 s# x# S A: n
option 2: One furnance with Zone Control device * V- O6 W6 h: Z; E) p; p& _ (three zones or fours zone will be good) - total efficiency will be higher ' h! K0 e9 m& Q; o& J# X 0 w1 Z" p' p1 `8 ?, L& lTotal 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?8 Z. ?0 A; N k ^; H: @( ^
3 Q. J& r3 H: Q- i 9 X8 Z. w7 ]7 L0 E" H3 u) J# Roption 1: Two seperated furnances and seperated control! E, z9 ~' _, r3 R% ^" \7 ?
(for big house > 3000 ft)/ ?3 c& j( [" w
option 2: One furnance with Zone Control device 9 R1 d, j& F- S+ H2 Y4 u+ y (three zone ...- M0 `7 X6 u2 i+ I% q' ~( K
十年移民路_ 发表于 2011-3-29 06:36 [/quote]