1#feinet2001 6 _9 _2 g2 y" ?) d3 d, X! f" c9 c# d$ n k1 \" c+ b- ^' b
option 1: Two seperated furnances and seperated control M! u `3 e; }+ {& N3 \- O1 n (for big house > 3000 ft) % D$ ~ l# q3 S' }8 O# Goption 2: One furnance with Zone Control device 7 r4 P4 H8 u8 ^0 R6 C( o (three zones or fours zone will be good) - total efficiency will be higher" x1 Y( C6 Q& n0 m6 F" F5 T( u7 _
5 z, _/ y. j: `" u5 iTotal 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?. u! C2 Y/ Z" a- d
% \0 P! V4 ~/ p0 Z T 2 v; G. U: p: C) doption 1: Two seperated furnances and seperated control ( \; `9 Q: l( Y4 m! Q4 Q1 O (for big house > 3000 ft)( G, w$ I* K+ V" h% E4 F( S
option 2: One furnance with Zone Control device 3 Q( \. a/ @# ^' I
(three zone ...) e: u. Z( Q5 T# M) |2 b" v9 Z
十年移民路_ 发表于 2011-3-29 06:36 [/quote]