7 w8 }% ^. C/ d( U3 L% C. Yoption 1: Two seperated furnances and seperated control " Z' p2 F: f/ W' H7 \+ N (for big house > 3000 ft). }0 @% Q% L+ e; G3 S9 G3 E
option 2: One furnance with Zone Control device & |) k4 |# K4 O& ~' I; X
(three zones or fours zone will be good) - total efficiency will be higher 3 m& N0 Y3 t# h) V2 t. d; y 3 M. _, y& w& G qTotal 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? ' J: i J% Q! R; A' l, ] 6 T% p; ]6 O" j! ?% |( K ) g( }/ [, o1 j/ a( b' e. zoption 1: Two seperated furnances and seperated control. ~0 n/ G( u! V, D
(for big house > 3000 ft) + d; e0 C5 \, t- Ooption 2: One furnance with Zone Control device 7 {* }5 E: Z \6 s$ S
(three zone ...- U5 Y n; B* W- m ~* E! J
十年移民路_ 发表于 2011-3-29 06:36 [/quote]