1#feinet2001* B* U: i; i" ^& {1 O/ f' ~# s
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option 1: Two seperated furnances and seperated control 2 J& c1 V/ ~& u" n# ] (for big house > 3000 ft)0 Y7 h9 {* Q o# D
option 2: One furnance with Zone Control device 4 H; w, h$ x+ X; R& j" k6 A
(three zones or fours zone will be good) - total efficiency will be higher ( @! ]" x" p* ~/ U 5 V2 e& [4 o: z3 q. P H K6 U9 F& _& ^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?5 u* l( R5 f+ u$ P9 q
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option 1: Two seperated furnances and seperated control 2 G1 Q1 r6 o, Q (for big house > 3000 ft)9 r N8 E& |2 r$ t- s. r
option 2: One furnance with Zone Control device ' p+ E( O. O5 N0 a
(three zone ... 0 C/ U( U' f, B十年移民路_ 发表于 2011-3-29 06:36 [/quote]