1#feinet20010 H) S& N4 h+ ~3 a
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option 1: Two seperated furnances and seperated control ! f: u. G5 R6 l2 J# A (for big house > 3000 ft) 7 x! m2 r, }5 M' f2 r# |option 2: One furnance with Zone Control device . K$ f0 q- M3 {, a: ~& ~4 `) G (three zones or fours zone will be good) - total efficiency will be higher ( ]- q A- D4 R: ?. L: s* \5 t0 {$ M6 b
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?8 s" Y/ e2 d/ \, t0 G7 n
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option 1: Two seperated furnances and seperated control % J/ e7 Q. r% ?" k (for big house > 3000 ft) , e) N) L/ }# g: coption 2: One furnance with Zone Control device $ n+ j+ R D9 G6 z/ } (three zone ... 1 _2 D B) ]: F* Y& b十年移民路_ 发表于 2011-3-29 06:36 [/quote]