1#feinet2001 2 d* e) d' w$ t' Q" {* j( E & m6 ?6 L: o, ] H" `option 1: Two seperated furnances and seperated control% A. C% }. U; y0 `
(for big house > 3000 ft) % `9 G0 B c- y( {& N0 moption 2: One furnance with Zone Control device ]0 E% c, j% B# e$ ]$ N& Z8 u
(three zones or fours zone will be good) - total efficiency will be higher 3 c2 h5 Y; I" T5 K6 d \5 D3 W) l. j9 ^3 o0 |, v/ H+ \! G* i+ s, c& M
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? % F5 P/ E7 x: h0 l( X & U* V. g/ d3 A * F; O. e2 N" E2 }option 1: Two seperated furnances and seperated control * N( v! @) O4 F+ b1 p$ M (for big house > 3000 ft) ! c" @# E# ~; K2 p( \/ _option 2: One furnance with Zone Control device 4 G6 m5 R I3 B/ `: x6 Q (three zone ... , q, ~# O7 `" q$ P# J/ u. i1 L8 M十年移民路_ 发表于 2011-3-29 06:36 [/quote]