1#feinet2001 7 c( P5 l: j! V' I+ h d! C4 t" o: D( t* ]; ]9 {/ V
option 1: Two seperated furnances and seperated control # A) [7 K/ ^; g; n& a: s2 d/ D2 V (for big house > 3000 ft)1 m( I- R: [& B; V# o5 Q3 J! h% x
option 2: One furnance with Zone Control device 2 `5 O" g" g& [! t) H6 Q1 l! g$ B
(three zones or fours zone will be good) - total efficiency will be higher& o! R7 L1 n6 U# l% Y$ @' h8 ^9 e
% g6 T2 c% h8 ]2 \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?# {/ U- r% y5 J" q9 s1 Z9 N
% H% q+ k" u0 q1 O* q% g , g! y" L/ o# `0 [option 1: Two seperated furnances and seperated control1 n' i4 }5 E% k' j. c
(for big house > 3000 ft) ; D8 V z& X5 {) V# X) O; \* Uoption 2: One furnance with Zone Control device ' N" h0 a6 O) Z- m( ?+ A" E& D
(three zone ...- }6 ]9 D+ U6 i$ x
十年移民路_ 发表于 2011-3-29 06:36 [/quote]