1#feinet2001 & T1 U: Z5 E9 ?# I ; o. _8 p/ z8 O7 ooption 1: Two seperated furnances and seperated control; b* s1 A$ B! J
(for big house > 3000 ft) ' Z" E7 G9 L8 l& Voption 2: One furnance with Zone Control device % Z+ m3 y! U: }7 { {& ~! ]
(three zones or fours zone will be good) - total efficiency will be higher9 b1 L+ ?, E% O8 E2 {) v+ h
( N7 r5 e" W1 ]+ sTotal 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?0 n9 Q8 Y6 x7 Q$ i$ J
. z# a' E j+ }" h# k& S+ h5 o/ e2 N/ h ^) z
option 1: Two seperated furnances and seperated control 4 G/ Z J! W3 D (for big house > 3000 ft) 1 ]8 B8 @/ N2 V- S9 D$ eoption 2: One furnance with Zone Control device 6 i& e9 Z( r! Y7 B1 _ (three zone ... $ S7 U) N5 h0 a十年移民路_ 发表于 2011-3-29 06:36 [/quote]