Not economical on 2 front
1. 2+2 separate unit is cheaper
2. In term of electricity usage. If only one blower/condenser being used, wasting a lot electricity to start up a much bigger compressor but for 1 unit usage.
Air-cond. 1 compressor & 2 blower, Shared between 2 rooms
Jan 23 2011, 06:29 PM
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