DIY Home Repair Forum: HVAC
01-11-2009, 10:07 AM
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Replies: 1
Views: 1,907
Summer-Winter Switch
I have a two-story condo built in 1969 that has a Summer-Winter switch next to the main thermostat on the first story. The second thermostat is a heat only thermostat on the second floor. I would...
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