https://www.googlenestcommunity.com/t5/Nest-Thermostats/Nest-energy-consumption-discussion/m-p/197778#M39640 <P>Running two Waterfurnace Premier 4 units.&nbsp; One unit cools upstairs of house and other unit cools mid-floor and basement.&nbsp;&nbsp;</P><P>Note a big difference in cooling energy electric use.&nbsp; The mid-floor and basement unit is using about 1/3 the electricity as the other unit.&nbsp; Both set at roughly 75 degrees.&nbsp; My assumption is that it is that one unit either is not running efficient or that I need to add more insulation in attic.&nbsp; It should be noted that the upper floor of home is vinyl sided on the house and the lower half is brick.&nbsp; Open for suggestions.&nbsp; Thanks.</P> Mon, 11 Jul 2022 04:27:40 GMT EdR 2022-07-11T04:27:40Z https://www.googlenestcommunity.com/t5/Nest-Thermostats/Nest-energy-consumption-discussion/m-p/197778#M39640 <P>Running two Waterfurnace Premier 4 units.&nbsp; One unit cools upstairs of house and other unit cools mid-floor and basement.&nbsp;&nbsp;</P><P>Note a big difference in cooling energy electric use.&nbsp; The mid-floor and basement unit is using about 1/3 the electricity as the other unit.&nbsp; Both set at roughly 75 degrees.&nbsp; My assumption is that it is that one unit either is not running efficient or that I need to add more insulation in attic.&nbsp; It should be noted that the upper floor of home is vinyl sided on the house and the lower half is brick.&nbsp; Open for suggestions.&nbsp; Thanks.</P> Mon, 11 Jul 2022 04:27:40 GMT https://www.googlenestcommunity.com/t5/Nest-Thermostats/Nest-energy-consumption-discussion/m-p/197778#M39640 EdR 2022-07-11T04:27:40Z