Learning thermostats can make a difference in tenant energy bills but you'll probably have to get permission first. Here's ...

we calculate actual heat demand at 11,212.5 x 0.85 = 9,531kWh. A typical air source heat pump should generate three or more units of heat for each unit of electricity it uses. We've assumed a COP ...

and the soil shouldn't go below 5°C in the year. This also means that a ground source heat pump will have less efficiency variance throughout the year, while an air source heat pump may be very ...

separated by 1.5 games. The Western Conference playoff picture will come down to the wire with the bracket being set Sunday night. The Lakers guaranteed their playoff spot with a win over the Mavs ...