We may earn revenue from the products available on this page and participate in affiliate programs. Learn More › A: Cold house aside and chattering teeth aside, a malfunctioning home furnace ...

The only problem? It’s old, and it’s not an efficient place to heat! The building currently has two furnaces to cope with its many nooks and crannies, with individual thermostats in each of ...

this year up from more than $1,800. last year. The optimal thermostat setting is between 68 and 72. A programmable thermostat can help keep costs lower. For every one degree you turn it down ...