Heating or Cooling Your Spare Bedroom

This time of year is a common time for houseguests.  Whether it’s your in-laws, siblings or old friends, it is likely you will be hosting a guest in your home. And where will they stay? They will probably stay in your guest room.  And when was the last time YOU spent a night in your guest room?  You set the thermostat to be comfortable in your bedroom at night, but...