Sleep experts reveal the optimal bedroom temperature for quality rest—and it's probably cooler than your current setting.

With the new water pump in place, it's time to refill the cooling system and bleed it to remove air bubbles. Using a funnel to prevent spills, slowly and steadily pour new coolant of a compatible type ...

Where you place your thermostat greatly affects its accuracy and your energy bill. These small adjustments can help it operate at its best.