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2. Mystery Case Files: Return to Ravenhearst Walkthrough Part 3

   www.aol.com/news/2013-02-12-mystery-case-files...

   FURNACE. Toy Store-First floor. Click on the stove that is on the first floor of the toy store and you will get a closer view. There is a knob on the side of the furnace and a temperature gauge.

3. Register (air and heating) - Wikipedia

   en.wikipedia.org/wiki/Register_(air_and_heating)

   Usually, a register is placed near a window or door, which is where the greatest heat/cooling loss occurs. [4] [5] In contrast, returns (grilled ducts which suck air back into the HVAC system for heating or cooling) are usually placed in the wall or ceiling nearest the center of the building. Generally, in rooms where it is critical to maintain ...

4. HVAC control system - Wikipedia

   en.wikipedia.org/wiki/HVAC_control_system

   More complex HVAC systems can interface to Building Automation System (BAS) to allow the building owners to have more control over the heating or cooling units. [3] The building owner can monitor the system and respond to alarms generated by the system from local or remote locations.

5. Heating, ventilation, and air conditioning - Wikipedia

   en.wikipedia.org/wiki/Heating,_ventilation,_and...

   Such a system contains a boiler, furnace, or heat pump to heat water, steam, or air in a central location such as a furnace room in a home, or a mechanical room in a large building. The heat can be transferred by convection, conduction, or radiation. Space heaters are used to heat single rooms and only consist of a single unit.

6. What should you set your heat to in the winter? Avoid ... - AOL

   www.aol.com/set-heat-winter-avoid-thermostat...

   The Energy Department says that even turning thermostats back 7 to 10 degrees from their normal settings for eight hours a day can save as much as 10% a year on homeowners' heating and cooling ...

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