When.com Web Search

Search results

1. Results From The WOW.Com Content Network

2. Is your heater making you sick? How to avoid cold-like ...

   www.aol.com/lifestyle/heater-making-sick-avoid...

   “When you turn on the heat for the first time in the season, these particles get blown into the air, which can lead to sinus congestion, sneezing, coughing, sore throat or other allergic ...

3. HVAC control system - Wikipedia

   en.wikipedia.org/wiki/HVAC_control_system

   Doing these three steps are super essential and is the key to keeping an HVAC system running for a long time. A customer should do these three steps every couple of months or when it is suspected problem with the HVAC system. [citation needed] Some signs that could lead to a potential problem is if the HVAC system does not provide air cool enough.

4. Furnace (central heating) - Wikipedia

   en.wikipedia.org/wiki/Furnace_(central_heating)

   At the furnace, cool air passes into the furnace, usually through an air filter, through the blower, then through the heat exchanger of the furnace, whence it is blown throughout the building. One major advantage of this type of system is that it also enables easy installation of central air conditioning , simply by adding a cooling coil at the ...

5. Forced-air gas - Wikipedia

   en.wikipedia.org/wiki/Forced-air_gas

   Older furnaces sometimes relied on gravity instead of a blower to circulate air. [1]Gas-fired forced-air furnaces have a burner in the furnace fueled by natural gas.A blower forces cold air through a heat exchanger and then through duct-work that distributes the hot air through the building. [2]

6. Soot blower - Wikipedia

   en.wikipedia.org/wiki/Soot_blower

   Air Heater Blower; Rotating Element Sootblowers; Multi-Media Sootblowers; Fixed Rotating; Steam blowing medium: Steam; Air; High Pressure Water; Dual-media air heater; Steam is normally used as a medium for blowing away the soot since capital cost of steam pressure reducing equipment and drain is less than the cost of compressors, motors and ...

7. Boiler - Wikipedia

   en.wikipedia.org/wiki/Boiler

   The heat source is inside a furnace or firebox that has to be kept permanently surrounded by the water in order to maintain the temperature of the heating surface below the boiling point. The furnace can be situated at one end of a fire-tube which lengthens the path of the hot gases, thus augmenting the heating surface which can be further ...