Net Deals Web Search

Search results

1. Results From The WOW.Com Content Network

2. Air lock - Wikipedia

   en.wikipedia.org/wiki/Air_lock

   Air lock. An air lock is a restriction of, or complete stoppage of liquid flow caused by vapour trapped in a high point of a liquid -filled pipe system. The gas, being less dense than the liquid, rises to any high points. This phenomenon is known as vapor lock, or air lock. Flushing the system with high flow or pressures can help move the gas ...

3. Alice H. Parker - Wikipedia

   en.wikipedia.org/wiki/Alice_H._Parker

   Alice H. Parker. Alice H. Parker (1895 – 1920) [ 1] was an African-American inventor who was active in the early 1900s. She is most widely recognized for her patent filed for a gas furnace, which served as the basis for the development of modern heating systems in use today.

4. Furnace (central heating) - Wikipedia

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

   Furnace (central heating) A furnace ( American English ), referred to as a heater or boiler in British English, is an appliance used to generate heat for all or part of a building. Furnaces are mostly used as a major component of a central heating system. Furnaces are permanently installed to provide heat to an interior space through ...

5. Heating, ventilation, and air conditioning - Wikipedia

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

   In the lower middle is the capacitor. Heating, ventilation, and air conditioning ( HVAC) is the use of various technologies to control the temperature, humidity, and purity of the air in an enclosed space. Its goal is to provide thermal comfort and acceptable indoor air quality.

6. Condensing boiler - Wikipedia

   en.wikipedia.org/wiki/Condensing_boiler

   Condensing boiler. Condensing boilers are water heaters typically used for heating systems that are fueled by gas or oil. When operated in the correct circumstances, a heating system can achieve high efficiency (greater than 90% on the higher heating value) by condensing water vapour found in the exhaust gases in a heat exchanger to preheat the ...

7. Forced-air gas - Wikipedia

   en.wikipedia.org/wiki/Forced-air_gas

   A forced-air gas furnace, of the older, non-condensing type. Forced-air gas heating systems are used in central air heating/cooling systems for houses. Sometimes the system is referred to as "forced hot air" .

8. Heating system - Wikipedia

   en.wikipedia.org/wiki/Heating_system

   A heating system is a mechanism for maintaining temperatures at an acceptable level; by using thermal energy within a home, office, or other dwelling. Typically, these systems are a crucial part of an HVAC (Heating, Ventilation, and Air Conditioning) system. A heating system can be categorized into central heating system or distributed systems ...

9. AOL Mail

   mail.aol.com

   You can find instant answers on our AOL Mail help page. Should you need additional assistance we have experts available around the clock at 800-730-2563.