enow.com Web Search

Search results

1. Results from the WOW.Com Content Network

2. Direct vent fireplace - Wikipedia

   en.wikipedia.org/wiki/Direct_vent_fireplace

   Direct vent fireplaces are extremely efficient compared to a traditional fireplace and can operate at about 85% efficiency. Even a very efficient traditional fireplace only operates at about 15% efficiency. This is because most of the hot air generated by the fire travels up the chimney due to convection.

3. Fireplace - Wikipedia

   en.wikipedia.org/wiki/Fireplace

   Ventless fireplaces (duct free/room-venting fireplaces) are fueled by either gel, liquid propane, bottled gas or natural gas. [clarification needed] In the United States, some states and local counties have laws restricting these types of fireplaces. They must be properly sized to the area to be heated. [4]

4. Heating, ventilation, and air conditioning - Wikipedia

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

   Rooftop HVAC unit with view of fresh-air intake vent Ventilation duct with outlet diffuser vent. These are installed throughout a building to move air in or out of rooms. In the middle is a damper to open and close the vent to allow more or less air to enter the space. The control circuit in a household HVAC installation.

5. Central heating - Wikipedia

   en.wikipedia.org/wiki/Central_heating

   Sealed systems offer an alternative to open-vent systems, in which steam can escape from the system, and gets replaced from the building's water supply via a feed and central storage system. Heating systems in the United Kingdom and in other parts of Europe commonly combine the needs of space heating with domestic hot-water heating.

6. Mechanical, electrical, and plumbing - Wikipedia

   en.wikipedia.org/wiki/Mechanical,_electrical...

   MEP's design is important for planning, decision-making, accurate documentation, performance- and cost-estimation, construction, and operating/maintaining the resulting facilities. [ 1 ] MEP specifically encompasses the in-depth design and selection of these systems, as opposed to a tradesperson simply installing equipment.

7. News, Politics, Sports, Mail & Latest Headlines - AOL.com

   homepage.aol.com

   Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.