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Article: Hidden problems can cause carbon monoxide: homes with nondedicated combustion air inlets are at risk.(Residential furnaces safety)(Brief Article)(Statistical Data Included)
- Article from:
- Air Conditioning, Heating & Refrigeration News
- Article date:
- October 7, 2002
- Author:
CopyrightCOPYRIGHT 2002 BNP Media. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Safe and efficient combustion in a furnace requires a proper air-to-gas ratio. This, in turn, is dependent on the availability of air (combustion inlet) and the ability to discharge oxygen-depleted air (flue gas venting).
Whenever there is a malfunction of either the inlet or outlet system, there is a potential for incomplete combustion, which can result in carbon monoxide (CO) gases.
This article addresses residential gas heating systems with nondedicated combustion air inlets: Those furnaces that are inside the living space without direct communication to the outside air.
(Note: This article is meant to provide a general overview. For more ...