26 0 tons of gas boiler chimney

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Chimney Fundamentals: The Science of Venting Flue Gases ...

Jan 19 2015 · B vent is rated only for gas appliances. It is used as a vent connector for all 78 percent and 80 percent AFUE appliances. It may not be run outside of the building and may be used as a liner in an existing flue chase. Flexible liner may be aluminum for gas appliances or stainless steel for gas

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