ASTM E1998评定减压诱导的通风燃气用具回流和溢出的标准指南
日期:2012-02-08 10:23
valuated or described.
To provide a consistent basis for selection of methods, this guide summarizes different methods available to assess backdrafting and spillage. Advantages and limitations of each method are addressed.
One or more of the methods described in this guide should be performed when backdrafting or spillage from vented combustion appliances is suspected to be the cause of a potential problem such as elevated carbon monoxide (CO) levels or excessive moisture.
The following are exam
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