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
or any refinements that may be appropriate. Continued efforts along these lines will enable the development of specifications for a single method that is acceptable to all concerned.
1. Scope
1.1 This guide describes and compares different methods for assessing the potential for, or existence of, depressurization-induced backdrafting and spillage from vented residential combustion appliances.
1.2 Assessment of depressurization-induced backdrafting and spillage is conducted under either induced d
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