UL 1812 BULLETINS-2004 标准详情
- 标准号:UL 1812 BULLETINS-2004
- 中文标题:2004年2月6日8P
- 英文标题:02/06/2004 8p
- 标准类别:美国保险商实验室标准UL
- 发布日期:2004-01-01
1.1 These requirements cover ducted heat recovery ventilators intended to remove air from buildings, replace it with outside air, and in the process transfer heat from the warmer to the colder air. These units are intended to be connected to duct sys
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