一般用途的单层和双层玻璃门的要求。不包括滑动折叠门、面板长度超过1500 mm或高度超过2400 mm的门、展厅用重型门等。

Requirements for single and double glazed doors for general purposes. Excludes sliding folding doors, doors containing panels exceeding 1500 mm in length or 2400 mm in height, heavy duty doors for showrooms, etc.