Каталог стандартов
+7 (495) 223-46-76
+7 (812) 309-78-59
inform@normdocs.ru
1.1 This specification covers throw-away, flat panel-type filter units for use in air conditioning, heating, and ventilating systems. This specification also includes panel-type filters with pleated media.
1.2 The values stated in inch-pound units are to be regarded as the standard.