Two inch thick filter medium consisting of a scentless, inflammable glass fibre material. Mainly used as a secondary filter. The filter has an extra high efficiency because of the impregnation with a dust binder.
nan
Two inch thick filter medium consisting of a scentless, inflammable glass fibre material. Mainly used as a secondary filter. The filter has an extra high efficiency because of the impregnation with a dust binder.
nan