A gas and water vapor pervious adsorption filter material having a
protective function against biological and chemical noxiants and poisons
and a multilayered layer construction including a first sheetlike carrier
layer, a second sheetlike carrier layer and, interposed between the first
carrier layer and the second carrier layer, an adsorbing layer, the
adsorbing layer comprising an activated carbon fiber fabric which is
durably adhered to the first carrier layer and to the second carrier
layer by means of an adhesive.