is applied to one surface of the web 56 as the roller 53 rotates in another example configuration of fig2 b the bottom roller 54 laps up biocide from a pan or reservoir 58 which is situated beneath bottom roller 54 with the biocide being applied to an underside of web 56 as roller 54 rotates in yet another example configuration of fig2 c a nozzle or fountain sprays biocide on a surface of the web 56 proximate the nip 55 the nip 55 is accurately set so that the biocide application is uniform over the applied surface of web 56 it will be appreciate by those skilled in the art that further apparatus and structures can be employed in conjunction with one or more of these example configurations such as a blade or scraper positioned downstream of the rollers 53 54 to remove excess biocide for example as mentioned above the example apparatus of fig1 and any suitable biocide can be used for treating a nonwoven mat such biocides include but are not limited to those mentioned and evaluated e g zpt zinc pyrithione opp ortho phenyl phenol and microbe shield one particular set of trials for producing a biocide treated nonwoven felt product which utilized the example apparatus of fig1 and the procedures and inputs described in conjunction therewith were conducted at the.