Hoffman T10S3RSS Fan Shroud, Type 3R, Fits 10in fan, SS Type 304Fan shroud kits are available for outdoor enclosure applications requiring Type 3R ventilation protection from falling rain, sleet and snow. Product Specifications BRANDHoffman® MANUFACTURERS PART NUMBERT10S3RSS TYPE3R CONSTRUCTIONSs Type 304 DESCRIPTIONFan Shroud Kit FITS10in Fan MATERIALStainless Steel