● Best suitable In-line filter for both positive and negative pressure. ● As options, prepared for a '-S3 spec. of "brass-free" and "Low level ozone resistance". ● No brass material is used for metal parts and HNBR is used for seal materials. ● -S3 specification is available as an option, featuring "No copper-based metal material is used in airflow paths"and "Low-level Ozone resistance". ● Temp. range : -0 ～50 C° ● Medium : Air