FILTER:TYPE: AIR,PRESSURE RATING: 29 BAR,PORT SIZE: 1/4 IN,FILTERING RETENTION: 5 MICRONS,ELEMENT MATERIAL: SUS316,HOUSING MATERIAL: SUS316,ADDITIONAL SPECIFICATION: EEX CLASS: EXD IIC T6/T5/T4. ADDITIONAL TEXT; DELIVERED TOGETHER WITH FILTER REGULATOR: FILTER MODEL: PROFLEX FILTER REGULATOR 25 MICRONS ADDITIONAL INFO.: WITH PROFLEX FIL MODEL NO.: US F 02