Features CLEAR PLASTIC: The oil-water separator is made of transparent plastic, with good toughness, corrosion resistance and easy observation. GOOD FILTERING: The air compressor drainage valve is equipped with floating ball device and filter screen to ensure good filtering effect. APPLICABLE RANGE: The applicable pressure range of the automatic drain valve is 0.3-1.2MPa, which is effective and reliable and has a wide application. STANDARD SIZE: The air filter of the air compressor is designed manually and automatically, with a diameter of 1/2 inch and a quick plug of 8mm. Easy connection: Equipped with stainless steel screws, which can connect the bottom end of the filter and the oil-water separator, resistant to rust and corrosion. Specification: Item type: drain filter. Pressure: 0.3-1.2MPa Diameter:1/2" Temperature: 1.5-80°C Package list: 1 x drain filter. Package List 1 x Drain Filter