For many years manufacturing areas of Zelinsky Group have been the leading developers and manufacturers of respiratory personal protective equipment.
80 years of experience, modern manufacturing lines, constant updating of the equipment, the presence of a developed scientific and production base – that’s what allows the company to comprehensively solve the problems of gas and particle protection, constantly improve serial products and create new products with excellent consumer and protective properties.


UNIX 303 P3 R D filters have a bayonet socket for hermetic connection with a half mask or a full face mask of UNIX series. They belong to high efficiency filters group (3rd class of protection). These filters are resistant to dust (D) and designed to be reusable (R). UNIX 303 P3 R D filters are used when the ambient temperature is from -40 to +40°C, oxygen content in the air is no less than 17% and aerosol concentration in the air is 200 mg/m3 and above.
UNIX 303 P3 R D filter has protective filter housing for working in high humidity conditions and it is much more resistant to contaminants. As a result, the service life of the filter is increased. In addition, it provides mechanical protection against damage. UNIX 303 P3 R D filter has different fields of application, including mining, chemical, petrochemical, metallurgical, engineering, wood, pharmaceutical, food and other industries, and it is also recommended to provide protection during construction works.
UNIX 303 P3 R D filters meet the requirements of EN 143. Their warranty storage period is 5, 5 years.
On A+A exhibition Zelinsky Group will be glad to offer the best bayonet & thread filters and other RPD.
For further information visit www.en.zelinskygroup.com, email irina[email protected] or call +7 916 814 21 36.
Visit us at A+A: hall 7, stand C43.