Mesh filter model 821F, DN80 PN40, mesh opening 1.25 mm (28 openings/cm²). Body material: gray cast iron. Max. temperature: 450 °C 821F080E49

The 821F basket filter is a reliable solution for protecting systems against mechanical contaminants. Manufactured from high-quality gray cast iron, it ensures durability and corrosion resistance. This filter, with a nominal diameter DN80 and pressure class PN40, is designed for operation at temperatures up to 450°C, making it suitable for a wide range of industrial and installation applications.

Construction and Application

The 821F series basket filter is used in hot and cold water systems, steam systems, and industrial processes, including district heating, refrigeration, and air conditioning. Its design, featuring a stainless steel basket, guarantees effective removal of contaminants, while the ability to clean the filter without disassembly significantly simplifies maintenance. The filter flanges are machined in accordance with EN 1092-1 (for body material F) and EN 1092-2 (for materials A, C, D), ensuring compatibility with existing installations.

Key Features and Benefits

• High Pressure Resistance: PN40 pressure class enables use in systems with elevated pressure requirements.

• Durability and Reliability: Gray cast iron body combined with a stainless steel basket ensure long service life.

• Easy Maintenance: Filter cleaning without disassembly minimizes downtime and operational costs.

• Compliance with Standards: Meets the requirements of the Pressure Equipment Directive 97/23/EC and carries CE marking for DN≥32, confirming safety and quality.

• Wide Temperature Range: Operation up to 450°C allows use in demanding process conditions.

• Precise Filtration: Mesh opening of 1.25 mm (28 openings/cm²) effectively captures mechanical contaminants, protecting sensitive system components.

• Universal Connection: Flanged connections facilitate integration with various types of piping systems.

The 821F basket filter is an investment in reliable system protection and long-term operational efficiency — ideal for both installation professionals and end-users who value comfort and safety.