SUNDSTRÖM SR221 - Pre Filter Pack of 5 Protects main filters against early clogging of particles - Pre-filter SR 221 is a disc that is designed to catch coarse particles and extend the lifetime of the main particle filters SR 510 P3 R and SR 710 P3 R, combined filter SR 299-2 ABEK1-Hg-P3 R and SR 599 A1BE2K1-Hg-P3 R. The pre-filter is placed in the prefilter holder and then snapped on...
Specifications Meterial Plastic polypropylene. No metal parts Size Largest diameter: 107 mm. Thickness: 31 mm Weight 44 g Filtration Paper Particle filter contains about 1,300 sq cm (200 sq inches) hydrophobic fibreglass paper Filtration Efficiency Paraffin oil aerosol: >99.997% (tested by INSPEC) Pressure...