The matching sediment filter for inexpensive replacement. Filters coarse impurities in advance. Can thus significantly extend the service life of sterile filters. Simply replace the existing sediment filter in the Safety shower filter. 

For prolonged use of sterile filters.

Raw deposits, rust, sand and similar impurities used to close the extremely fine pores of sterile filters (membrane filters) unnecessarily quickly.
This inexpensive pre-filter ensures that Sterilfilter only has to filter fine substances and can therefore be used for longer.