Kärcher arranged to have its steam cleaners tested in an independent laboratory for effectiveness in fighting viruses.
The result: if used properly, the machines remove up to 99.999% of enveloped viruses*, such as the coronavirus or influenza, and 99.99% of common household bacteria** from hard surfaces. At the present time, disinfectants are to be reserved primarily for outpatient and inpatient care, but steam cleaners can make a valuable contribution to general hygiene – both in private households and in commercial and industrial use.
*Tests have shown that with spot cleaning of 30 secs at max. steam level with the Kärcher home steam cleaner 99.999% of enveloped viruses such as coronavirus or influenza (excluding the Hepatitis-B virus) can be removed on typical household, smooth, hard surfaces (test-germ: Modified-Vaccinia-Ankara-Virus).
**When thoroughly cleaning with the Kärcher steam cleaner 99.99% of all common household bacteria will be killed on typcial household, smooth, hard surfaces, provided the cleaning speed of 30 cm/s at max. steam setting (test-germ: Enterococcus hirae). With Kärcher professional steam cleaners SG(V) this is 99.999%, according to EN 16615:2015-06, on PVC floors. (test germ: Enterococcus hirae ATCC 10541).