UKärcher ufuna ukuqeda ukukhungatheka kokuhlanza amafasitela, ikakhulukazi lawo abonakala sengathi aklanyelwe ukuba nzima ukuwafinyelela ngaphandle. Le nkampani yaseJalimane isanda kwethula amarobhothi ayo amasha okuhlanza amafasitela e-RCW 2 kanye ne-RCW 4 eSpain, amadivayisi amabili aklanyelwe ukwenza omunye wemisebenzi yasekhaya eyisicefe kakhulu. Futhi yebo, umqondo ulula impela: namathisela irobhothi engilazini, cindezela inkinobho, bese ukhohlwa ngakho ngenkathi isebenza yodwa, ngaphakathi nangaphandle.
Uhla olusha lwe-RCW luhlanganisa ifomula evame kakhulu emakethe yasekhaya: ubuchwepheshe bentando yeningi obabubonakala bugcinelwe izixazululo ezibiza kakhulu noma zobungcweti. Zombili lezi zinhlobo zihlanganisa izinzwa ezikwazi ukubona ozimele nezithiyo, amasondo angasheleli, kanye nokumunca okunamandla kwe-3.300 Pa okugcina irobhothi linamathele ngokuqinile engilazini. I-RCW 2 isivele ithembisa ukuhlanza okusheshayo nokulula, kodwa i-RCW 4 inezela izici ezithuthukisiwe njengezinzwa zengilazi engenafreyimu, ikakhulukazi eziwusizo emakhaya anamuhla anamabhalkhoni acwebezelayo noma amafasitela amakhulu. Iphinde ithuthukise uhlelo lokufafaza, isuka kuma-nozzles amabili kuya kwayisithupha azenzakalelayo ukuze kusatshalaliswe insipho engcono futhi kuvinjelwe imicu. Konke kulawulwa ngesilawuli kude, ngezinhlelo ezizenzakalelayo zokuhlanza okusheshayo, okunamandla, okuqondile, noma okusemaphethelweni. Ngaphezu kwalokho, zingasebenza ezindaweni eziqondile kanye nasezindaweni ezikhuphukayo ezifika kuma-degrees angu-45, zandisa kakhulu amakhono azo ngaphezu kwefasitela elivamile elivamile.