Ngemuva kokuthi i-foam iqhume nge-engeli engaba ngu-240 degrees, i-foam iyeka ukufafaza futhi amanzi ahlanzekile aqala ukuthuthwa ohlelweni lwamapayipi. Lo mklamo uqinisekisa ukuthi ngemva kokufafaza i-foam kanye, ilandelwa ngokushesha isifutho samanzi ahlanzekile ukuze ususe ngokuphelele insalela ye-foam futhi ugweme ukuxubana kwamagwebu amabili.
Lokhu akugcini nje ukuthuthukisa umphumela wokuhlanza, kodwa futhi kuqinisekisa ukuthi isigaba ngasinye senqubo yokuhlanza singafinyelela esimweni esihle kakhulu, sinciphise ukusabela kwamakhemikhali okungenzeka noma ukwakheka kwamadiphozithi. Ngaphezu kwalokho, le ndlela yokufafaza isiza futhi ukonga izinsiza futhi inciphise izindleko zokusebenza.