Ukusetyenziswa kwelaphu leqwarha le-Grompeve elaphulwe lilanga
1. Izakhiwo zikawonke-wonke (indawo yokuzivocavoca, iqonga elikhulu, isikhululo seenqwelomoya, iziko lomboniso)
Amalaphu ngokubanzi kufuneka ahlangabezane nenqanaba le-B1 (isalathisi se-oxygen ≥32) imigangatho yokubuyiswa komlilo kunye nedangatye
2. Isakhiwo seofisi (iofisi, igumbi leentlanganiso, indawo yokwamkela iindwendwe)
Ukujongana nempuma kunye nentshona ngokuqhelekileyo khetha amalaphu nge-1% -3% yokuvuleka;ejongene ngasentla ngokuqhelekileyo khetha amalaphu nge-10% yokuvuleka;ujonge emazantsi ngokubanzi khetha amalaphu ane-5% evulelekileyo.