General cleaning of buildings
specialized interior cleaning activities (e.g chimney cleaning, cleaning of fireplaces, stoves, furnaces, incinerator, boilers, ventilation ducts, exhaust units) see 8129
Pembersihan am bangunan
perkhidmatan pembersihan dalaman yang khusus (cth: pembersihan serombong; dan pembersihan tempat perdiangan, relau, pembakar, dandang, saluran pengaliran udara dan unit ekzos), lihat 8129