An industrial combined washing and drying machine that is capable of carrying out multiple sequential washing and drying cycles of the same fabric load, the machine comprising: (a) an industrial sized front loading drum washing machine having: i. a drum in which fabric can be washed, which is substantially cylinder-shaped and mounted so as to rotate around a substantially horizontal axis, wherein a plurality of through-holes, for the passage of water to and from the drum, are formed at the circumferential surface of the drum; ii. a water supply unit, for feeding into the drum a controlled amount of water for washing or rinsing; iii. a detergent supply unit for feeding into the drum a detergent, in a dosed amount; iv. a heater, for heating the water to a predetermined temperature; v. a motor, for rotating the drum; vi. a drainage unit for removing water from the drum; and vii. an inlet/outlet hole located in the front of the washing machine body, through which the fabric can be loaded into and unloaded from the drum, and an associated door for opening and closing entry into the drum via said hole; (b) an exhaust dryer having: i. a heating element for heating air to a required temperature; wherein the exhaust dryer is further characterized by ii. an entry chute for providing heated air into the washing machine drum, wherein the entry chute provides the heated air via an end of the cylinder-shaped washing drum; iii. an air mover for moving the air heated by the heating element through the entry chute into the washing machine drum; and iv. an exit chute for removing air from the washing machine drum to the atmosphere via the plurality of through-holes in the circumferential surface of the drum; and (c) a control system for controlling the washing of the fabric by the washing machine and the drying of the fabric by the exhaust dryer; such that multiple sequential cycles of washing and drying can be carried out under predetermined conditions. (a) an industrial sized front loading drum washing machine having: i. a drum in which fabric can be washed, which is substantially cylinder-shaped and mounted so as to rotate around a substantially horizontal axis, wherein a plurality of through-holes, for the passage of water to and from the drum, are formed at the circumferential surface of the drum; ii. a water supply unit, for feeding into the drum a controlled amount of water for washing or rinsing; iii. a detergent supply unit for feeding into the drum a detergent, in a dosed amount; iv. a heater, for heating the water to a predetermined temperature; v. a motor, for rotating the drum; vi. a drainage unit for removing water from the drum; and vii. an inlet/outlet hole located in the front of the washing machine body, through which the fabric can be loaded into and unloaded from the drum, and an associated door for opening and closing entry into the drum via said hole; i. a drum in which fabric can be washed, which is substantially cylinder-shaped and mounted so as to rotate around a substantially horizontal axis, wherein a plurality of through-holes, for the passage of water to and from the drum, are formed at the circumferential surface of the drum; ii. a water supply unit, for feeding into the drum a controlled amount of water for washing or rinsing; iii. a detergent supply unit for feeding into the drum a detergent, in a dosed amount; iv. a heater, for heating the water to a predetermined temperature; v. a motor, for rotating the drum; vi. a drainage unit for removing water from the drum; and vii. an inlet/outlet hole located in the front of the washing machine body, through which the fabric can be loaded into and unloaded from the drum, and an associated door for opening and closing entry into the drum via said hole; (b) an exhaust dryer having: i. a heating element for heating air to a required temperature; wherein the exhaust dryer is further characterized by ii. an entry chute for providing heated air into the washing machine drum, wherein the entry chute provides the heated air via an end of the cylinder-shaped washing drum; iii. an air mover for moving the air heated by the heating element through the entry chute into the washing machine drum; and iv. an exit chute for removing air from the washing machine drum to the atmosphere via the plurality of through-holes in the circumferential surface of the drum; and i. a heating element for heating air to a required temperature; wherein the exhaust dryer is further characterized by ii. an entry chute for providing heated air into the washing machine drum, wherein the entry chute provides the heated air via an end of the cylinder-shaped washing drum; iii. an air mover for moving the air heated by the heating element through the entry chute into the washing machine drum; and iv. an exit chute for removing air from the washing machine drum to the atmosphere via the plurality of through-holes in the circumferential surface of the drum; and (c) a control system for controlling the washing of the fabric by the washing machine and the drying of the fabric by the exhaust dryer; such that multiple sequential cycles of washing and drying can be carried out under predetermined conditions.