Crews from Dewsbury and Cleckheaton stations were called to a fire in kitchen of domestic property involving a dryer. 2 breathing apparatus and 1 hose reel used to extinguish fire. Incident was made persons prior to mobilising but confirmed all persons were out of property during the 999 call. 1 elderly male and adult son suffered smoke inhalation and both were transferred to hospital by ambulance. Smoke alarms were fitted and sounding at time of call. Fire investigation was consulted but not required at incident.