subject: Rented Room, Mostly Second [print this page] Common use of home appliances in accordance with international standards of life, color television service life: 8 to 10 years; Air: 10 to 15 years; electric water heater: 12 years; electric heaters: 18 years; electric blanket: 8 years; electric rice burn: 10 years; Refrigerator: 13 ~ 16 years; video: 7 years; PC: 6 years; fan: 16 years; outdoor barbecue: 6 years; gas furnace: 16 years; washing machine: 12 years; telephone recording system: 5 years; hairdryer: 4 years; microwave: 11 years; electric shaver: 4 years; hood: 7 years.