The National Home Builders Association reports the following regarding how long home appliances last: Dishwasher=9 yrs. Garbage disposers= 12 yrs. Microwave-9 yrs. Electric range=13 yrs. Gas range= 15 yrs. Range hood=14 yrs. Campact refrig= 9 yrs. Std. refrigerator= 13 yrs. Freezer= 11 yrs. Washer= 10 yrs. Electric dryer= 11 yrs. Gas dryer=10 yrs. Furnaces=15-20 yrs. Tank less water heater= 20+ yrs. Electric water heater= 11 yrs. Gas water heater= 10 yrs. Appliance life expectancy could be a good reason to purchase a home warranty since most home warranties cover product failures.