Its a good idea for homeowners to expect some natural wear and tear on their home and budget for it. The repair bills for a destructive roof leak or an inconvenient appliance failure can really catch a homeowner off guard, and while it may seem like a disaster at the time, standard insurance policies don't cover damage or repairs that result from normal wear and tear or lack of maintenance.
For a buyer considering purchasing a property, a property inspector can provide great insight into the age of the most vital systems and overall construction quality. Helping buyers to know what systems may need replacing in time. The hardness of the materials used to build the home generally determines how long the components are likely to last. But sometimes the quality of the installation, intensity of use, local climate conditions and level of maintenance can impact their actual longevity.
most common in home are:
Asphalt shingles- about 20 years but, that depends on exposure to the sun and angle of the roof. a better choose would be a steel or clay/concrete tile where their life expectancy is 50 years or more.
Floors- Stone and Wood are the best for life expectancy. now a days they are so well made that with proper maintenance they can last a lifetime. However, they are often replaced prior to the end of their usefulness because, of changes in style and trends.
Windows - frames made of wood last longest if well maintained. Its when they rot the they have trouble. Wood has a life expectancy of over 30 years. While Aluminum (clad) 15 to 20 years. As for Glazing 10 years.
Plumbing and HVAC- Water heaters (gas or electric), and faucets can last up to 20 years after which prepare to replace. Furnaces can last up to 20 years if well look after. Air conditioners are not so long and tend to last 10 to 15 years.
Appliances - Refrigerator, dryers,washers, ranges all have a life expectancy of 13 years to 15 years.
Regular up keep of these can help extend the life of your homes components and save you thousands of dollars over time and years of head aches. It is my hope that this Information helps you.