Property Managers and Realtors, must be aware of the average age of each of the components of a property in order to advise property owners and buyers.
The following link provides a guideline of the average useful life span of various building components under normal operating conditions.
The life span of any building component can vary considerably depending on many factors, including conditions the components are subjected to, design, quality of materials, quality of installation, environmental conditions and the level of regular preventative maintenance.
CLICK on the link below to view.
Life Expectancy Chart