Factors Affecting Your Roof’s Lifespan

Buying a roof is a considerable expense for any homeowner. As such, you want the roof to last for the longest time, so you get the best value for your money. However, numerous factors influence how long your roof serves you. While some of them are within your control, others are not. Learn the factors affecting your roof’s life expectancy so you can get the most of your investment.



A properly installed roof will last longer than a poorly installed one. Mistakes during installation increase the likelihood of roofing problems like flashing damage, leaks, and sagging, resulting in premature replacement. It is best to have a trained and reputable roofing expert install your roof for greater durability and functionality.   


Roofing materials, ranging from asphalt to tile, wood, and metal, have varying lifespans. While asphalt shingles are a top choice among homeowners due to their beauty, costeffectiveness, and sturdiness, they don’t last as long as other materials. You can expect an asphalt shingle roof to serve you for 15-30 years, a metal roof for 20-70 years, and a clay tile roof for more than 50 years.


While most roofs can withstand different weather conditions, extended exposure to inclement weather – such as heavy rains, strong winds, snow, and sunshine – wears down your roof. For instance, UV sun rays increase roof degradation by causing the roofing material to fade and crack. Nevertheless, choosing the right roofing material for your local climate can enhance your roof’s lifespan.


Substandard attic ventilation and insulation can hurt your roofing material and compromise your roof’s integrity. For example, a poorly ventilated attic leads to shingle damage due to increased temperatures in summer. Similarly, it leads to condensation during cold months, exposing your wood roof deck to excessive moisture.   


Although roof slope is not something you can change instantly, it affects your roof’s longevity. Low slope roofs have a shorter lifespan than high slope roofs because they take longer to shed water and moisture. You can maximize your low-slope roof’s life expectancy by investing in sturdy and durable roofing materials and scheduling regular inspections. 


Certain practices such as walking on your roof can cause undue stress and harm the shingles. In addition, heavy items like bulky solar panels can overburden your roof and deteriorate it faster than usual. Roofs near trees are also more vulnerable to damage during harsh weather, decreasing their lifespans.   


Light-colored and dark-colored roofs can serve you for decades. However, the difference lies with your local weather patterns. In hot regions, light-colored roofs reflect the sun’s heat, thus reducing roofing materials wear and the need for repairs. Moreover, they keep indoor temperatures cooler, lowering home cooling expenses.


Regular maintenance not only increases your roof’s lifespan but also reduces repair bills and keeps your roof in optimal condition. It can be as simple as getting rid of debris on the roof and gutters or as complex as hiring a roofing expert for inspections and repairs. Notably, annual inspections are vital since they detect issues early before they damage your roof.


Even the best-maintained roofs reach the end of their useful service. Always keep a record of your roof’s age so you know when it’s due for replacement. As roofs age, they lose their efficiency, costing you tons of money. An old roof can skyrocket your energy bills, increase your susceptibility to storm damage, and threaten your family’s health and safety.

Understanding the factors influencing your roof’s lifespan helps you to ensure it serves you for a long time and avoid costly repairs and replacement. Contact iHome Designs for roofing installation, repair, and replacement in Northern New Jersey. We take pride in quality workmanship and materials to enhance the longevity of your roof.