Question: Tell us about your experience in accounts payable. Answer: Accounts Payable is mainly concerned with effective management of creditors. Effective management of creditors calls for correct booking of invoice under right accounting heads and making timely payments so that maximum available credit limit and discount is taken.
That's somewhat optimistic, according to the Metal Roofing Alliance, which says a metal roof lasts 40 to 60 years while the average life span of an asphalt roof is 12 to 20 years.. Your shingles might defy predictions one way or the other.
The age of your roof is a good indicator of when you can expect to start seeing problems. Depending on the materials used, some roofs can last over 50 years. Here are typical roof life-spans in order of longevity: Real wood / Shakes have poor long-term performance, only lasting about 15 years.