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.
Wood roof life expectancy: Here we summarize the average life expectancy of wood roofs, including wood shingle roofs and wood shake roofs, and we list the factors that affect expected wood shingle/shake roof life. We photographed the wood shingle roofed home shown above in Frankfort, Germany in 1969 - Ed.