Encoding specificity refers to Endel Tulvingâs notion that in order to successfully retrieve something from memory there must be a match between how information is originally encoded and how it is available when being retrieved from memory.
Shingle Roofing. Shingle Roofs last between 10 â 30 years in Phoenix depending on the quality of the material on your roof. Regular 3 tab shingles last between 10 â 15 years in Phoenix. Architectural or dimensional shingles are a lot thicker and can last from 15 â 30 years.
Average three-tab roofs last about 17 â 20 years. Architectural asphalt shingles have additional asphalt making them more durable than three-tab. Warranties range from 20 â 50 years with an actual life expectancy of 30 â 50 years. Metal roofs are extremely durable, often lasting up to 50 years.