The construction industry uses linear feet to distinguish it between square feet, cubic feet or others. For instance, purchasing ceramic tiles requires using square feet. However, buying a tile border uses linear feet since the width of the border is irrelevant.
6 Easy Ways to Make Your Clothes Last Longer With proper care, your clothes can last up to 15 years or longer, compared to about three years if they're worn often and not maintained Published August 10, 2016
Some air conditioners last up to 20 years. As interesting as these data points may be, they don't tell you the whole story. The issue is that a variety of factors affect the lifespan of an air conditioner. When you buy a new A/C unit, you may be given a rough estimate about how long it will last.