1/2, 3/4 and 1 PEX pipes sizes are the most common for residential and light commercial installations. The end use or application ultimately determines which size pipe to use, with most common being: The size of Plumbing PEX is usually determined by the end use, or end application, with most common being: 1/2 PEX plumbing tubing is the most common of all sizes and is typically used in conjunction with PEX plumbing manifolds to carry hot or cold water to plumbing fixtures.
Only one president has died from cancer and that is Hiram Ulysses Simpson Grant. He had cancer in the throat. Other presidents have had cancer but have not died. Only one president has died from cancer and that is Hiram Ulysses Simpson Grant. He had cancer in the throat.
 William Henry Harrison (1841), the ninth President, died of pneumonia one month to the day after makingin the snowthe longest U.S. presidential inauguration speech on record.  Zachary Taylor (1849-50), the 12th President, died in 1850 of an inflamed stomach and intestines just 16 months after he took office.William Henry Harrison (1841), the ninth President, died of pneumonia one month to the day after makingin the snowthe longest U.S. presidential inauguration speech on record.  Zachary Taylor (1849-50), the 12th President, died in 1850 of an inflamed stomach and intestines just 16 months after he took office.