What is PEX? PEX is an acronym for crosslinked polyethylene. It is a flexible, durable, proven piping product that has been used in plumbing systems for more than 20 years. PEX tubing wonât pit, scale or corrode and, because of its flexibility, it also offers potential freeze-damage protection. Uponor plumbing systems feature PEX-a tubing, which is considered the superior PEX tubing manufacturing method in the industry.
Answer Wiki. Ronald Reagan is the only U.S. president who has been divorced. One First Lady, Betty Ford, married and divorced before marrying a second husband, who became President Gerald Ford. Andrew Jackson's wife, Rachel, was divorced by her first husband, Lewis Robards, because she lived with Jackson while still married to Robards.
She would be the first first lady born abroad since Louisa Adams, wife of John Quincy Adams, who moved into the White House in 1825. She is Trumpâs third wife â another potential first for a first lady. Ronald Reagan, with a single ex-wife when he took office, so far is the only divorced U.S. president. She might also be the most linguistically gifted first lady, as she speaks four languages, including heavily accented English.