article_snippet: Detectives are investigating the 'unexplained' death and the 50ft covered pool has been sealed off while toxicology tests are carried out to check that the water is safe.
article_snippet: After interviewing various people, the inspector said to the inspector, 'this is a non-suspicious death'.
article_snippet: A Hertfordshire Police spokesman said: 'An investigation is on-going at this time to establish the circumstances surrounding the man's death, which is being treated as unexplained pending the outcome of a post-mortem.