
- Who
- Noel Mccully
- What
- 25000 hour(s)
- Where
- United States (Hampton)
- When
The most hours logged in a diving helmet is 25,000 and was achieved by Noel McCully (USA) between 1976 and 2013.
The most hours logged in a diving helmet is 25,000 and was achieved by Noel McCully (USA) between 1976 and 2013.