Understanding Dive Equipment Regulations
Most divers know their scuba cylinders need a visual inspection every year and a hydrostatic test every five years (referred to as a requalification or a hydro). The actual regulations for cylinders and other dive equipment, however, are less clear.
![Regulations help prevent cylinder incidents and protect you and others from harm.](https://world.dan.org/wp-content/uploads/2024/06/Q2_64_RiskMitigation-1200x600-1.jpg)