The course is designed to progress the divers skills to allow diving beyond the cavern zone of cave OHE. It introduces the diver to self sufficiency skills utilising isolation manifold twin sets and dual outlet cylinders, line following and laying and emergency procedures. The course can be run in conjunction with the OHE cavern course as a continuous program.

The course runs over 4 days during which time you will complete 6 dives, all theory and various practical skills development sessions.

Course cost is £400.00 including IANTD course manual and certification.