The purpose of the TDI Advanced Trimix Diving Course is to educate the student with the knowledge and experience need to conduct dives to depths of up to 330 feet with various mixtures of helium, nitrogen and oxygen. 

Prerequisites for this course include a minimum age of 18, certifications in Extended Range and Entry Level Trimix (or equivalent), and a minimum of 100 logged dived, 25 of which must be performed at depths greater than 100 feet.

To enroll in the TDI Advanced Trimx course please contact Lone Star Scuba.