Michal Palkovic Instruktor Gasblender Instructor JJ-CCR-Level1 OC-Advanced Trimix-Diver OC-Advanced-Nitrox-Open-Water-Diver OC-Cave-Introduce OC-Cavern OC-Deco-Diver OC-Extended Range-Diver OC-Full-Cave OC-Nitrox-Diver OC-Recreational Trimix-Diver
