Our web-site goes multilanguage! Now it's in English-Russian-Arabic and with a new friendly interface. #web #xdi

First demand valve ever was invented in the mid 19 century! However, modern demand valve appeared almost 100 years later - in 1942...

Mahmoud Askar has received his Advanced Nitrox TDI Instructor level. Congrats! So welcome everybody for next courses: - Intro to Tec TDI...

Guinness successful attempt was held in Hurgada in june 2015. Team with a World Deepest Diver and this record organiser - Ahmed Gabr and...