The Apeks TEK 3 Set is a streamlined and robust regulator system designed for the serious technical diver. This configuration, favoured by those exploring the depths, offers exceptional reliability and performance in demanding conditions. The TEK 3 first stage is an over-balanced diaphragm design, providing consistent gas delivery regardless of depth or tank pressure. Its simple yet effective construction minimises the risk of freezing, making it a dependable choice for cold water environments. Paired with the rugged and dependable Apeks second stage, this set delivers smooth, effortless breathing. The TEK 3 system is a workhorse, built to withstand the rigours of technical diving and provide you with the confidence you need to push your limits.