Tec · Tec

Normoxic TrimixCombat narcosis at depth — go to 60–70 m

TDI / IANTD

Course Overview

The Normoxic Trimix course teaches you to use Helium-based gas blends to dive to 60–70 m without narcosis. 4 days of theory and 8 challenging dives. Helium fills are billed separately.

4 days Max depth: 60–70 m 18+ yrs From 49,000 THB

What You'll Learn

Skills & Knowledge

Trimix planning
Helium narcosis vs nitrogen narcosis
Gas-blending fundamentals
Deeper deco strategies
High-altitude considerations

Course Structure

How It Works

4 days — heavy planning + 8 progressive Trimix dives to 60–70 m

Prerequisites

Before You Start

Extended Range / Technical Diver
150+ logged dives
Minimum age 18

What's Included

In the Price

Tuition
Deco gases
8 dives
Certified instructor
Cert card
* Helium fills billed separately

Price

49,000 THB

4 days, max depth 60–70 m

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