Cavern Instructor

Earn the rating to teach cavern (light-zone overhead) diving to TDI standards.

Overview

The Cavern Instructor qualifies you to teach cavern (light-zone overhead) diving as a certified TDI instructor. You will develop lesson planning, demonstration-quality skills and student-management ability, then prove them through mentored teaching and evaluation to agency standards.

What you'll learn

Teaching academics, briefings and dive planning for this level
Demonstration-quality skills and in-water control
Managing, coaching and assessing students safely
Standards, risk management, paperwork and certification procedures

What's included

All academic and teaching-practice sessions
Agency instructor materials and registration
Mentored teaching experience with real students
Evaluation and standards preparation

Prerequisites

Active instructor rating and TDI Cavern certification, with overhead experience.

Kit for this course

Recommended gear

The configuration we'd dive for this course, tap any card to drill into products, or shop it as a ready-made bundle. Not sure what suits you? Take the gear guide →

Base configuration

Sidemount

Dedicated sidemount harness + wing
Two independent cylinders, regulators and SPGs
Streamlined hose routing
Cutting tool and SMB

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Add-on

Cave / overhead

Primary canister light + two backups
Primary and safety reels, spools
Line arrows and cookies (markers)
Full redundancy, no direct ascent

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Add-on

Teaching / leadership kit

Demonstration-quality regulator and mask, plus spare and loaner gear for students
Slates, wet-notes and lesson / dive-planning tools
Primary and backup SMBs and spools
Surface signalling, first-aid and oxygen (O2) kit

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Add-on

Cold-water (dry suit)

Dry suit + appropriate undergarment
Dry or wet gloves
Dedicated dry-suit inflation hose

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Shop this kit as a ready-made bundle, drill into each product and add to your enquiry.Build the Cave Sidemount Kit →