The Tecline TEC1 is a high‑performance second stage designed for divers who demand reliable breathing, cold‑water stability, and durable construction. Built with a balanced downstream valve, Venturi effect adjustment, breathing resistance adjustment, and a robust body, it delivers smooth airflow and EN250A‑certified performance for technical and recreational diving.
Balanced downstream valve for smooth breathing
The TEC1 uses a balanced downstream valve, ensuring consistent airflow and predictable breathing effort throughout the dive.
- Stable breathing at all depths
- Smooth airflow even under high demand
- Reliable performance in cold‑water conditions
- Suitable for technical, recreational, and overhead‑environment diving
Breathing resistance adjustment
The TEC1 includes a user‑adjustable breathing resistance knob, giving divers precise control over inhalation effort.
- Fine‑tune breathing comfort
- Increase resistance for rough surface conditions
- Reduce resistance for deep or high‑workload dives
- Supports personalised breathing performance
Ergonomic mouthpiece for comfort
Designed for long technical dives, the TEC1 features an ergonomic mouthpiece that reduces jaw fatigue and improves comfort.
- Soft, comfortable bite tabs
- Secure fit for long decompression stops
Durable body design
The TEC1 features a rugged, compact housing designed for demanding environments.
- Impact‑resistant construction
- Streamlined profile for efficient hose routing
- Built for long‑term reliability
The second stage is reinforced with a durable aluminium outer ring, improving structural strength and long‑term reliability.
- Protects the front cover from impacts
- Enhances regulator stability in high‑flow conditions
- Adds durability for technical and overhead‑environment diving
Optimised for cold‑water diving
Certified to EN250A, the TEC1 is engineered to perform safely and reliably in cold‑water environments.
- Stable breathing in low temperatures
- Designed for high‑flow technical use
- Suitable for twinset, stage, and single‑tank configurations
