TDI CCR Air Diluent Decompression Diver Course

Dive Deeper, Stay Longer — Decompression CCR Diving at Signature Scuba, Rancho Cucamonga

Take Full Advantage of Rebreather Technology

Ready to unlock the true power of your rebreather? The TDI CCR Air Diluent Decompression Diver Course is designed for certified CCR divers who want to go beyond no-decompression limits and perform staged decompression dives using air as a diluent and 100% oxygen for decompression.

At Signature Scuba, we offer expert-led training that prepares you for deeper, longer dives with confidence, control, and precision. This course is ideal for those pursuing deeper wrecks, technical exploration, or building toward trimix-level CCR diving.

What You’ll Learn:

Dive planning and execution for CCR staged decompression dives

Managing constant PO? setpoints during deep dives

Understanding oxygen exposure and CNS tracking

Gas management and bailout strategies for extended profiles

Use of 100% oxygen for accelerated decompression

Advanced emergency procedures and risk mitigation

Unit-specific skills and detailed pre-dive checklists

This course certifies you to perform CCR decompression dives up to 130 feet (40 meters) using air diluent and one oxygen-rich decompression gas.

Course Includes:

TDI CCR Air Diluent Decompression eLearning

6+ open water training dives with instructor-led deco planning

Unit-specific bailout configuration and gas analysis

Dive profile simulations and real-world emergency drills

Customized coaching for backmount or sidemount CCR units

Hands-on planning with software or slates for runtime management

Who This Course Is For:

Certified TDI CCR Air Diluent Divers

Divers with solid buoyancy and trim looking to extend bottom time

Rebreather users seeking to progress toward Trimix, Cave, or Expedition CCR

Technical divers transitioning from open circuit to CCR decompression

Photographers and wreck divers needing extended profiles with silent operation

Why Signature Scuba?

At Signature Scuba in Rancho Cucamonga, we offer real-world technical diving instruction. Our TDI-certified CCR instructors provide individualized coaching, unit-specific expertise, and training conditions that simulate the challenges of real deco dives. With dive site access across Riverside County, Pasadena, Orange County, and beyond, you’ll build your confidence and capability in diverse environments.

Dive Beyond Limits, the Right Way

Decompression on a rebreather requires a disciplined, thoughtful approach—and this course builds the foundation for your future in deep, technical CCR diving. Whether you’re heading toward Trimix or just want more time exploring the deep, this is the next step.

Contact Signature Scuba today to schedule your CCR Decompression Diver evaluation and start the path toward deeper, quieter dives.