At Sunset Divers, safety is not based on claims or marketing language, but on
verifiable technical qualifications and documented procedures.

Many dive centres operate and maintain equipment internally, but few hold
formal, independently verifiable technical certifications
covering compressors, breathing air quality, cylinders, oxygen service and gas blending.

Technical Qualifications & Equipment Safety

Family-owned by Patrick & Nida Mueller.

Patrick Mueller is a PADI Staff Instructor (IDC Staff) and personally oversees daily operations, training quality and safety standards.

Below are our verifiable technical certifications for compressor systems, cylinders, equipment servicing, oxygen-clean procedures and gas blending.

Click to enlarge

Each certificate below is a preview. Click it to open the full-size image in a new tab.

Compressor Systems (Coltri / Bauer) — Maintenance & Repair

Maintenance and troubleshooting of high-pressure breathing air systems, with attention to filtration, moisture management and reliability in tropical conditions.

ASSET Compressed Air Systems Maintenance and Repair certificate – Coltri / Bauer – Patrick Mueller – Sunset Divers Port Barton

Click to open full size.

Preventive maintenance & diagnostics for compressor systems
Filtration handling, separators, moisture control
Operational checks and documented servicing approach

BAUER Technician (Level 1 / Level 2) & Air Quality Analysis

Certified for BAUER servicing (Level 1 / Level 2), including breathing air quality analysis and verification to support safe compressor output for diving.

BAUER Technician Level 1 / Level 2 and breathing air quality analysis certificate – Patrick Mueller – Sunset Divers Port Barton

Click to open full size.

Compressor technician competency (BAUER Level 1 / Level 2)
Maintenance and diagnostics for high-pressure breathing air systems
Breathing air quality analysis and output verification
Safety procedures for servicing and testing

Cylinder Inspection & Hydrostatic Testing (PT1 / PT2)

Cylinder inspection and hydrostatic testing procedures help prevent corrosion and valve-related failures, and support consistent diver safety.

ASSET Cylinder Inspection and Hydrostatic Testing certificate (PT1 / PT2) – Patrick Mueller – Sunset Divers Port Barton

Click to open full size.

Inspection workflow and documentation
Checks on valves, neck threads and corrosion indicators
Periodic testing approach aligned with industry practice

Dive Equipment Maintenance (Regulators / BCD / General Servicing)

In-house servicing supports reliability and consistent training setups. Focus on correct inspection routines, preventive maintenance and safe configuration.

ASSET Dive Industry Technician equipment maintenance certificate – Patrick Mueller – Sunset Divers Port Barton

Click to open full size.

Routine checks and servicing methods for safe operation
Consistent training setups (fit, comfort, function)
Documented approach to maintenance and follow-up

Oxygen Technician (O₂ Clean) & Nitrox Safety (ASSET)

Oxygen-clean procedures are critical for Nitrox operations. Covers safe handling, cleanliness requirements and oxygen service principles.

ASSET Oxygen Technician certificate – oxygen cleaning and gas blending safety – Patrick Mueller – Sunset Divers Port Barton

Click to open full size.

O₂-clean principles and oxygen-compatible components
Handling rules for oxygen service equipment
Nitrox preparation and safety procedures

Nitrox & Trimix Gas Blending — PADI TecRec Gas Blender Instructor

Official PADI TecRec Gas Blender Instructor certification for training and supervising gas blending procedures, including Nitrox and Trimix, and supporting safe preparation of breathing gas for both recreational and technical diving applications.

PADI TecRec Gas Blender Instructor certificate – Nitrox and Trimix gas blending – Patrick Mueller – Sunset Divers Port Barton

Click to open full size.

PADI TecRec Gas Blender Instructor (training & supervision)
Nitrox and Trimix gas blending procedures
Gas handling fundamentals and blending workflow oversight
Supports consistent standards for enriched air operations

Aqua Lung Service Technician — Level 2

Manufacturer service training for Aqua Lung equipment. Supports correct inspection, maintenance and service procedures in line with brand standards.

Click to open full size.

Aqua Lung Technician Level 2 service certification
Supports in-house inspection and servicing procedures
Improves reliability for training and guided diving use

Aqua Lung Service Technician — Level 1

Entry-level manufacturer service training for Aqua Lung equipment. Focus on safe maintenance basics, inspection routines and correct servicing workflow.

Click to open full size.

Aqua Lung Technician Level 1 service certification
Inspection routines and safe servicing fundamentals
Supports consistent equipment maintenance standards

Scubapro Service Technician — Level 1 (Regulators & BPI)

Official Scubapro Level 1 service seminar certificate. Supports correct service routines for selected regulator models and the Balanced Power Inflator (BPI), improving reliability and safe operation for daily diving activity.

Scubapro Technician Level 1 certificate – regulator and BPI servicing – Patrick Mueller – Sunset Divers Port Barton

Click to open full size.

Scubapro Technician Level 1 service seminar
Regulator servicing fundamentals for selected Scubapro models
BPI (Balanced Power Inflator) servicing basics
Supports in-house maintenance program for training and guided dives

Official domains: sunsetdivers.com, sunsetdivers.net, diveportbarton.com

All technical certifications, professional qualifications and training references shown above
are publicly verifiable through the respective organisations.