Thermostatic Mixing Valves Repairs & Maintenance

Professional TMV testing, repairs, and maintenance to ensure safe water temperatures and compliance with Australian health regulations.

Thermostatic Mixing Valves (TMVs) are essential for regulating hot water temperatures and preventing scalding, especially in environments such as hospitals, aged care facilities, childcare centres, and schools. Regular TMV servicing is not only critical for occupant safety but is also a legal requirement under Australian Standards.

At CAB Plumbing, we provide complete TMV maintenance, repairs, and compliance testing for commercial and multi-residential properties. Our certified plumbers conduct thorough inspections, identify potential faults, and ensure every valve is calibrated correctly. With national coverage and over 20 years’ industry experience, we help clients meet their safety obligations while extending the life of their hydraulic assets.

Our preventative Thermostatic Mixing Valves servicing includes:

Annual TMV testing in line with Australian regulations
Temperature calibration to maintain safe outlet delivery (38–45°C)
TMV repairs and replacement of faulty or damaged valves
Inspection for leaks, corrosion, or blockages
Flow rate and pressure adjustment to optimise performance
Detailed compliance documentation and reporting for audits
Scheduled maintenance programs tailored to property requirements

Compliance & Reporting

TMV testing and maintenance is a mandatory annual requirement across many industries, particularly in healthcare, aged care, and education. CAB Plumbing ensures every TMV service is performed by licensed plumbers and reported to the relevant authority. Our Simpro management system provides full transparency, with detailed service records and reminders for future inspections to ensure ongoing compliance.