Thermostatic Mixing Valve

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A tempering valve and temperature gauge on plumbing pipework

TMV Installation, Testing And Servicing

O’Brien Electrical & Plumbing Coopers Plains are licensed and experienced in all aspects of thermostatic mixing valve (TMV) installation, testing, maintenance, and repair. With over 35 years of plumbing experience across South East Queensland, we deliver reliable, compliant TMV services for residential, commercial, and healthcare environments.

We provide professional service and accurate reporting to keep your property safe and compliant.

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What is a Thermostatic Mixing Valve?

A thermostatic mixing valve (TMV) is a device that blends hot and cold water to deliver water at a safe, controlled, and consistent temperature. It plays an important role in reducing the risk of scalding, particularly in environments where children, elderly individuals, or vulnerable people are present.

TMVs are typically set to deliver water between 38–50°C, ensuring safe use without compromising comfort.

A brass thermostatic mixing valve with a black adjustment cap

In Queensland, a TMV must be tested and serviced every year by an endorsed plumber.

Licensed and endorsed are two different things, and only a plumber who holds both can sign the test off against the Australian Standard.

  • Hospitals and medical facilities
  • Aged care homes
  • Childcare centres
  • Schools

Our TMV Services

We provide a complete range of thermostatic mixing valve (TMV) services to ensure your system remains safe, compliant, and operating correctly.

  • Installation of new thermostatic mixing valves
  • Annual testing and compliance certification
  • Routine servicing and preventative maintenance
  • TMV cleaning, adjustments, and calibration
  • Fault finding and repairs
  • Compliance with AS 4032.3 and Queensland health and safety regulations

Our experienced team ensures your TMVs are functioning accurately and meet all required standards, helping you maintain a safe environment and avoid compliance issues.

Areas We Service

We proudly service Coopers Plains and the surrounding Brisbane southside suburbs.

  • Sunnybank
  • Salisbury
  • Holland Park
  • Archerfield
  • Acacia Ridge
  • Wacol
  • Moorooka
  • Tarragindi

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Two O’Brien technicians talking at the open back of a work van

Why Choose O’Brien Coopers Plains?

  • 35+ years of Trusted Experience
  • Licensed, Skilled & Professional Tradespeople
  • Fast, Local Response Across Brisbane Southside
  • 24/7 Emergency Service You Can Rely On
  • Quality Workmanship Guaranteed
  • Safe, Compliant & Reliable Solutions

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Tell us what you need and we’ll get back to you.

For any electrical or plumbing emergency, please call (07) 3277 7345 and follow the prompts to go through to the on-call technician.

Call (07) 3277 7345