Outlet water is too hot or too cool
Thermostatic Mixing Valves
TMV installation and servicing to maintain safe, compliant water temperatures.

A Practical Solution Based on the Real Cause
Thermostatic mixing valves regulate outlet temperature to reduce scalding risk in sensitive facilities. Regular servicing helps maintain safe temperatures and reliable valve operation.
APT Plumbing supports homeowners, businesses, strata managers and facilities teams with licensed gas, backflow and temperature-control services.

Signs You May Need This Service
Early attention can limit water damage, disruption and the cost of a larger plumbing failure.
Temperature changes unexpectedly
A scheduled TMV service is due
A healthcare, childcare or accessible facility needs compliance support
What’s Included in Our Approach
Safety and compliance come first. Our licensed team tests, services and documents regulated plumbing and gas work correctly.
- Valve identification and condition check
- Temperature and performance testing
- Cleaning, servicing or component replacement
- Final temperature verification and service records
From Assessment to Completion
- 01
Review the requirement
We confirm the appliance, device, property type and any known compliance or performance concerns.
- 02
Inspect and test
A licensed technician checks the installation and performs the required operational or compliance testing.
- 03
Repair or service
Faulty components are adjusted, serviced or replaced after the available options are explained.
- 04
Verify and document
The completed work is tested and relevant service or compliance information is provided.
Frequently Asked Questions
How do I know whether thermostatic mixing valves is the right service?+
Tell us the symptoms, where they are occurring and how long the issue has been present. Our team can confirm the most suitable next step.
Can APT Plumbing inspect the issue before work starts?+
Yes. We assess the condition and scope first, then explain practical options before approved work proceeds.
Do you work with strata, commercial and managed properties?+
Yes. APT Plumbing supports homeowners, businesses, strata managers and real-estate agencies across Sydney.
What should I do if the problem is urgent?+
Call 1800 262 131 and describe any active leak, overflow, gas concern or loss of essential service.
More Ways We Can Help

Backflow Prevention
Backflow device installation, testing, maintenance and compliance support.
Explore service
Gas Fitting
Licensed gas fitting, appliance connections, testing and leak repairs.
Explore service