Thermostatic Mixing Valve22mm

Australian plumbing regulations state that all hot water systems in new homes must be fitted with a tempering valve to control the hot water supply to the bathrooms. Our plumbers recommend installing a valve on all storage hot water systems, new and old.

Thermostatic Mixing Valve15mm

Prohibiting the growth of bacteria in your hot water system is achieved by maintaining the thermostat at 60℃ (140℉) or above. However, increasing the temperate significantly above this will just result in higher power bills, not added protection.

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Thermostatic Mixing ValveBath

2020130 — A pressure reducing valve is an important part of your residential water system. It allows you to adjust the pressure of water arriving in your home.

Solution - install a tempering valve or TMV to the hot water pipe supplying personal hygiene areas (bathrooms), in some situations the whole house, which reduces the water to a much safer 50℃ (122℉), or in some cases 45℃ (113℉), to safeguard residents.

With a pressure relief valve, you can modify your network of pipes so that water doesn't come out of fittings like garden hoses in full force. This valve can ...

Thermostatic mixing valvetemperature setting

The large volume of water which spends most of the day just sitting in your hot water tank (unless you have instant) is a perfect breeding ground for all sorts of nasty bacteria. One of which is the Legionella bacteria that can cause a serious pneumonia-like bacterial infection Legionnaires disease, which in some cases leads to death.

The problem with keeping your storage hot water at this temperature is that at 60℃ hot water can cause severe scalding in only a few seconds. Small children, the elderly, and the infirm are some of the groups at most risk of burns.

A large tourist attraction in Melbourne was totally shut down due to a Legionnaires disease outbreak caused by bacteria breeding in the building’s air conditioner cooling tower system. This is just one example of many and is why we should take the risk seriously in our homes.

Both valves contain a temperature-sensitive element which expands or contracts in response to temperature changes in the incoming water. This expansion and contraction control a slide valve which allows more or less hot or cold water into the mix to consistently maintain the desired temperature.

Thermostatic Mixing Valvetap

Not sure which one is right for your hot water system? Contact our Sutherland Shire plumbers for professional advice and tempering valve installation services.

Often tempering valves and TMVs can also restrict the supply of hot water totally if for some reason the cold water stops, further safeguarding against burns.

It’s especially important to fit a solar hot water system with a tempering valve because of the higher temperatures the water can be heated to on hot sunny days.

Not sure if you need to install a tempering valve or a thermostatic mixing valve? Your local plumber can provide you with advice specific to your water heating requirements but here’s the low down to get you started.

Thermostatic mixing valvehow it works

This is the second unit I’ve installed as the first one, installed two winters ago in another building is working so well. No problems, easy to install. Both systems are hydronic floor heat and these units work great. Just fyi…….going to electric now works out cheaper than the original propane costs. Like that it’s Canadian made.

Thermostatic mixing valveadjustment

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Thermostatic Mixing Valve28mm

2024612 — A hot water recirculating pump attaches to your water heater. It circulates hot water throughout your pipes to keep it readily available at the faucet.

Balancing valves control water flow and balance heat distribution in commercial and residential hydronic heating and cooling applications.

Fixing your plumbing can be a DIY job with the proper tools and accessories. Learn about the various types of plumbing tools and accessories at Lowes.com.

I bought these to replace some wax actuators from my old system. Those were inconsistent (each moved a different amount) and had huge in rush power requirements. These have low power requirements and appear to be very consistent.

TMVs are often more expensive to install, however, can be repaired and maintained lasting longer on average than a tempering valve. The Australian Standard states that tempering valve testing should be carried out every 12 months with thermostats and o-rings replaced every 5 years.

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I purchased this glycol pump as part of the build your own, which included the manifolds pump, expansion tank, air separator and basic plumbing supplies. I was very happy with how everything arrived together and the install was straightforward just from looking at the pictures. The glycol pump makes it easy to charge the system, and took a lot of the guesswork out of setting it up. My garage now has toasty warm floors.

Tempering valves are usually installed in standard home water heating situations. A thermostatic mixing valve would be fitted if there was a requirement for more exacting control of the water temperature, as well as in larger applications.

A tempering valve is accurate to around 3℃ +/-, while a thermostatic mixing valve can keep the water to 1℃ +/- and responds faster than a tempering valve to changes in incoming water temperature.