Frequently asked questions

Air Cleaners

What is the power emitted by the Scarecrow?

Scarecrow emits up to 1,092 j/m2 of energy. Check out our technology page to find out more, and why this energy is so important.


Is the Scarecrow safe?

Yes, Scarecrow is 100% safe for use around people. The UV-C radiation is hidden behind two outer casings of steel and aluminium, as well as a polarised screen on the front. All disinfection takes place inside the device.

How often do I change the filters?

We would recommend changing both the carbon and HEPA filters once every 6 months. However, this can vary dependent on the environment. If you’re unsure, feel free to contact us and we can give you more information.


How long do the UV bulbs last?

The UV bulbs have a duration of 9,000 hours. We recommend a bulb change once a year, which we can provide as part of our service package. Find out more.


How do I know which machine to choose for my space?

Get in touch with us and we can help more your requirement and make our recommendations.


Can I check how much ozone is in the room during the cycle?

Yes, by using the app. Simply connect to the Toto to see the cycle length and ozone levels. These numbers will disappear during the destruct part of the cycle and clear by the time the cycle ends.

Where can I use Toto?

In an indoor area that is in need of sanitisation, deodorisation of even as part of a deep clean. The Toto can also work to clean objects before or after regular cleaning.

Can I be in the room when Toto is on?

No, it is important that there are no people in the room when the Toto is in operation. All windows and doors should be shut until the cycle has finished, and we would suggest displaying a sign that tells people not to enter.

How do I use Toto?

By referring to the manual, choose your programme depending on the room size. Select your programme and leave the room until the cycle has finished.

Can I check how much ozone is in the room during the cycle?

Yes, using the app. Connect to the Lion and you can see the length of the cycle and the levels of ozone. These will disappear during the destruct cycle and clear by the end of the cycle duration.