What components are included in the Diagnostic Water Test kit?
The kit contains two bottles: One for Heating System Water One for Fill Water
What is the Diagnostic Water Test?
The Diagnostic Water Test is a comprehensive postal laboratory test for heating system water, providing a detailed analysis of the system and fill water samples. For a detailed, step-by-step guide on how to use the Diagnostic Water Test, please refer to this guide.
Is the Instant System Test compatible with both Android and iOS devices?
Yes, the app is available for both Android and iOS devices. Ensure you download the correct version from the respective app store.
Will the Fernox App work on tablet?
The Fernox App is compatible with iOS and Android smartphones. While it is primarily designed for smartphones, it may also work on some tablets.
How do I contact customer support?
You can contact customer support by emailing digital@fernox.com
What are the steps to start the Diagnostic Water Test?
Fill the sample bottles with Heating System Water and Fill Water. Secure the lids to prevent spillage. Open the app and from the dashboard click on the Scan Icon button, then on the text selection pop-up, select New Postal Test. Use your smartphone camera to scan the QR code. For a detailed, step-by-step guide on how to use the Diagnostic Water Test, […]
What is included in the Water Quality Test kit?
The kit includes a sample bottle and a QR code for tracking and identification. For a detailed, step-by-step guide on how to use the Water Quality Test, please refer to this guide.
How do I prepare the samples for a System Health Check?
Fill the first bottle with Fill Water, typically from a kitchen tap. Fill the second bottle with water from the heating system. Ensure both are securely sealed to avoid spillage. For a detailed, step-by-step guide on how to use the System Health Check, please refer to this guide.
What do I receive after completing the System Health Check?
A PDF certificate detailing the diagnostic results will be emailed to you and stored in your account for future reference.
What is the System Health Check?
The System Health Check is a premium postal sampling service that diagnoses central heating issues with laboratory precision, enabling the correct action to be taken. For a detailed, step-by-step guide on how to use the System Health Check, please refer to this guide.



















