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WQT Fernox App Guide

After downloading the app and completing registration, you can create a new Water Quality Test by following the steps below or watching the video guide.

Ieva Burns·July 27, 2026

Fernox App Guide

Adding a New Water Quality Test

After downloading the app and completing registration, you can create a new Water Quality Test by following the steps below or watching the video guide.


Step 1: Start a New Test

  1. Open the app.

  2. From the dashboard, tap the Scan Icon.

  3. In the pop-up menu, select New Postal Test.

  4. Once your camera opens, point it at the QR code on the sample bottle to scan it.


Step 2: Enter Customer & Location Details

Fill in the required fields:

  • Customer Reference: Add your own reference for reporting purposes.

  • Project Reference: Optional reference for your records.

  • Company Name: Enter the company name.

  • Address:

    • Tap Address Finder

    • Enter the postcode

    • Select the correct address from the dropdown

    • (Or choose from Saved Addresses)


Step 3: Enter System Information

Provide details about the system being tested:

  • System Type: Select the system type.

  • System Age: Choose: 0–2 years, 2–10 years or Over 10 years.

  • Heat Appliance Manufacturer: Select from dropdown, search or manually add if unavailable.

  • Heat Appliance Serial Number: Scan QR/barcode using your camera or enter manually.

    • Tip: Important for manufacturer-related work and reporting

  • Heat Appliance Age: Select heat appliance age range.

  • Inhibitor Protector Used: Select inhibitor protector used or add it manually.


Step 4: Submit Sample

  • Select the Reason for Sampling;

  • Review your answers;

  • Tap Submit.

WQT Contents & Preparation

The Water Quality 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 Water Quality Test, please refer to the guide below.

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