How do I start using the Instant System Test?

After downloading the Fernox App and completing registration, you can start adding a new “Instant System Test“. For a detailed, step-by-step guide on how to use the Instant System Test, please refer to this guide

What is the Instant System Test?

The Instant System Test is a quick and convenient method of evaluating system water quality onsite. It combines four tests: Turbidity Test, Express Inhibitor Test, Corrosion Test, and pH Test. For a detailed, step-by-step guide on how to use the Instant System Test, please refer to this guide.

Where can I buy the Fernox Express Inhibitor Test?

The Fernox Express Inhibitor Test is available from all major merchants and online plumbing retailers. For a more convenient purchase, you can use the Stockist Finder on our website to locate a retailer near you.

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