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CFT Testing Parameters

Measures 4 key water quality parameters to provide an overview of the fill water and help determine its suitability for use in commercial heating systems.

Ieva BurnsAugust 26, 2026

Parameters

Sample
Measures

pH

Yes

Total Hardness As CaCo3 mg/L

Yes

Chloride mg/L

Yes

Sulphates mg/L

Yes

Postal Test Comparison

The table below shows the various chemical testing parameters for the postal Fernox water testing products.

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