RPZ FAQs: General

What is a fluid category 4 risk?

The water fittings regulations in England, Wales and Northern Ireland, byelaws in Scotland, categorise the risk to health posed by potential contaminates by fluid categories. There are five in total, the lowest being 1 (wholesome water) and the highest 5 (a serious health hazard).

Fluid category 4 is something which poses a significant health hazard. Examples include carcinogens, pesticides and environmental organisms of potential health significance.

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