Water Supply (Water Fittings) Regulations 1999 - United Utilities
Water Supply (Water Fittings) Regulations 1999 - United Utilities
Water Supply (Water Fittings) Regulations 1999 - United Utilities
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Fluid CategoriesNo protectionFluid Category1 WholesomeSimple mechanical deviceMechanical device or standard airgapComplex mechanical device or highrisk air gapMaximum air gapFluid Category 2No Health HazardFluid Category 3Some Health HazardFluid Category 4Health Hazard(toxic or Chemical)Fluid Category 5Health Hazard(micro-biological or viral)
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