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What Is a Cat 5 water tank?

A Category 5 water tank features an air gap between the inlet and outlet, preventing any backflow of water from the tank or cistern into the mains water supply. These air gaps are Type AB which satisfies the applicable requirements of Water Regulations for Category 5 systems.

TankBoost CAT 5 is the mains water booster system is fitted with type AB backflow protection, making it suitable for commercial use where there is a risk of backflow contamination with fluid Category 5.

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