Minimum pressure - 0.5 Bar (flow rate of 10.8 litres per minute). Minimum Pressure – 0.5 Bar (flow rate of 6.2 litres per minute). Minimum pressure - 0.5 Bar (flow rate of 16.8 litres per minute). Minimum pressure - 0.5 bar (flow rate of 4 - 6.5 litres per minute).
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