Hayes U-Flow dual scale allows the measuring of water flow rate in litres or gallons. Provides a stable flow reading and can be used with a stem type thermometer. Ideal for measuring hot water flow rates from combination boilers.
Hayes U-Flow dual scale allows the measuring of water flow rate in litres or gallons. Provides a stable flow reading and can be used with a stem type thermometer. Ideal for measuring hot water flow rates from combination boilers.
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