With their extra capacity (25 to 100 litres models available), they are most typically used in:
Commercial Kitchens (or large domestic ones)
These vented water heaters are fed from the cold water header tank and as such require a minimum of one metre of head-room. Accurate control is achieved by via two adjustable thermostats. Often used if you don't have the floor space or a cupboard to put a floor standing water storage heater. All are rated at just 3KW and come with a comprehensive on-site two year UK guarantee from Redring.
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