"section-number-3">11.7.</span> Tank factor</h3>
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THERMOS includes an invented quantity called the "Tank factor".
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<p>
This exists to reflect the fact that whilst heat network connections are usually sized for hot water production on demand, other heating systems are not. Heat pumps, for example, would have to be very large to deliver the ~20-30 kW of heat needed for instant hot water.
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<p>
These systems are instead installed with a hot