An instrument has been developed to measure hot water usage patterns in occupied dwellings. The instrument consists of a flowmeter inserted into a rubber nozzle which is push-fitted into the supply pipe to the hot water cylinder. It has been used successfully in nine homes having different occupancy patterns.
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References
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Miles A.J.Energy conservation in the production of hot water Gas Engineering and Management 17(6) 210-216 (June 1977 )
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