Table 3 Storage w/h Condensing c/f Condensing c/f $SJTF .BY)FBU*OQVU L8 .BYIFBUPVUQVU L8 &GmDJFODZ (SPTT Condensing c/f $SJTF TUIPVSnPXSBUF MIS 4UPSBHF$ZMJOEFS - $POUJOVPVTnPXSBUF MIS Peak usage periods (hr) /VNCFSPGQFBLVTBHFQFSJPET )FBUJOHDPOTVNQUJPO L8 1 1 1 1 Storage recovery time (mins) 4UPSBHFSFDPWFSZ L8 4UPSBHFMPTT L8I 16.2 0 0 0 Secondary return system heat loss per hour (kW) &GmDJFODZ FGmDJFODZ DVSWFPGBQQMJBODF Appliance input for TFDPOEBSZTZTUFN L8 Secondary system operating time (hr) 3FIFBUPGTFDPOEBSZ SFUVSO L8IEBZ 10 10 10 10 21 21 21 21 Consumption per peak QFSJPE L8I 5PUBMDPOTVNQUJPOQFSEBZ L8I $POTVNQUJPOQFSXFFL L8I Annual consumption (kWh) Annual CO2 carbon emissions (kgCO2F References Carbon Footprint. (n.d.). Retrieved from https://calculator.carbonfootprint.com/calculator.aspx?lang=en-GB&tab=3 Cloutman-Green, E., Barbosa, V. L., Jimenez, D., Wong, D., Dunn, H., Needham, B., . . . Hartley, J. C. (2019). Controlling Legionella pneumophila in water systems at reduced hot water temperatures with copper and silver ionization. American Journal of Infection Control. Water Treatment Services. (n.d.). Retrieved from Water Treatment Services: for more details visit XXXSJOOBJVLDPN 46 April 2020 www.cibsejournal.com p43-46.CIBSEMagAPR20.indd 46 Advertisement feature 18/03/2020 14:48