hotel using waste heat energy from air conditioner

nice day in every day the hotel spend 500 watt electric for heathing water
for the room, in the bath people need hot water for heathing ater for bath
usually hotel using water heather for heating water,but this time the hotel
using air conditioner not just for cooling room but for heathing water how
can air conditioner for heathing water? yes ,the water heather having copper
tube.the copper is containg hot energy and calor energy.












Red = Gas at high pressure and temperature
Pink = Gas at high pressure and reduced temperature
Blue = Liquid at low pressure and greatly reduced temperature
Light Blue = Gas at low pressure and warmer temperature


if the red pipe adding water storage vessel when the ac light
then there is no disposal of waste energy,

if every air conditioner using two function That Is as room coolers and water heather imagine how much you have to save money without you heat water with electric water heaters.

time to move from using a conventional water heater to a double water heater water heater ac(air conditioner)