Heat Pump is a HVAC (Heat Ventilation and Air conditioning) device which operates on various thermodynamic principles. It is widely used in residential and commercial building to alter the temperature of a room. It is a dual purpose machine which can be used as a heater in winter and as an air conditioner in summer season. The heat pump availed by us is highly efficient that maintains and change the temperature of air within few minutes. It don not require a separate unit for the heating and cooling applications. This device can also be utilized to raise the temperature of water in swimming pools.