Home Appliances Design Choppoq Air Purifier by Mohammad Amin Abbaszadeh Sardehaei In designing Chppoq, efforts have been made to pay attention to the needs of people in a modern society, both in terms of efficiency and aesthetics in addition to eliminate the need for fresh, virus-free air, Choppoq can also be used as a decorative object. The concept of flowing inspired by one of the most famous and different wind catchers called Sirjan Wind Catcher in the city of Kerman, Iran. The appearance of this wind catcher distinguishes it from other examples in Iran. This model, unlike the other ones ,has a number of air inlets that has been made in the shape of a pipe.