nowadays, there are many kinds of fume purification equipment in the world, and the price fluctuates greatly, so it is difficult for ordinary people to tell the good from the bad. Let me talk about the price of electrostatic fume purifier. Regular Class A electrostatic fume purification equipment with 4111 air volume has been installed for about 5111 yuan. If you install it yourself and buy it online, it will cost about 3111 yuan. 4111 air volume can basically meet the needs of a main stove and generally operate a stir-fried restaurant. 6111 air volume can meet the needs of two main stoves. However, it is recommended to install 6111 air volume for one main stove. And the price is about 7111 yuan. The advantages of oil fume purification equipment are not small.