1. Please professional cleaning company cleaning air conditioner Usually takes 2-3 hours, the cost is about 150-200. Need someone to wait at home, and unfamiliar masters must pay close attention to prevent "worst", but also need to spend extra maintenance costs and air conditioning cleaning agent costs ! 2. Self-cleaning filter and heat sink At present, most families still have a sense of cleaning of air conditioners. However, due to limited conditions, they usually only stay in the clean-up of filters. In fact, this does not completely eliminate the pollution caused by air-conditioning. Because the filter only filters a part of the dust, some dust still accumulates on the heat sink through the filter and accumulates a large amount of germs. We need to clean it with air-conditioning cleaners to keep the air conditioners clean. Therefore, to develop the right habits urgent cleaning of air conditioning, we need to do to clean the filter while cleaning and disinfection heat sink, so as to effectively inhibit the growth of bacteria fins bring to indoor air pollution. For more information, please pay attention to Shanghai Lanfei official website: Â Customer service Zheng Cell phone Enterprise: Shanghai Lanfei Fine Chemical Technology Co., Ltd. Website: Business QQ: 4008201036 Email: Co2 Regulators,Welding Argon Regulators,Co2 Regulator Bunnings,Co2 Gas Regulator CBM TECHNOLOGIES (NINGBO) CO.,LTD , https://www.sinogascylinders.com