1, poor air filter filter hard, often using single filtration, clogging, and permeability is not good!
2, poor quality air conditioner filter use the adhesive material is poor, easy to crack and damage, short service life; the distribution of activated carbon is not uniform, can not effectively filter the toxic gas!
3, poor quality air conditioning filter dust and odor removal effect is poor, the harmful gas in the air into the car, causing damage to the human respiratory system, physical health affected!
4, poor air filter is easy to cause the dust and foreign body accumulation in the evaporator, the odor inside the car!