An air purification system to remove dust and other particulate matter from passing air is disclosed. The air purification system includes a housing. The housing includes a plurality of vents provided. Further, the housing includes an opening provided at a bottom of the housing. The air purification system includes a door hingedly coupled to the housing. Further, the air purification system includes an air filter removably inserted into the housing through the opening. The air filter is aligned with the plurality of vents. The door is closed to form a closed structure with the housing. The air filter is used to filter air passing through the plurality of vents and to collect dust and particulate matter. The air purification system is used as a standalone device such as forced air heating and air conditioning system or as an accessory to an existing forced air heating and air conditioning systems.