If you own your residence, and live somewhere with good air quality most of the year, forget about air filtering and go for air changeovers. Read about ERV/HRV.

If you own your residence, and live somewhere with good air quality most of the year, forget about air filtering and go for air changeovers. Read about ERV/HRV. Activated carbon filters are inexpensive and remove VOCs but in my experience not terribly quickly.