Air Filtration Systems?
Air filtration systems are designed to catch more than dust particles.
The filter in your Return Air is designed to keep dust from hindering your HVAC system.
An Air Filtration--or Purification--System is designed for you.
There are many different kinds of Purification Systems that utilize different scientific methods for purifying contaminants from your home's indoor air.
Let's start with Carrier's Infinity and Performance Filtration Systems.