- Fiberglass Filters:
Basic filters that capture larger particles; inexpensive but require frequent replacement.
- Pleated Filters:
Made from folded fabric that increases surface area for better filtration; effective for smaller particles.
- Electrostatic Filters:
Use static electricity to attract and trap particles; reusable or disposable types available.
- HEPA Filters (High-Efficiency Particulate Air):
Capture up to 99.97% of particles as small as 0.3 microns; used in sensitive environments like hospitals.
- Activated Carbon Filters:
Remove odors, gases, and chemical pollutants along with particulate matter.