Types of HVAC Filters
Not all air filters are the same. Understanding the differences helps you choose the best option for your home.
Fiberglass Filters
Cost: $ (Most Affordable)
Lifespan: 1 month
MERV Rating: 4-5
The most basic option, fiberglass filters trap larger particles but allow fine dust and allergens to pass through.
- Budget-friendly option
- Limited filtration capability
- Frequent replacements needed
Pleated Filters
Cost: $$ (Mid-Range)
Lifespan: 2-3 months
MERV Rating: 8-13
Standard choice for most homes. The pleated design increases surface area for better filtration.
- Better dust and pollen capture
- Good balance of cost and performance
- Moderate replacement frequency
High-Efficiency Filters
Cost: $$$ (Premium)
Lifespan: 6-12 months
MERV Rating: 14-16
Premium option for superior air quality. Captures microscopic particles including some bacteria and viruses.
- Excellent filtration of allergens
- Longer lasting
- Better for allergy sufferers
MERV Ratings Explained
MERV (Minimum Efficiency Reporting Value) rates filters from 1-20. Higher numbers = better filtration.
- MERV 4-6: Basic, dust only
- MERV 8-11: Standard, dust and pollen
- MERV 12-16: Premium, allergens and smoke
- MERV 17-20: Hospital-grade filtration