There are several types of 1" disposable filters on the market today. Below are some features and benefits for some of the most common types of filters.
1" Pleated Electrostatic, High Performance
Benefits
- Disposable
- Many surpass efficiency of all other 1" air filters
- Electrostatically charged fibers act like tiny magnets; these attract and capture small particles that other filters miss
- Alternative to costly, permanent electronic air cleaners
- Protects furnace motor
Considerations
- Requires changing every two to three months
- More expensive than traditional disposable filters
1" Fiberglass or polyester
Benefits
- Inexpensive
- Disposable
- Protects furnace motor
- Traps large particles
Considerations
- Requires changing monthly
- Ineffective at trapping microparticles
1" Pleated
Benefits
- Inexpensive
- Disposable
- Typically captures more particles overall than fiberglass or washable filters
Consideration
- Changing every month recommended
- Ineffective at capturing microscopic allergens
1" Washable/Reusable
Benefits
- Designed to be washed and reused
- May last a few years before needing to be replaced
- Protects furnace motor
- Traps large particles
Considerations
