Filterbuy 18x18x1 MERV 11 Air Filter (6-Pack) – Made in USA
16-18x18x1 electrostatic pleated filter with MERV 11 for allergy and pet defense. Couples with furnace, AC, or heat pump for improved air quality. Customer note: good quality and fit, some report improved airflow
Highlights
- MERV 11 filtration
- universal compatibility (18x18x1)
- made in USA
Pros
- universal compatibility
- mERV 11 filtration
- electrostatic pleated design
- made in usa
- 6-pack value
Cons
- size occasionally noted as slightly smaller than advertised
Best For
Features
- 18x18x1 replacement filter with actual 17.75x17.75x0.75 inches
- MERV 11 synthetic media captures 95% of dust and supports allergies and pets
- Electrostatically charged with 14 pleats per foot for longer-lasting filtration
- Dual wire backing with beverage board frame for improved durability and temperature resistance
- Made in the USA using industrial-grade, recyclable materials