Aerostar 18x18x1 MERV 11 Pleated HVAC Filter (4 pack)
Pleated HVAC filter (nominal 18x18x1; actual 17 3/4 x 17 3/4 x 3/4) with MERV 11. Filters microscopic particles like dust, pollen, pet dander; easy to install. Customers note good value and improved air quality
Highlights
- MERV 11 filtration
- pack of 4
- compatible with furnaces and ACs
Pros
- filters microscopic particles
- easy to install
- good value for money
- fits furnaces and air conditioners
Cons
- frame durability concerns
- mixed size feedback
Best For
Features
- Nominal size 18x18x1; actual 17 3/4" x 17 3/4" x 3/4"
- MERV 11 filtration comparable to MPR 1000-1200 & FPR 7
- Captures lint, dust mites, spores, pollen, pet dander, fine dust, smoke
- Simple installation; cost-effective step toward a healthier home
- Recommended filter change every 60–90 days; more frequent in peak months