Aerostar 20x20x4 MERV 11 Filter (2 Pack)
Price tier: Mid-Range
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MERV 11 pleated air filters, 20x20x4, low-resistance electrostatic media for cleaner indoor air. Value-packed 2-pack, fits furnace systems. Customer note: good quality and value, but some sizing concerns
Highlights
- MERV 11 filtration
- electrostatic, low resistance
- 2-pack value
Pros
- high-efficiency MERV 11 filtration
- electrostatic media for low air resistance
- 2-pack for cost savings
- made in USA
- easy to install
Cons
- size may run smaller than expected
- sturdiness criticized by some customers
Best For
Features
- Nominal size 20x20x4; Actual size 19 1/2" x 19 1/2" x 3 3/4"; This MERV 11 filter is comparable with MPR 1000
- MPR 1200 & FPR 7.
- Designed to filter microscopic particles to promote clean and fresh indoor air quality
- Simple to install and a cost-effective step towards a healthier home environment. Replace 3"-5" filters every 3-6 months.
- 100% synthetic electrostatic media for high efficiency with low air flow resistance
- Manufactured by Filtration Group
- a world-leading manufacturer and supplier of filtration solutions making the world safer
- healthier & more productive.
